Add test for str8 array

Co-authored-by: Abdelrahman Said <said.abdelrahman@flawlessai.com>
Reviewed-on: #5
Co-authored-by: Abdelrahman <said.abdelrahman89@gmail.com>
Co-committed-by: Abdelrahman <said.abdelrahman89@gmail.com>

.clangd

@@ -0,0 +1,2 @@
+CompileFlags:
+  Add: -ferror-limit=0

.gitignore

@@ -1,3 +1,14 @@
 .cache
+.vscode
+.venv
+test
+test.*
+*.dSYM
+.DS_Store
+*.pdb
+*.obj
 compile_commands.json
-libwizapp.so
+libwapp-build
+dist
+*.vs
+__pycache__

Makefile

@@ -0,0 +1,130 @@
+.PHONY: help full prng testing uuid core primitives all clean builddir build-test run-test codegen install build-lib ccodegen
+
+# External variables
+CC             = clang
+CXX            = clang++
+AR             = ar
+BUILD_TYPE     = Debug
+BUILD_DIR      = libwapp-build/$(PLATFORM)-$(BUILD_TYPE)
+INSTALL_PREFIX = dist
+
+# Internal variables
+override CFLAGS              = -Wall -Wextra -Werror -pedantic -Isrc
+override LIBFLAGS            = -fPIC
+override CSTD               := -std=gnu11
+override CXXSTD             := -std=gnu++11
+override KERNEL             := $(shell uname -s)
+override MACHINE            := $(shell uname -m)
+override PLATFORM           := $(KERNEL)_$(MACHINE)
+override TEST_INCLUDE       := -Isrc $(shell find tests -type d | xargs -I{} echo -n "-I{} ")
+override TEST_SRC           := $(shell find tests -type f -name "*.c" | xargs -I{} echo -n "{} ")
+override TEST_C_SRC         := src/wapp.c $(TEST_SRC)
+override TEST_CXX_SRC       := $(shell find tests -type f -name "*.cc" | xargs -I{} echo -n "{} ")
+override LIB_NAME           := wapp
+override OBJ_OUT            := $(BUILD_DIR)/$(LIB_NAME).o
+override LIB_OUT            := $(BUILD_DIR)/lib$(LIB_NAME).a
+override TEST_C_OUT         := $(BUILD_DIR)/wapptest
+override TEST_CXX_OUT       := $(BUILD_DIR)/wapptestcc
+override INCLUDE_INSTALL    := $(INSTALL_PREFIX)/include/$(LIB_NAME)
+override LIB_INSTALL        := $(INSTALL_PREFIX)/lib
+override HEADER_INSTALL_CMD := scripts/header_install.sh
+
+ifeq ($(BUILD_TYPE),Debug)
+	override CFLAGS += -g -fsanitize=address,undefined -DWAPP_DEBUG_ASSERT
+else ifeq ($(BUILD_TYPE),RelWithDebInfo)
+	override CFLAGS += -g -O2 -fsanitize=address,undefined -DWAPP_DEBUG_ASSERT
+else ifeq ($(BUILD_TYPE),Release)
+	override CFLAGS += -O3
+else
+	$(error Invalid BUILD type '$(BUILD_TYPE)'. Use 'Debug', 'RelWithDebInfo' or 'Release')
+endif
+
+ifeq ($(CC),gcc)
+  # Used to disable the "ASan runtime does not come first in initial library list" error when compiling with gcc
+  export ASAN_OPTIONS=verify_asan_link_order=0
+endif
+
+all: clean builddir codegen run-c-test full run-cc-test
+
+help:
+	@echo "Available build variables:"
+	@echo "  CC                C compiler to use (Default: clang)."
+	@echo "  CXX               C++ compiler to use (Default: clang++)."
+	@echo "  AR                Archiving utility to use for building static libraries (Default: ar)."
+	@echo "  BUILD_TYPE        Build type. Choose from \`Debug\`, \`RelWithDebInfo\` or \`Release\` (Default: Debug)."
+	@echo "  BUILD_DIR         Directory where build files will be written."
+	@echo "  INSTALL_PREFIX    Prefix where library and include files will be installed."
+	@echo
+	@echo "Available targets:"
+	@echo "  make              Build, install and test the full wapp library."
+	@echo "  make full         Build and install the full wapp library."
+	@echo "  make core         Build and install only the \`core\` component of the wapp library with all its dependencies."
+	@echo "  make prng         Build and install only the \`prng\` component of the wapp library with all its dependencies."
+	@echo "  make uuid         Build and install only the \`uuid\` component of the wapp library with all its dependencies."
+	@echo "  make testing      Build and install only the \`testing\` component of the wapp library with all its dependencies."
+	@echo "  make primitives   Build and install only the \`primitives\` component of the wapp library with all its dependencies."
+	@echo "  make clean        Clean build directory."
+	@echo "  make help         Print this help message and exit."
+
+full: LIB_SRC = src/wapp.c
+full: INCLUDES = common core primitives prng testing uuid
+full: install
+
+prng: LIB_SRC = src/prng/wapp_prng.c
+prng: INCLUDES = common prng
+prng: install
+
+testing: LIB_SRC = src/testing/wapp_testing.c
+testing: INCLUDES = common core testing
+testing: install
+
+uuid: LIB_SRC = src/uuid/wapp_uuid.c
+uuid: INCLUDES = common primitives prng
+uuid: install
+
+core: LIB_SRC = src/core/wapp_core.c
+core: INCLUDES = common core primitives
+core: install
+
+primitives: LIB_SRC = src/primitives/wapp_primitives.c
+primitives: INCLUDES = common primitives
+primitives: install
+
+clean:
+	@rm -rf $(BUILD_DIR)
+
+builddir:
+	@mkdir -p $(BUILD_DIR)
+
+build-c-test:
+	$(CC) $(CSTD) $(CFLAGS) $(TEST_INCLUDE) $(TEST_C_SRC) -o $(TEST_C_OUT)
+
+run-c-test: build-c-test
+	@echo -e "\n\033[34;1mRUNNING C TESTS\033[0m"
+	@$(TEST_C_OUT)
+	@rm $(TEST_C_OUT)
+
+build-cc-test:
+	$(CXX) $(CXXSTD) $(CFLAGS) $(TEST_INCLUDE) $(TEST_CXX_SRC) $(LIB_OUT) -o $(TEST_CXX_OUT)
+
+run-cc-test: build-cc-test
+	@echo -e "\n\033[34;1mRUNNING C++ TESTS\033[0m"
+	@export LD_LIBRARY_PATH=$$LD_LIBRARY_PATH:$(BUILD_DIR) && $(TEST_CXX_OUT)
+	@rm $(TEST_CXX_OUT)
+
+codegen:
+	python3 -m codegen
+
+install: build-lib
+	@mkdir -p $(LIB_INSTALL)
+	@cp -v $(LIB_OUT) $(LIB_INSTALL)
+	@mkdir -p $(INCLUDE_INSTALL)
+	@bash $(HEADER_INSTALL_CMD) $(LIB_SRC) $(INCLUDE_INSTALL) $(INCLUDES)
+
+build-lib: builddir
+	$(CC) -c $(CSTD) $(CFLAGS) $(LIBFLAGS) $(LIB_SRC) -o $(OBJ_OUT)
+	$(AR) r $(LIB_OUT) $(OBJ_OUT)
+	@rm $(OBJ_OUT)
+
+ccodegen:
+	$(CC) $(CSTD) $(CFLAGS) $(LIBFLAGS) -Isrc/core src/core/wapp_core.c ccodegen/*.c -o ccgen

README.md

@@ -1,3 +1,3 @@
 # Wizard Apprentice Standard Library
 
-A collection of useful C/C++ utilities for my projects
+A collection of useful C utilities for my projects

aliases/aliases.h

@@ -1,30 +0,0 @@
-#ifndef ALIASES_H
-#define ALIASES_H
-
-#include <stdint.h>
-
-#define u8 uint8_t
-#define u16 uint16_t
-#define u32 uint32_t
-#define u64 uint64_t
-
-#define i8 int8_t
-#define i16 int16_t
-#define i32 int32_t
-#define i64 int64_t
-
-#define f32 float
-#define f64 double
-#define f128 long double
-
-#define uptr uintptr_t
-#define iptr intptr_t
-
-#define internal static
-#define persistent static
-
-#ifdef __cplusplus
-#define class_mem static
-#endif // __cplusplus
-
-#endif // !ALIASES_H

build

@@ -1,3 +1,69 @@
 #!/bin/bash
 
-bear -- ./compile $@
+# Colors
+RED="\033[0;31m"
+BOLD="\033[1m"
+NC="\033[0m" # No Color
+
+BUILD_TYPE="Debug"
+ACCEPTED_BUILD_TYPES=("Debug" "RelWithDebInfo" "Release")
+KERNEL="$(uname -s)"
+ARGS=""
+
+join_array_elements() {
+  local IFS=","
+  echo "$*"
+}
+
+contains() {
+  local item="$1"; shift
+  local e
+  for e; do
+    [[ "$e" == "$item" ]] && return 0
+  done
+  return 1
+}
+
+print_usage() {
+  echo -e "Usage: build [-b build_type] ..."
+  echo -e "  Options:"
+  echo -e "    -b, --build-type    Choose from $(join_array_elements ${ACCEPTED_BUILD_TYPES[*]}) (Default: Debug)."
+  echo -e "    -h, --help          Print this message and exit"
+}
+
+while [[ $# > 0 ]];do
+  case $1 in
+    -b|--build-type)
+      BUILD_TYPE="$2"
+      shift 2
+      ;;
+    -h|--help)
+      print_usage
+      exit 0
+      ;;
+    *|-*|--*)
+      rest=("$@")
+      ARGS+=" ${rest[0]}"
+      shift
+      ;;
+  esac
+done
+
+if ! contains ${BUILD_TYPE} "${ACCEPTED_BUILD_TYPES[@]}"; then
+  echo -e "${RED}${BOLD}Unknown build type: ${BUILD_TYPE}${NC}\n"
+  print_usage
+  exit 1
+fi
+
+if [[ $KERNEL == "Darwin" ]]; then
+  if [[ ! -d .venv ]]; then
+    python3 -m venv .venv
+  fi
+
+  source .venv/bin/activate
+  pip install scan-build
+  intercept-build make CC=intercept-cc CXX=intercept-c++ BUILD_TYPE=$BUILD_TYPE $ARGS
+  deactivate
+else
+  bear -- make BUILD_TYPE=$BUILD_TYPE $ARGS
+fi

build.ps1

@@ -0,0 +1,65 @@
+Param(
+  [switch]$Release
+)
+
+$Compiler = "cl.exe"
+
+$GeneralFlags = "/Wall /WX /wd4996 /wd4464 /wd5105 /std:c11"
+$LibraryFlags = "/LD"
+
+$Kernel = (Get-ChildItem Env:OS).Value
+$Machine = (Get-ChildItem Env:PROCESSOR_ARCHITECTURE).Value
+$Platform = "${Kernel}_${Machine}"
+
+$IncludeDirs = "/I src"
+$SrcFiles = "src/wapp.c"
+
+$TestIncludeDirs = Get-ChildItem -Path tests -Recurse -Directory -ErrorAction SilentlyContinue -Force | %{$("/I " + '"' + $_.FullName + '"')}
+$TestSrcFiles = Get-ChildItem -Path tests -Recurse -Filter *.c -ErrorAction SilentlyContinue -Force | %{$('"' + $_.FullName + '"')}
+
+If ($Release -eq $True) {
+  $GeneralFlags += " /O2 /Og"
+  $BuildType = "release"
+} Else {
+  $GeneralFlags += " /Zi /Od /fsanitize=address"
+  $BuildType = "debug"
+}
+
+$BuildDir = "./libwapp-build/${Platform}-${BuildType}"
+$ObjDir = "$BuildDir/objects"
+$OutDir = "$BuildDir/output"
+$TestsDir = "$BuildDir/tests"
+
+$OutBasename = "libwapp"
+$Objects = "/Fo:$ObjDir/"
+$Outputs = "/Fd:$OutDir/$OutBasename /Fe:$OutDir/$OutBasename"
+
+$TestOutBasename = "wapptest"
+$TestOutputs = "/Fo:$TestsDir/ /Fe:$TestsDir/$TestOutBasename"
+
+If (Test-Path $BuildDir) {
+  Remove-Item $BuildDir -Recurse -Force
+}
+
+mkdir -p $ObjDir > $null
+mkdir -p $OutDir > $null
+mkdir -p $TestsDir > $null
+
+# Run code generation
+Invoke-Expression "python -m codegen"
+
+# Build and run tests
+Invoke-Expression "$Compiler $GeneralFlags $IncludeDirs $TestIncludeDirs $SrcFiles $TestSrcFiles $TestOutputs" -ErrorAction Stop
+
+Invoke-Expression "$TestsDir/$TestOutBasename.exe"
+$Status = $LASTEXITCODE
+
+Remove-Item $TestsDir -Recurse -Force
+
+If ($Status -ne 0) {
+  Write-Error "Tests failed"
+  Exit 1
+}
+
+# Build library
+Invoke-Expression "$Compiler $GeneralFlags $LibraryFlags $SrcFiles $Objects $Outputs"

ccodegen/datatypes.c

@@ -0,0 +1,522 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "datatypes.h"
+#include "dbl_list.h"
+#include "type_enums.h"
+#include "wapp_core.h"
+
+#define ERR_MSG "Not enough capacity in dst buffer"
+#define CFILE_DISCLAIMER "/**\n" \
+  " * THIS FILE IS AUTOMATICALLY GENERATED. ANY MODIFICATIONS TO IT WILL BE OVERWRITTEN.\n" \
+  " */\n\n"
+
+void cobject_to_string(Str8 *dst, const CObject *object) {
+  wapp_debug_assert(dst != NULL && object != NULL, "`allocator`, `dst` and `object` should not be NULL");
+
+  switch (object->kind) {
+    case COBJECT_CTYPE:
+      ctype_to_string(dst, object->object.c_type);
+      break;
+    case COBJECT_CQUALIFIER:
+      cqualifier_to_string(dst, object->object.c_qualifier);
+      break;
+    case COBJECT_CPOINTERTYPE:
+      cpointertype_to_string(dst, object->object.c_pointertype);
+      break;
+    case COBJECT_CPOINTER:
+      cpointer_to_string(dst, &(object->object.c_pointer));
+      break;
+    case COBJECT_CENUMVAL:
+      cenumval_to_string(dst, &(object->object.c_enumval));
+      break;
+    case COBJECT_CENUM:
+      cenum_to_string(dst, &(object->object.c_enum));
+      break;
+    case COBJECT_CMACRO:
+      cmacro_to_string(dst, &(object->object.c_macro));
+      break;
+    case COBJECT_CSTRUCT:
+      cstruct_to_string(dst, &(object->object.c_struct));
+      break;
+    case COBJECT_CUSERTYPE:
+      cusertype_to_string(dst, &(object->object.c_usertype));
+      break;
+    case COBJECT_CDATATYPE:
+      cdatatype_to_string(dst, &(object->object.c_datatype));
+      break;
+    case COBJECT_CARG:
+      carg_to_string(dst, &(object->object.c_arg));
+      break;
+    case COBJECT_CFUNC:
+      cfunc_to_string(dst, &(object->object.c_func));
+      break;
+    case COBJECT_CINCULDE:
+      cinclude_to_string(dst, &(object->object.c_include));
+      break;
+    case COBJECT_CHEADER:
+      cheader_to_string(dst, &(object->object.c_header));
+      break;
+    case COBJECT_CSOURCE:
+      csource_to_string(dst, &(object->object.c_source));
+      break;
+    default:
+      break;
+  }
+}
+
+void ctype_to_string(Str8 *dst, CType ctype) {
+  wapp_runtime_assert(ctypes[ctype].size <= dst->capacity, ERR_MSG);
+  wapp_str8_copy_str8_capped(dst, &ctypes[ctype]);
+}
+
+void cqualifier_to_string(Str8 *dst, CQualifier cqualifier) {
+  wapp_runtime_assert(cqualifiers[cqualifier].size <= dst->capacity, ERR_MSG);
+  wapp_str8_copy_str8_capped(dst, &cqualifiers[cqualifier]);
+}
+
+void cpointertype_to_string(Str8 *dst, CPointerType cpointertype) {
+  wapp_runtime_assert(cpointertypes[cpointertype].size <= dst->capacity, ERR_MSG);
+  wapp_str8_copy_str8_capped(dst, &cpointertypes[cpointertype]);
+}
+
+void cpointer_to_string(Str8 *dst, const CPointer *cpointer) {
+  wapp_debug_assert(dst != NULL && cpointer != NULL, "`dst` and `cpointer` should not be NULL");
+
+  u64 total_size = cpointertypes[cpointer->type].size + cqualifiers[cpointer->qualifier].size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC,
+                   wapp_str8_varg(cpointertypes[cpointer->type]),
+                   wapp_str8_varg(cqualifiers[cpointer->qualifier]));
+}
+
+void cenumval_to_string(Str8 *dst, const CEnumVal *cenumval) {
+  wapp_debug_assert(dst != NULL && cenumval != NULL, "`dst` and `cenumval` should not be NULL");
+
+  Str8 tmp     = wapp_str8_buf(CCGEN_BUF_TINY);
+  u64 tmp_size = 0;
+  if (cenumval->value != NULL) {
+    wapp_str8_format(&tmp, " = %d", *(cenumval->value));
+    tmp_size = tmp.size;
+  }
+
+  u64 total_size = cenumval->name.size + tmp_size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC,
+                   wapp_str8_varg(cenumval->name),
+                   wapp_str8_varg(tmp));
+}
+
+void cenum_to_string(Str8 *dst, const CEnum *cenum) {
+  wapp_debug_assert(dst != NULL && cenum != NULL, "`dst` and `cenum` should not be NULL");
+
+  Str8 header = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 values = wapp_str8_buf(CCGEN_BUF_MAX);
+  Str8 footer = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 tmp    = wapp_str8_buf(CCGEN_BUF_LARGE);
+
+  if (cenum->add_typedef) {
+    wapp_str8_copy_cstr_capped(&header, "typedef enum {\n");
+    wapp_str8_format(&footer, "} " WAPP_STR8_SPEC ";\n", wapp_str8_varg(cenum->name));
+  } else {
+    wapp_str8_format(&header, "enum " WAPP_STR8_SPEC " {\n", wapp_str8_varg(cenum->name));
+    wapp_str8_copy_cstr_capped(&footer, "};\n");
+  }
+
+  for (u64 i = 0; i < cenum->values.node_count; ++i) {
+    cenumval_to_string(&tmp, wapp_cenumval_list_get(&(cenum->values), i)->item);
+    // Add 4 for extra characters
+    wapp_runtime_assert(tmp.size + 4 <= values.capacity - values.size, ERR_MSG);
+    wapp_str8_concat_capped(&values, &wapp_str8_lit_ro("  "));
+    wapp_str8_concat_capped(&values, &tmp);
+    wapp_str8_concat_capped(&values, &wapp_str8_lit_ro(",\n"));
+  }
+
+  u64 total_size = header.size + values.size + footer.size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC,
+                   wapp_str8_varg(header),
+                   wapp_str8_varg(values),
+                   wapp_str8_varg(footer));
+}
+
+void cmacro_to_string(Str8 *dst, const CMacro *cmacro) {
+  wapp_debug_assert(dst != NULL && cmacro != NULL, "`dst` and `cmacro` should not be NULL");
+
+  Str8 def       = wapp_str8_lit("#define ");
+  u64 total_size = def.size + cmacro->name.size + cmacro->value.size + 1; // Add 1 for newline
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC " " WAPP_STR8_SPEC "\n",
+                   wapp_str8_varg(def),
+                   wapp_str8_varg(cmacro->name),
+                   wapp_str8_varg(cmacro->value));
+}
+
+void cstruct_to_string(Str8 *dst, const CStruct *cstruct) {
+  wapp_debug_assert(dst != NULL && cstruct != NULL, "`dst` and `cstruct` should not be NULL");
+
+  Str8 declaration = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 definition  = wapp_str8_buf(CCGEN_BUF_MAX);
+
+  declare_cstruct(&declaration, cstruct);
+  define_cstruct(&definition, cstruct);
+
+  u64 total_size = declaration.size + definition.size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst, WAPP_STR8_SPEC WAPP_STR8_SPEC,
+                   wapp_str8_varg(declaration), wapp_str8_varg(definition));
+}
+
+void declare_cstruct(Str8 *dst, const CStruct *cstruct) {
+  wapp_debug_assert(dst != NULL && cstruct != NULL, "`dst` and `cstruct` should not be NULL");
+
+  Str8 tmp = wapp_str8_buf(CCGEN_BUF_MAX);
+  wapp_str8_format(&tmp,
+                   "typedef struct " WAPP_STR8_SPEC " " WAPP_STR8_SPEC ";\n",
+                   wapp_str8_varg(cstruct->name),
+                   wapp_str8_varg(cstruct->typedef_name.size > 0 ? cstruct->typedef_name : cstruct->name));
+
+  wapp_runtime_assert(tmp.size <= dst->capacity, ERR_MSG);
+  wapp_str8_copy_str8_capped(dst, &tmp);
+}
+
+void define_cstruct(Str8 *dst, const CStruct *cstruct) {
+  wapp_debug_assert(dst != NULL && cstruct != NULL, "`dst` and `cstruct` should not be NULL");
+
+  Str8 definition = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 args       = wapp_str8_buf(CCGEN_BUF_MAX);
+  Str8 footer     = wapp_str8_lit_ro("};\n");
+  Str8 tmp        = wapp_str8_buf(CCGEN_BUF_MEDIUM);
+
+  wapp_str8_format(&definition, "struct " WAPP_STR8_SPEC " {\n", wapp_str8_varg(cstruct->name));
+
+  for (u64 i = 0; i < cstruct->args.node_count; ++i) {
+    carg_to_string(&tmp, wapp_carg_list_get(&(cstruct->args), i)->item);
+    // Add 4 for extra characters
+    wapp_runtime_assert(tmp.size + 4 <= args.capacity - args.size, ERR_MSG);
+    wapp_str8_concat_capped(&args, &wapp_str8_lit_ro("  "));
+    wapp_str8_concat_capped(&args, &tmp);
+    wapp_str8_concat_capped(&args, &wapp_str8_lit_ro(";\n"));
+  }
+
+  u64 total_size = definition.size + args.size + footer.size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC,
+                   wapp_str8_varg(definition),
+                   wapp_str8_varg(args),
+                   wapp_str8_varg(footer));
+}
+
+void cusertype_to_string(Str8 *dst, const CUserType *cusertype) {
+  wapp_debug_assert(dst != NULL && cusertype != NULL, "`dst` and `cusertype` should not be NULL");
+
+  switch (cusertype->kind) {
+    case CUSERTYPE_CENUM:
+      cenum_to_string(dst, &(cusertype->type.c_enum));
+      break;
+    case CUSERTYPE_CSTRUCT:
+      cstruct_to_string(dst, &(cusertype->type.c_struct));
+      break;
+    default:
+      break;
+  }
+}
+
+void cdatatype_to_string(Str8 *dst, const CDataType *cdatatype) {
+  wapp_debug_assert(dst != NULL && cdatatype != NULL, "`dst` and `cdatatype` should not be NULL");
+
+  switch (cdatatype->kind) {
+    case CDATATYPE_CTYPE:
+      ctype_to_string(dst, cdatatype->type.c_type);
+      break;
+    case CDATATYPE_CUSERTYPE:
+      cusertype_to_string(dst, &(cdatatype->type.c_usertype));
+      break;
+    case CDATATYPE_STR:
+      wapp_runtime_assert(cdatatype->type.str.size <= dst->capacity, ERR_MSG);
+      wapp_str8_copy_str8_capped(dst, &(cdatatype->type.str));
+      break;
+    default:
+      break;
+  }
+}
+
+void carg_to_string(Str8 *dst, const CArg *carg) {
+  wapp_debug_assert(dst != NULL && carg != NULL, "`dst` and `carg` should not be NULL");
+
+  Str8 qualifier = wapp_str8_buf(CCGEN_BUF_MEDIUM);
+  Str8 type      = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 pointer   = wapp_str8_buf(CCGEN_BUF_MEDIUM);
+  Str8 array     = wapp_str8_buf(CCGEN_BUF_MEDIUM);
+
+  cqualifier_to_string(&qualifier, carg->qualifier);
+  cdatatype_to_string(&type, &(carg->type));
+  wapp_str8_concat_capped(&type, &wapp_str8_lit_ro(" "));
+  cpointer_to_string(&pointer, &(carg->pointer));
+  if (carg->is_array) { wapp_str8_copy_cstr_capped(&array, "[]"); }
+
+  u64 total_size = qualifier.size + type.size + pointer.size + array.size + carg->name.size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst, WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC,
+                   wapp_str8_varg(qualifier), wapp_str8_varg(type), wapp_str8_varg(pointer),
+                   wapp_str8_varg(carg->name), wapp_str8_varg(array));
+}
+
+void cfunc_to_string(Str8 *dst, const CFunc *cfunc) {
+  wapp_debug_assert(dst != NULL && cfunc != NULL, "`dst` and `cfunc` should not be NULL");
+
+  Str8 qualifiers = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 args       = wapp_str8_buf(CCGEN_BUF_LARGE);
+  Str8 ret_type   = wapp_str8_buf(CCGEN_BUF_SMALL);
+  Str8 pointer    = wapp_str8_buf(CCGEN_BUF_SMALL);
+  Str8 tmp        = wapp_str8_buf(CCGEN_BUF_MEDIUM);
+  CQualifier *qf  = NULL;
+  CArg *arg       = NULL;
+
+  for (u64 i = 0; i < cfunc->qualifiers.node_count; ++i) {
+    qf = wapp_cqualifier_list_get(&(cfunc->qualifiers), i)->item;
+    if (*qf == CQUALIFIER_NONE) { continue; }
+
+    cqualifier_to_string(&tmp, *qf);
+
+    wapp_runtime_assert(tmp.size + 1 <= qualifiers.capacity - qualifiers.size, ERR_MSG);
+    if (qualifiers.size > 0) { wapp_str8_concat_capped(&qualifiers, &wapp_str8_lit_ro(" ")); }
+
+    wapp_str8_concat_capped(&qualifiers, &tmp);
+  }
+
+  for (u64 i = 0; i < cfunc->args.node_count; ++i) {
+    arg = wapp_carg_list_get(&(cfunc->args), i)->item;
+    carg_to_string(&tmp, arg);
+
+    wapp_runtime_assert(tmp.size + 2 <= args.capacity - args.size, ERR_MSG);
+    wapp_str8_concat_capped(&args, &tmp);
+    if (i + 1 < cfunc->args.node_count) { wapp_str8_concat_capped(&args, &wapp_str8_lit_ro(", ")); }
+  }
+
+  cdatatype_to_string(&ret_type, &(cfunc->ret_type));
+  cpointer_to_string(&pointer, &(cfunc->pointer));
+
+  u64 total_size = cfunc->name.size + qualifiers.size + args.size + ret_type.size + pointer.size + 4;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC " " WAPP_STR8_SPEC WAPP_STR8_SPEC "(" WAPP_STR8_SPEC ")",
+                   wapp_str8_varg(qualifiers),
+                   wapp_str8_varg(ret_type),
+                   wapp_str8_varg(pointer),
+                   wapp_str8_varg(cfunc->name),
+                   wapp_str8_varg(args));
+}
+
+void declare_cfunc(Str8 *dst, const CFunc *cfunc) {
+  wapp_debug_assert(dst != NULL && cfunc != NULL, "`dst` and `cfunc` should not be NULL");
+
+  Str8 tmp = wapp_str8_buf(CCGEN_BUF_MAX);
+  cfunc_to_string(&tmp, cfunc);
+
+  wapp_runtime_assert(tmp.size + 2 <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst, WAPP_STR8_SPEC ";\n", wapp_str8_varg(tmp));
+}
+
+void define_cfunc(Str8 *dst, const CFunc *cfunc) {
+  wapp_debug_assert(dst != NULL && cfunc != NULL, "`dst` and `cfunc` should not be NULL");
+
+  Str8 tmp = wapp_str8_buf(CCGEN_BUF_MAX);
+  cfunc_to_string(&tmp, cfunc);
+
+  wapp_runtime_assert(tmp.size + cfunc->body.size + 8 <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst, WAPP_STR8_SPEC " {\n" WAPP_STR8_SPEC "\n}\n\n",
+                   wapp_str8_varg(tmp), wapp_str8_varg(cfunc->body));
+}
+
+void cinclude_to_string(Str8 *dst, const CInclude *cinclude) {
+  wapp_debug_assert(dst != NULL && cinclude != NULL, "`dst` and `cinclude` should not be NULL");
+
+  Str8 header_str = wapp_str8_buf(CCGEN_BUF_LARGE);
+  if (!cheaderinclude_to_string(&header_str, &(cinclude->header))) { return; }
+
+  Str8 inc = wapp_str8_lit("#include ");
+  Str8 open_symbol = wapp_str8_buf(CCGEN_BUF_MIN);
+  Str8 close_symbol = wapp_str8_buf(CCGEN_BUF_MIN);
+
+  if (cinclude->is_local) {
+    wapp_str8_concat_capped(&open_symbol, &wapp_str8_lit_ro("\""));
+    wapp_str8_concat_capped(&close_symbol, &wapp_str8_lit_ro("\""));
+    if (cinclude->same_dir) { wapp_str8_concat_capped(&open_symbol, &wapp_str8_lit_ro("./")); }
+  } else {
+    wapp_str8_concat_capped(&open_symbol, &wapp_str8_lit_ro("<"));
+    wapp_str8_concat_capped(&close_symbol, &wapp_str8_lit_ro(">"));
+  }
+
+  u64 total_size = header_str.size + inc.size + open_symbol.size + close_symbol.size;
+  wapp_runtime_assert(total_size <= dst->capacity, ERR_MSG);
+  wapp_str8_format(dst,
+                   WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC WAPP_STR8_SPEC "\n",
+                   wapp_str8_varg(inc),
+                   wapp_str8_varg(open_symbol),
+                   wapp_str8_varg(header_str),
+                   wapp_str8_varg(close_symbol));
+}
+
+void cheader_to_string(Str8 *dst, const CHeader *cheader) {
+  wapp_debug_assert(dst != NULL && cheader != NULL, "`dst` and `cheader` should not be NULL");
+
+  Allocator arena = wapp_mem_arena_allocator_init(MB(64));
+  Str8 *output = wapp_str8_alloc_buf(&arena, KB(32));
+  wapp_runtime_assert(output != NULL, "Failed to allocate buffer");
+
+  Str8 header_guard_name = wapp_str8_buf(CCGEN_BUF_SMALL);
+  Str8 tmp = wapp_str8_buf(CCGEN_BUF_MAX);
+
+  // ADD HEADER GUARD AND START C LINKAGE
+  wapp_str8_to_upper(&header_guard_name, &(cheader->name));
+  wapp_str8_concat_capped(&header_guard_name, &wapp_str8_lit_ro("_H"));
+  wapp_str8_format(&tmp, "#ifndef " WAPP_STR8_SPEC "\n#define " WAPP_STR8_SPEC "\n\n"
+                   "#ifdef WAPP_PLATFORM_CPP\nBEGIN_C_LINKAGE\n#endif // !WAPP_PLATFORM_CPP\n\n",
+                   wapp_str8_varg(header_guard_name), wapp_str8_varg(header_guard_name));
+  wapp_str8_alloc_concat(&arena, output, &tmp);
+
+  for (u64 i = 0; i < cheader->includes.node_count; ++i) {
+    cinclude_to_string(&tmp, wapp_cinclude_list_get(&(cheader->includes), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+  if (cheader->includes.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  for (u64 i = 0; i < cheader->macros.node_count; ++i) {
+    cmacro_to_string(&tmp, wapp_cmacro_list_get(&(cheader->macros), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+  if (cheader->macros.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  if (cheader->cpp_macros.node_count > 0) {
+    wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("#ifdef WAPP_PLATFORM_CPP\n"));
+
+    for (u64 i = 0; i < cheader->cpp_macros.node_count; ++i) {
+      cmacro_to_string(&tmp, wapp_cmacro_list_get(&(cheader->cpp_macros), i)->item);
+      wapp_str8_alloc_concat(&arena, output, &tmp);
+    }
+
+    wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("#else\n"));
+
+    for (u64 i = 0; i < cheader->c_macros.node_count; ++i) {
+      cmacro_to_string(&tmp, wapp_cmacro_list_get(&(cheader->c_macros), i)->item);
+      wapp_str8_alloc_concat(&arena, output, &tmp);
+    }
+
+    wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("#endif // !WAPP_PLATFORM_CPP\n\n"));
+  }
+
+  for (u64 i = 0; i < cheader->decl_types.node_count; ++i) {
+    declare_cstruct(&tmp, wapp_cstruct_list_get(&(cheader->decl_types), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+  if (cheader->decl_types.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  for (u64 i = 0; i < cheader->types.node_count; ++i) {
+    cusertype_to_string(&tmp, wapp_cusertype_list_get(&(cheader->types), i)->item);
+    wapp_str8_concat_capped(&tmp, &wapp_str8_lit_ro("\n"));
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+
+  for (u64 i = 0; i < cheader->funcs.node_count; ++i) {
+    declare_cfunc(&tmp, wapp_cfunc_list_get(&(cheader->funcs), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+
+  // END C LINKAGE AND CLOSE HEADER GUARD
+  wapp_str8_format(&tmp, "\n#ifdef WAPP_PLATFORM_CPP\nEND_C_LINKAGE\n#endif // !WAPP_PLATFORM_CPP\n\n"
+                   "#endif // !" WAPP_STR8_SPEC "\n", wapp_str8_varg(header_guard_name));
+  wapp_str8_alloc_concat(&arena, output, &tmp);
+
+  wapp_runtime_assert(output->size <= dst->capacity, ERR_MSG);
+  wapp_str8_copy_str8_capped(dst, output);
+
+  wapp_mem_arena_allocator_destroy(&arena);
+}
+
+void csource_to_string(Str8 *dst, const CSource *csource) {
+  wapp_debug_assert(dst != NULL && csource != NULL, "`dst` and `csource` should not be NULL");
+
+  Allocator arena = wapp_mem_arena_allocator_init(MB(64));
+  Str8 *output = wapp_str8_alloc_buf(&arena, KB(32));
+  Str8 *internal_funcs_def = wapp_str8_alloc_buf(&arena, KB(16));
+  wapp_runtime_assert(output != NULL && internal_funcs_def != NULL, "Failed to allocate buffer");
+
+  Str8 tmp = wapp_str8_buf(CCGEN_BUF_MAX);
+
+  for (u64 i = 0; i < csource->includes.node_count; ++i) {
+    cinclude_to_string(&tmp, wapp_cinclude_list_get(&(csource->includes), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+  if (csource->includes.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  for (u64 i = 0; i < csource->macros.node_count; ++i) {
+    cmacro_to_string(&tmp, wapp_cmacro_list_get(&(csource->macros), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+  if (csource->macros.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  for (u64 i = 0; i < csource->decl_types.node_count; ++i) {
+    declare_cstruct(&tmp, wapp_cstruct_list_get(&(csource->decl_types), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+  if (csource->decl_types.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  for (u64 i = 0; i < csource->types.node_count; ++i) {
+    cusertype_to_string(&tmp, wapp_cusertype_list_get(&(csource->types), i)->item);
+    wapp_str8_concat_capped(&tmp, &wapp_str8_lit_ro("\n"));
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+
+  Str8RO _internal = wapp_str8_lit_ro("internal ");
+  for (u64 i = 0; i < csource->internal_funcs.node_count; ++i) {
+    declare_cfunc(&tmp, wapp_cfunc_list_get(&(csource->internal_funcs), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &_internal);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+
+    define_cfunc(&tmp, wapp_cfunc_list_get(&(csource->internal_funcs), i)->item);
+    wapp_str8_alloc_concat(&arena, internal_funcs_def, &_internal);
+    wapp_str8_alloc_concat(&arena, internal_funcs_def, &tmp);
+  }
+  if (csource->internal_funcs.node_count > 0) { wapp_str8_alloc_concat(&arena, output, &wapp_str8_lit_ro("\n")); }
+
+  for (u64 i = 0; i < csource->funcs.node_count; ++i) {
+    define_cfunc(&tmp, wapp_cfunc_list_get(&(csource->funcs), i)->item);
+    wapp_str8_alloc_concat(&arena, output, &tmp);
+  }
+
+  wapp_runtime_assert(output->size + internal_funcs_def->size <= dst->capacity, ERR_MSG);
+  wapp_str8_copy_str8_capped(dst, output);
+  wapp_str8_concat_capped(dst, internal_funcs_def);
+
+  wapp_mem_arena_allocator_destroy(&arena);
+}
+
+b32 cheaderinclude_to_string(Str8 *dst, const CHeaderInclude *cheaderinclude) {
+  wapp_debug_assert(dst != NULL && cheaderinclude != NULL, "`dst` and `cheaderinclude` should not be NULL");
+
+  switch (cheaderinclude->kind) {
+    case C_HEADER_INCLUDE_STR:
+      wapp_runtime_assert(cheaderinclude->header.name.size <= dst->capacity, ERR_MSG);
+      wapp_str8_format(dst, WAPP_STR8_SPEC, wapp_str8_varg(cheaderinclude->header.name));
+      return true;
+    case C_HEADER_INCLUDE_HEADER:
+      // Take extension into account
+      wapp_runtime_assert(cheaderinclude->header.header.name.size + 2 <= dst->capacity, ERR_MSG);
+      wapp_str8_format(
+        dst,
+        WAPP_STR8_SPEC ".%s",
+        wapp_str8_varg(cheaderinclude->header.header.name),
+        cheaderinclude->header.header.extension == CFILE_EXT_H ? "h" : "c"
+      );
+      return true;
+    default:
+      return false;
+  }
+
+  return false;
+}

ccodegen/datatypes.h

@@ -0,0 +1,280 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef DATATYPES_H
+#define DATATYPES_H
+
+#include "wapp_core.h"
+#include "dbl_list.h"
+#include "type_enums.h"
+
+#ifndef CCGEN_BUF_MIN
+#define CCGEN_BUF_MIN 16
+#endif // !CCGEN_BUF_MIN
+
+#ifndef CCGEN_BUF_TINY
+#define CCGEN_BUF_TINY 32
+#endif // !CCGEN_BUF_TINY
+
+#ifndef CCGEN_BUF_SMALL
+#define CCGEN_BUF_SMALL 512
+#endif // !CCGEN_BUF_SMALL
+
+#ifndef CCGEN_BUF_MEDIUM
+#define CCGEN_BUF_MEDIUM 1024
+#endif // !CCGEN_BUF_MEDIUM
+
+#ifndef CCGEN_BUF_LARGE
+#define CCGEN_BUF_LARGE 4096
+#endif // !CCGEN_BUF_LARGE
+
+#ifndef CCGEN_BUF_MAX
+#define CCGEN_BUF_MAX 8192
+#endif // !CCGEN_BUF_MAX
+
+#define CENUM(NAME, VALUES, TYPEDEF) ((CEnum){ .name = (NAME), .values = (VALUES), .add_typedef = (TYPEDEF) })
+#define CSTRUCT(NAME, ARGS, TYPEDEF_NAME_PTR) ((CStruct){ .name = (NAME), .args = (ARGS), .typedef_name = (TYPEDEF_NAME_PTR) })
+
+#define CUSERTYPE_ENUM(ENUM) ((CUserType){ .kind = CUSERTYPE_CENUM, .type.c_enum = ENUM })
+#define CUSERTYPE_STRUCT(STRUCT) ((CUserType){ .kind = CUSERTYPE_CSTRUCT, .type.c_struct = STRUCT })
+
+#define CDATATYPE_CTYPE(VALUE) ((CDataType){ .kind = CDATATYPE_CTYPE, .type.c_type = (VALUE) })
+#define CDATATYPE_USERTYPE(USERTYPE) ((CDataType){ .kind = CDATATYPE_CUSERTYPE, .type.c_usertype = (USERTYPE) })
+#define CDATATYPE_STR(STR) ((CDataType){ .kind = CDATATYPE_STR, .type.str = (STR) })
+
+#define CHEADERINCLUDE_STR(NAME) ((CHeaderInclude){ .kind = C_HEADER_INCLUDE_STR, .header.name = (NAME) })
+#define CHEADERINCLUDE_CHEADER(CHEADER) ((CHeaderInclude){ .kind = C_HEADER_INCLUDE_HEADER, .header.header = (CHEADER) })
+
+#define COBJECT_TYPE(VALUE)                                                    \
+  ((CObject){ .kind = COBJECT_CTYPE, .object.c_type = (VALUE) })
+#define COBJECT_QUALIFIER(VALUE)                                               \
+  ((CObject){ .kind = COBJECT_CQUALIFIER, .object.c_qualifier = (VALUE) })
+#define COBJECT_POINTERTYPE(VALUE)                                             \
+  ((CObject){ .kind = COBJECT_CPOINTERTYPE, .object.c_pointertype = (VALUE) })
+#define COBJECT_POINTER(CPOINTER)                                              \
+  ((CObject){ .kind = COBJECT_CPOINTER, .object.c_pointer = (CPOINTER) })
+#define COBJECT_ENUMVAL(CENUMVAL)                                              \
+  ((CObject){ .kind = COBJECT_CENUMVAL, .object.c_enumval = (CENUMVAL) })
+#define COBJECT_ENUM(ENUM)                                                     \
+  ((CObject){ .kind = COBJECT_CENUM, .object.c_enum = (ENUM) })
+#define COBJECT_MACRO(CMACRO)                                                  \
+  ((CObject){ .kind = COBJECT_CMACRO, .object.c_macro = (CMACRO) })
+#define COBJECT_STRUCT(STRUCT)                                                 \
+  ((CObject){ .kind = COBJECT_CSTRUCT, .object.c_struct = STRUCT })
+#define COBJECT_USERTYPE(USERTYPE)                                             \
+  ((CObject){ .kind = COBJECT_CUSERTYPE, .object.c_usertype = (USERTYPE) })
+#define COBJECT_DATATYPE(DATATYPE)                                             \
+  ((CObject){ .kind = COBJECT_CDATATYPE, .object.c_datatype = (DATATYPE) })
+#define COBJECT_ARG(CARG)                                                      \
+  ((CObject){ .kind = COBJECT_CARG, .object.c_arg = (CARG) })
+#define COBJECT_FUNC(CFUNC)                                                    \
+  ((CObject){ .kind = COBJECT_CFUNC, .object.c_func = (CFUNC) })
+#define COBJECT_INCULDE(CINCLUDE)                                              \
+  ((CObject){ .kind = COBJECT_CINCULDE, .object.c_include = (CINCLUDE) })
+#define COBJECT_HEADER(CHEADER)                                                \
+  ((CObject){ .kind = COBJECT_CHEADER, .object.c_header = (CHEADER) })
+#define COBJECT_SOURCE(CSOURCE)                                                \
+  ((CObject){ .kind = COBJECT_CSOURCE, .object.c_source = (CSOURCE) })
+
+typedef enum {
+  CUSERTYPE_CENUM,
+  CUSERTYPE_CSTRUCT,
+
+  COUNT_CUSERTYPEKIND,
+} CUserTypeKind;
+
+typedef enum {
+  CDATATYPE_CTYPE,
+  CDATATYPE_CUSERTYPE,
+  CDATATYPE_STR,
+
+  COUNT_CDATATYPEKIND,
+} CDataTypeKind;
+
+typedef enum {
+  CFILE_EXT_H,
+  CFILE_EXT_C,
+
+  COUNT_CFILE_EXT,
+} CFileExtension;
+
+typedef enum {
+  C_HEADER_INCLUDE_STR,
+  C_HEADER_INCLUDE_HEADER,
+
+  COUNT_CHEADERINCLUDEKIND,
+} CHeaderIncludeKind;
+
+typedef enum {
+  COBJECT_CTYPE,
+  COBJECT_CQUALIFIER,
+  COBJECT_CPOINTERTYPE,
+  COBJECT_CPOINTER,
+  COBJECT_CENUMVAL,
+  COBJECT_CENUM,
+  COBJECT_CMACRO,
+  COBJECT_CSTRUCT,
+  COBJECT_CUSERTYPE,
+  COBJECT_CDATATYPE,
+  COBJECT_CARG,
+  COBJECT_CFUNC,
+  COBJECT_CINCULDE,
+  COBJECT_CHEADER,
+  COBJECT_CSOURCE,
+
+  COUNT_COBJECTKIND,
+} CObjectKind;
+
+typedef struct cpointer        CPointer;
+typedef struct cenumval        CEnumVal;
+typedef struct cenum           CEnum;
+typedef struct cmacro          CMacro;
+typedef struct cstruct         CStruct;
+typedef struct cusertype       CUserType;
+typedef struct cdatatype       CDataType;
+typedef struct carg            CArg;
+typedef struct cfunc           CFunc;
+typedef struct cheader_include CHeaderInclude;
+typedef struct cinclude        CInclude;
+typedef struct cheader         CHeader;
+typedef struct csource         CSource;
+typedef struct cobject         CObject;
+
+struct cpointer {
+  CPointerType type;
+  CQualifier qualifier;
+};
+
+struct cenumval {
+  Str8 name;
+  i32 *value;
+};
+
+struct cenum {
+  Str8 name;
+  CEnumValList values;
+  b32 add_typedef;
+};
+
+struct cmacro {
+  Str8 name;
+  Str8 value;
+};
+
+struct cstruct {
+  Str8 name;
+  CArgList args;
+  Str8 typedef_name;
+};
+
+struct cusertype {
+  CUserTypeKind kind;
+  union {
+    CEnum c_enum;
+    CStruct c_struct;
+  } type;
+};
+
+struct cdatatype {
+  CDataTypeKind kind;
+  union {
+    CType c_type;
+    CUserType c_usertype;
+    Str8 str;
+  } type;
+};
+
+struct carg {
+  Str8 name;
+  CDataType type;
+  CPointer pointer;
+  CQualifier qualifier;
+  b32 is_array;
+};
+
+struct cfunc {
+  Str8 name;
+  CDataType ret_type;
+  CArgList args;
+  Str8 body;
+  CPointer pointer;
+  CQualifierList qualifiers;
+};
+
+#define CFILE_ARGS          \
+  Str8 name;                \
+  CFileExtension extension; \
+  CIncludeList includes;    \
+  CUserTypeList types;      \
+  CFuncList funcs;          \
+  CStructList decl_types;   \
+  CMacroList macros;        \
+  CMacroList c_macros;      \
+  CMacroList cpp_macros     \
+
+struct cheader {
+  CFILE_ARGS;
+};
+
+struct csource {
+  CFILE_ARGS;
+  CFuncList internal_funcs;
+};
+
+struct cheader_include {
+  CHeaderIncludeKind kind;
+  union {
+    Str8 name;
+    CHeader header;
+  } header;
+};
+
+struct cinclude {
+  CHeaderInclude header;
+  b32 is_local;
+  b32 same_dir;
+};
+
+struct cobject {
+  CObjectKind kind;
+  union {
+    CType c_type;
+    CQualifier c_qualifier;
+    CPointerType c_pointertype;
+    CPointer c_pointer;
+    CEnumVal c_enumval;
+    CEnum c_enum;
+    CMacro c_macro;
+    CStruct c_struct;
+    CUserType c_usertype;
+    CDataType c_datatype;
+    CArg c_arg;
+    CFunc c_func;
+    CInclude c_include;
+    CHeader c_header;
+    CSource c_source;
+  } object;
+};
+
+void cobject_to_string(Str8 *dst, const CObject *object);
+void ctype_to_string(Str8 *dst, CType ctype);
+void cqualifier_to_string(Str8 *dst, CQualifier cqualifier);
+void cpointertype_to_string(Str8 *dst, CPointerType cpointertype);
+void cpointer_to_string(Str8 *dst, const CPointer *cpointer);
+void cenumval_to_string(Str8 *dst, const CEnumVal *cenumval);
+void cenum_to_string(Str8 *dst, const CEnum *cenum);
+void cmacro_to_string(Str8 *dst, const CMacro *cmacro);
+void cstruct_to_string(Str8 *dst, const CStruct *cstruct);
+void declare_cstruct(Str8 *dst, const CStruct *cstruct);
+void define_cstruct(Str8 *dst, const CStruct *cstruct);
+void cusertype_to_string(Str8 *dst, const CUserType *cusertype);
+void cdatatype_to_string(Str8 *dst, const CDataType *cdatatype);
+void carg_to_string(Str8 *dst, const CArg *carg);
+void cfunc_to_string(Str8 *dst, const CFunc *cfunc);
+void declare_cfunc(Str8 *dst, const CFunc *cfunc);
+void define_cfunc(Str8 *dst, const CFunc *cfunc);
+void cinclude_to_string(Str8 *dst, const CInclude *cinclude);
+void cheader_to_string(Str8 *dst, const CHeader *cheader);
+void csource_to_string(Str8 *dst, const CSource *csource);
+b32 cheaderinclude_to_string(Str8 *dst, const CHeaderInclude *cheaderinclude);
+
+#endif // !DATATYPES_H

ccodegen/dbl_list.h

@@ -0,0 +1,222 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef CCGEN_DBL_LIST_H
+#define CCGEN_DBL_LIST_H
+
+#include "wapp_core.h"
+#include "type_enums.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_cenumval_list_node(ITEM_PTR) CEnumValNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_carg_list_node(ITEM_PTR) CArgNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_cqualifier_list_node(ITEM_PTR) CQualifierNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_cinclude_list_node(ITEM_PTR) CIncludeNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_cusertype_list_node(ITEM_PTR) CUserTypeNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_cfunc_list_node(ITEM_PTR) CFuncNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_cstruct_list_node(ITEM_PTR) CStructNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_cmacro_list_node(ITEM_PTR) CMacroNode{ITEM_PTR, nullptr, nullptr}
+#else
+#define wapp_cenumval_list_node(ITEM_PTR) ((CEnumValNode){.item = ITEM_PTR})
+#define wapp_carg_list_node(ITEM_PTR) ((CArgNode){.item = ITEM_PTR})
+#define wapp_cqualifier_list_node(ITEM_PTR) ((CQualifierNode){.item = ITEM_PTR})
+#define wapp_cinclude_list_node(ITEM_PTR) ((CIncludeNode){.item = ITEM_PTR})
+#define wapp_cusertype_list_node(ITEM_PTR) ((CUserTypeNode){.item = ITEM_PTR})
+#define wapp_cfunc_list_node(ITEM_PTR) ((CFuncNode){.item = ITEM_PTR})
+#define wapp_cstruct_list_node(ITEM_PTR) ((CStructNode){.item = ITEM_PTR})
+#define wapp_cmacro_list_node(ITEM_PTR) ((CMacroNode){.item = ITEM_PTR})
+#endif // !WAPP_PLATFORM_CPP
+
+typedef struct cenumval CEnumVal;
+typedef struct carg CArg;
+typedef struct cinclude CInclude;
+typedef struct cusertype CUserType;
+typedef struct cfunc CFunc;
+typedef struct cstruct CStruct;
+typedef struct cmacro CMacro;
+
+typedef struct CEnumValNode CEnumValNode;
+struct CEnumValNode {
+  CEnumVal *item;
+  CEnumValNode *prev;
+  CEnumValNode *next;
+};
+
+typedef struct CEnumValList CEnumValList;
+struct CEnumValList {
+  CEnumValNode *first;
+  CEnumValNode *last;
+  u64 node_count;
+};
+
+typedef struct CArgNode CArgNode;
+struct CArgNode {
+  CArg *item;
+  CArgNode *prev;
+  CArgNode *next;
+};
+
+typedef struct CArgList CArgList;
+struct CArgList {
+  CArgNode *first;
+  CArgNode *last;
+  u64 node_count;
+};
+
+typedef struct CQualifierNode CQualifierNode;
+struct CQualifierNode {
+  CQualifier *item;
+  CQualifierNode *prev;
+  CQualifierNode *next;
+};
+
+typedef struct CQualifierList CQualifierList;
+struct CQualifierList {
+  CQualifierNode *first;
+  CQualifierNode *last;
+  u64 node_count;
+};
+
+typedef struct CIncludeNode CIncludeNode;
+struct CIncludeNode {
+  CInclude *item;
+  CIncludeNode *prev;
+  CIncludeNode *next;
+};
+
+typedef struct CIncludeList CIncludeList;
+struct CIncludeList {
+  CIncludeNode *first;
+  CIncludeNode *last;
+  u64 node_count;
+};
+
+typedef struct CUserTypeNode CUserTypeNode;
+struct CUserTypeNode {
+  CUserType *item;
+  CUserTypeNode *prev;
+  CUserTypeNode *next;
+};
+
+typedef struct CUserTypeList CUserTypeList;
+struct CUserTypeList {
+  CUserTypeNode *first;
+  CUserTypeNode *last;
+  u64 node_count;
+};
+
+typedef struct CFuncNode CFuncNode;
+struct CFuncNode {
+  CFunc *item;
+  CFuncNode *prev;
+  CFuncNode *next;
+};
+
+typedef struct CFuncList CFuncList;
+struct CFuncList {
+  CFuncNode *first;
+  CFuncNode *last;
+  u64 node_count;
+};
+
+typedef struct CStructNode CStructNode;
+struct CStructNode {
+  CStruct *item;
+  CStructNode *prev;
+  CStructNode *next;
+};
+
+typedef struct CStructList CStructList;
+struct CStructList {
+  CStructNode *first;
+  CStructNode *last;
+  u64 node_count;
+};
+
+typedef struct CMacroNode CMacroNode;
+struct CMacroNode {
+  CMacro *item;
+  CMacroNode *prev;
+  CMacroNode *next;
+};
+
+typedef struct CMacroList CMacroList;
+struct CMacroList {
+  CMacroNode *first;
+  CMacroNode *last;
+  u64 node_count;
+};
+
+CEnumValNode *wapp_cenumval_list_get(const CEnumValList *list, u64 index);
+void wapp_cenumval_list_push_front(CEnumValList *list, CEnumValNode *node);
+void wapp_cenumval_list_push_back(CEnumValList *list, CEnumValNode *node);
+void wapp_cenumval_list_insert(CEnumValList *list, CEnumValNode *node, u64 index);
+CEnumValNode *wapp_cenumval_list_pop_front(CEnumValList *list);
+CEnumValNode *wapp_cenumval_list_pop_back(CEnumValList *list);
+CEnumValNode *wapp_cenumval_list_remove(CEnumValList *list, u64 index);
+void wapp_cenumval_list_empty(CEnumValList *list);
+CArgNode *wapp_carg_list_get(const CArgList *list, u64 index);
+void wapp_carg_list_push_front(CArgList *list, CArgNode *node);
+void wapp_carg_list_push_back(CArgList *list, CArgNode *node);
+void wapp_carg_list_insert(CArgList *list, CArgNode *node, u64 index);
+CArgNode *wapp_carg_list_pop_front(CArgList *list);
+CArgNode *wapp_carg_list_pop_back(CArgList *list);
+CArgNode *wapp_carg_list_remove(CArgList *list, u64 index);
+void wapp_carg_list_empty(CArgList *list);
+CQualifierNode *wapp_cqualifier_list_get(const CQualifierList *list, u64 index);
+void wapp_cqualifier_list_push_front(CQualifierList *list, CQualifierNode *node);
+void wapp_cqualifier_list_push_back(CQualifierList *list, CQualifierNode *node);
+void wapp_cqualifier_list_insert(CQualifierList *list, CQualifierNode *node, u64 index);
+CQualifierNode *wapp_cqualifier_list_pop_front(CQualifierList *list);
+CQualifierNode *wapp_cqualifier_list_pop_back(CQualifierList *list);
+CQualifierNode *wapp_cqualifier_list_remove(CQualifierList *list, u64 index);
+void wapp_cqualifier_list_empty(CQualifierList *list);
+CIncludeNode *wapp_cinclude_list_get(const CIncludeList *list, u64 index);
+void wapp_cinclude_list_push_front(CIncludeList *list, CIncludeNode *node);
+void wapp_cinclude_list_push_back(CIncludeList *list, CIncludeNode *node);
+void wapp_cinclude_list_insert(CIncludeList *list, CIncludeNode *node, u64 index);
+CIncludeNode *wapp_cinclude_list_pop_front(CIncludeList *list);
+CIncludeNode *wapp_cinclude_list_pop_back(CIncludeList *list);
+CIncludeNode *wapp_cinclude_list_remove(CIncludeList *list, u64 index);
+void wapp_cinclude_list_empty(CIncludeList *list);
+CUserTypeNode *wapp_cusertype_list_get(const CUserTypeList *list, u64 index);
+void wapp_cusertype_list_push_front(CUserTypeList *list, CUserTypeNode *node);
+void wapp_cusertype_list_push_back(CUserTypeList *list, CUserTypeNode *node);
+void wapp_cusertype_list_insert(CUserTypeList *list, CUserTypeNode *node, u64 index);
+CUserTypeNode *wapp_cusertype_list_pop_front(CUserTypeList *list);
+CUserTypeNode *wapp_cusertype_list_pop_back(CUserTypeList *list);
+CUserTypeNode *wapp_cusertype_list_remove(CUserTypeList *list, u64 index);
+void wapp_cusertype_list_empty(CUserTypeList *list);
+CFuncNode *wapp_cfunc_list_get(const CFuncList *list, u64 index);
+void wapp_cfunc_list_push_front(CFuncList *list, CFuncNode *node);
+void wapp_cfunc_list_push_back(CFuncList *list, CFuncNode *node);
+void wapp_cfunc_list_insert(CFuncList *list, CFuncNode *node, u64 index);
+CFuncNode *wapp_cfunc_list_pop_front(CFuncList *list);
+CFuncNode *wapp_cfunc_list_pop_back(CFuncList *list);
+CFuncNode *wapp_cfunc_list_remove(CFuncList *list, u64 index);
+void wapp_cfunc_list_empty(CFuncList *list);
+CStructNode *wapp_cstruct_list_get(const CStructList *list, u64 index);
+void wapp_cstruct_list_push_front(CStructList *list, CStructNode *node);
+void wapp_cstruct_list_push_back(CStructList *list, CStructNode *node);
+void wapp_cstruct_list_insert(CStructList *list, CStructNode *node, u64 index);
+CStructNode *wapp_cstruct_list_pop_front(CStructList *list);
+CStructNode *wapp_cstruct_list_pop_back(CStructList *list);
+CStructNode *wapp_cstruct_list_remove(CStructList *list, u64 index);
+void wapp_cstruct_list_empty(CStructList *list);
+CMacroNode *wapp_cmacro_list_get(const CMacroList *list, u64 index);
+void wapp_cmacro_list_push_front(CMacroList *list, CMacroNode *node);
+void wapp_cmacro_list_push_back(CMacroList *list, CMacroNode *node);
+void wapp_cmacro_list_insert(CMacroList *list, CMacroNode *node, u64 index);
+CMacroNode *wapp_cmacro_list_pop_front(CMacroList *list);
+CMacroNode *wapp_cmacro_list_pop_back(CMacroList *list);
+CMacroNode *wapp_cmacro_list_remove(CMacroList *list, u64 index);
+void wapp_cmacro_list_empty(CMacroList *list);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !DBL_LIST_H

ccodegen/main.c

@@ -0,0 +1,10 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "datatypes.h"
+#include "type_enums.h"
+#include "wapp_core.h"
+#include <stdio.h>
+
+int main(void) {
+  return 0;
+}

ccodegen/type_enums.h

@@ -0,0 +1,84 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef TYPE_ENUMS_H
+#define TYPE_ENUMS_H
+
+#include "wapp_core.h"
+
+typedef enum {
+  CTYPE_VOID,
+  CTYPE_B32,
+  CTYPE_CHAR,
+  CTYPE_C8,
+  CTYPE_C16,
+  CTYPE_C32,
+  CTYPE_I8,
+  CTYPE_I16,
+  CTYPE_I32,
+  CTYPE_I64,
+  CTYPE_U8,
+  CTYPE_U16,
+  CTYPE_U32,
+  CTYPE_U64,
+  CTYPE_F32,
+  CTYPE_F64,
+  CTYPE_F128,
+  CTYPE_IPTR,
+  CTYPE_UPTR,
+
+  COUNT_CTYPE,
+} CType;
+internal Str8RO ctypes[COUNT_CTYPE] = {
+  [CTYPE_VOID] = wapp_str8_lit_ro("void"),
+  [CTYPE_B32]  = wapp_str8_lit_ro("b32"),
+  [CTYPE_CHAR] = wapp_str8_lit_ro("char"),
+  [CTYPE_C8]   = wapp_str8_lit_ro("c8"),
+  [CTYPE_C16]  = wapp_str8_lit_ro("c16"),
+  [CTYPE_C32]  = wapp_str8_lit_ro("c32"),
+  [CTYPE_I8]   = wapp_str8_lit_ro("i8"),
+  [CTYPE_I16]  = wapp_str8_lit_ro("i16"),
+  [CTYPE_I32]  = wapp_str8_lit_ro("i32"),
+  [CTYPE_I64]  = wapp_str8_lit_ro("i64"),
+  [CTYPE_U8]   = wapp_str8_lit_ro("u8"),
+  [CTYPE_U16]  = wapp_str8_lit_ro("u16"),
+  [CTYPE_U32]  = wapp_str8_lit_ro("u32"),
+  [CTYPE_U64]  = wapp_str8_lit_ro("u64"),
+  [CTYPE_F32]  = wapp_str8_lit_ro("f32"),
+  [CTYPE_F64]  = wapp_str8_lit_ro("f64"),
+  [CTYPE_F128] = wapp_str8_lit_ro("f128"),
+  [CTYPE_IPTR] = wapp_str8_lit_ro("iptr"),
+  [CTYPE_UPTR] = wapp_str8_lit_ro("uptr"),
+};
+
+typedef enum {
+  CQUALIFIER_NONE,
+  CQUALIFIER_CONST,
+  CQUALIFIER_EXTERNAL,
+  CQUALIFIER_INTERNAL,
+  CQUALIFIER_PERSISTENT,
+
+  COUNT_CQUALIFIER,
+} CQualifier;
+internal Str8RO cqualifiers[COUNT_CQUALIFIER] = {
+  [CQUALIFIER_NONE]       = wapp_str8_lit_ro(""),
+  [CQUALIFIER_CONST]      = wapp_str8_lit_ro("const "),
+  [CQUALIFIER_EXTERNAL]   = wapp_str8_lit_ro("external "),
+  [CQUALIFIER_INTERNAL]   = wapp_str8_lit_ro("internal "),
+  [CQUALIFIER_PERSISTENT] = wapp_str8_lit_ro("persistent "),
+};
+
+
+typedef enum {
+  CPOINTERTYPE_NONE,
+  CPOINTERTYPE_SINGLE,
+  CPOINTERTYPE_DOUBLE,
+
+  COUNT_CPOINTERTYPE,
+} CPointerType;
+internal Str8RO cpointertypes[COUNT_CPOINTERTYPE] = {
+  [CPOINTERTYPE_NONE]   = wapp_str8_lit_ro(""),
+  [CPOINTERTYPE_SINGLE] = wapp_str8_lit_ro("*"),
+  [CPOINTERTYPE_DOUBLE] = wapp_str8_lit_ro("**"),
+};
+
+#endif // !TYPE_ENUMS_H

codegen/__main__.py

@@ -0,0 +1,60 @@
+import json
+from typing import Dict
+from pathlib import Path
+from codegen.datatypes import CDataType, CStruct
+from codegen.constants import WAPP_REPO_ROOT, DBL_LIST_DATA, ARRAY_DATA
+from codegen.dbl_list.make_dbl_list import DblListData, make_dbl_list
+from codegen.array.make_array import ArrayData, make_array
+
+
+def main(types_file: Path | None):
+    dbl_list_datatypes: Dict[CDataType, DblListData] = {}
+    array_datatypes: Dict[CDataType, ArrayData] = {}
+
+    if types_file is not None:
+        with types_file.open("r") as infile:
+            datatypes = json.load(infile)
+            dbl_list_data = datatypes.get(DBL_LIST_DATA)
+            array_data = datatypes.get(ARRAY_DATA)
+
+            if dbl_list_data is not None and isinstance(dbl_list_data, dict):
+                dbl_list_datatypes = {k: DblListData.from_dict(v) for k, v in dbl_list_data.items()}
+
+            if array_data is not None and isinstance(array_data, dict):
+                array_datatypes = {k: ArrayData.from_dict(v) for k, v in array_data.items()}
+
+    make_dbl_list(dbl_list_datatypes)
+    make_array(array_datatypes)
+
+    # Save example types file
+    custom_struct = CStruct(name="custom_type", cargs=[], typedef_name="CustomType")
+    example = {
+        DBL_LIST_DATA: {
+            "CustomType": DblListData(
+                node_typename="CustomTypeNode",
+                list_typename="CustomTypeList",
+                hdr_decl_types=[custom_struct],
+            ).to_dict()
+        },
+        ARRAY_DATA: {
+            "CustomType": ArrayData(
+                array_typename="CustomTypeArray",
+                hdr_decl_types=[custom_struct],
+            ).to_dict()
+        },
+    }
+
+    example_file = WAPP_REPO_ROOT / "codegen_custom_data_example.json"
+    with example_file.open("w") as outfile:
+        json.dump(example, outfile, indent=2)
+
+
+if __name__ == "__main__":
+    from argparse import ArgumentParser
+
+    parser = ArgumentParser()
+    parser.add_argument("-f", "--types-file", type=Path, help="JSON file containing custom types for codegen")
+
+    args = parser.parse_args()
+
+    main(args.types_file)

codegen/array/make_array.py

@@ -0,0 +1,435 @@
+from pathlib import Path
+from dataclasses import dataclass, field
+from typing import List, Dict, Any, Type
+from codegen.constants import WAPP_SRC_ROOT
+from codegen.utils import load_func_body_from_file, convert_to_relative
+from codegen.datatypes import (
+    CDataType,
+    CMacro,
+    CStruct,
+    CFunc,
+    CHeader,
+    CSource,
+    CArg,
+    CType,
+    CPointer,
+    CPointerType,
+    CQualifier,
+    CInclude,
+    SerialisableDataclass,
+    get_datatype_string,
+)
+
+
+@dataclass
+class ArrayData(SerialisableDataclass):
+    array_typename: str
+    hdr_decl_types: List[CStruct] = field(default_factory=list)
+    src_decl_types: List[CStruct] = field(default_factory=list)
+
+    @classmethod
+    def from_dict(cls: Type["ArrayData"], d: Dict[str, Any]) -> "ArrayData":
+        data = ArrayData(**d)
+        data.hdr_decl_types = [CStruct.from_dict(v) for v in data.hdr_decl_types if isinstance(v, dict)]
+        data.src_decl_types = [CStruct.from_dict(v) for v in data.src_decl_types if isinstance(v, dict)]
+        return data
+
+
+def make_array(user_datatypes: Dict[CDataType, ArrayData] = {}):
+    def __format_func_body(
+        filename: Path,
+        type_string: str,
+        type_string_upper: str,
+        type_string_lower: str,
+        array_typename: str
+    ):
+        return load_func_body_from_file(filename).format(
+            T=type_string,
+            ArrayType=array_typename,
+            Tupper=type_string_upper,
+            Tlower=type_string_lower,
+        )
+
+    out_dir = WAPP_SRC_ROOT / "primitives" / "array"
+    out_dir.mkdir(parents=True, exist_ok=True)
+
+    common_includes: List[CInclude] = [
+        CInclude(
+            header=str(convert_to_relative(WAPP_SRC_ROOT / "primitives" / "mem_allocator" / "mem_allocator.h", out_dir)).replace("\\", "/"),
+            local=True,
+        ),
+        CInclude(
+            header=str(convert_to_relative(WAPP_SRC_ROOT / "common" / "misc" / "misc_utils.h", out_dir)).replace("\\", "/"),
+            local=True,
+        ),
+    ]
+
+    common_decl_types: List[CStruct] = []
+
+    datatypes: dict[CDataType, ArrayData] = {
+        CType.VOID: ArrayData(array_typename="GenericArray"),
+        "void *": ArrayData(array_typename="VoidPArray"),
+        "Str8": ArrayData(
+            array_typename="Str8Array",
+            hdr_decl_types=[
+                CStruct(name="str8", cargs=[], typedef_name="Str8"),
+            ],
+        ),
+    }
+
+    for _type in CType:
+        if _type == CType.VOID:
+            continue
+
+        type_title = _type.value.title()
+        datatypes[_type] = ArrayData(
+            array_typename=f"{type_title}Array",
+        )
+
+    datatypes.update(user_datatypes)
+
+    snippets_dir = Path(__file__).parent / "snippets"
+
+    header = CHeader(
+        name="array",
+        decl_types=[*common_decl_types],
+        includes=[],
+        types=[],
+        funcs=[]
+    )
+
+    source = CSource(
+        name=header.name,
+        decl_types=[*common_decl_types],
+        includes=[
+            CInclude(header, local=True, same_dir=True),
+            CInclude(
+                header=str(convert_to_relative(WAPP_SRC_ROOT / "common" / "assert" / "assert.h", out_dir)).replace("\\", "/"),
+                local=True
+            ),
+            CInclude(header="stddef.h"),
+        ],
+        internal_funcs=[],
+        funcs=header.funcs
+    )
+
+    if len(common_includes) > 0:
+        header.includes.extend(common_includes)
+        source.includes.extend(common_includes)
+
+
+    generic_funcs = []
+
+    for _type, array_data in datatypes.items():
+        type_string = get_datatype_string(_type)
+        clean_type_string = type_string.replace(" ", "").replace("*", "_ptr")
+        type_string_upper = clean_type_string.upper()
+        type_string_lower = clean_type_string.lower()
+
+        array = CStruct(
+            name=array_data.array_typename,
+            cargs=[
+                CArg(name="items", _type=type_string, pointer=CPointer(_type=CPointerType.SINGLE)),
+                CArg(name="count", _type=CType.U64),
+                CArg(name="capacity", _type=CType.U64),
+                CArg(name="item_size", _type=CType.U64),
+            ],
+        )
+
+        if isinstance(_type, CType) and _type == CType.VOID:
+            alloc_capacity_func = CFunc(
+                name=f"_array_alloc_capacity",
+                ret_type=array,
+                args=[
+                    CArg(name="allocator", _type="Allocator", pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="capacity", _type=CType.U64),
+                    CArg(name="item_size", _type=CType.U64),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "alloc_capacity",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+                pointer=CPointer(CPointerType.SINGLE),
+            )
+            generic_funcs.append(alloc_capacity_func)
+        else:
+            stack_array_cmacro = CMacro(
+                name=f"wapp_{type_string_lower}_array(...)",
+                value=__format_func_body(
+                    filename=snippets_dir / "stack_array",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+            stack_array_cppmacro = CMacro(
+                name=f"wapp_{type_string_lower}_array(...)",
+                value=__format_func_body(
+                    filename=snippets_dir / "stack_array_cpp",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            stack_capacity_array_cmacro = CMacro(
+                name=f"wapp_{type_string_lower}_array_with_capacity(CAPACITY)",
+                value=__format_func_body(
+                    filename=snippets_dir / "stack_capacity_array",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+            stack_capacity_array_cppmacro = CMacro(
+                name=f"wapp_{type_string_lower}_array_with_capacity(CAPACITY)",
+                value=__format_func_body(
+                    filename=snippets_dir / "stack_capacity_array_cpp",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            alloc_capacity_array_macro = CMacro(
+                name=f"wapp_{type_string_lower}_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY)",
+                value=__format_func_body(
+                    filename=snippets_dir / "alloc_capacity_macro",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            array_pop_cmacro = CMacro(
+                name=f"wapp_{type_string_lower}_array_pop(ARRAY_PTR)",
+                value=__format_func_body(
+                    filename=snippets_dir / "array_pop_macro",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+            array_pop_cppmacro = CMacro(
+                name=f"wapp_{type_string_lower}_array_pop(ARRAY_PTR)",
+                value=__format_func_body(
+                    filename=snippets_dir / "array_pop_macro_cpp",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            get_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_get",
+                ret_type=type_string,
+                args=[
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="index", _type=CType.U64),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "array_get",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+                pointer=CPointer(CPointerType.SINGLE),
+            )
+
+            set_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_set",
+                ret_type=CType.VOID,
+                args=[
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                    CArg(name="index", _type=CType.U64),
+                    CArg(name="item", _type=type_string, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "array_set",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            append_capped_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_append_capped",
+                ret_type=CType.VOID,
+                args=[
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                    CArg(name="item", _type=type_string, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "append_capped",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            extend_capped_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_extend_capped",
+                ret_type=CType.VOID,
+                args=[
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                    CArg(name="other", _type=array, pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "extend_capped",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            clear_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_clear",
+                ret_type=CType.VOID,
+                args=[
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "clear",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            copy_capped_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_copy_capped",
+                ret_type=CType.VOID,
+                args=[
+                    CArg(name="src", _type=array, pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="dst", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "copy_capped",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+            )
+
+            append_alloc_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_append_alloc",
+                ret_type=array,
+                args=[
+                    CArg(name="allocator", _type="Allocator", pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                    CArg(name="item", _type=type_string, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "append_alloc",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+                pointer=CPointer(CPointerType.SINGLE),
+            )
+
+            extend_alloc_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_extend_alloc",
+                ret_type=array,
+                args=[
+                    CArg(name="allocator", _type="Allocator", pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                    CArg(name="other", _type=array, pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "extend_alloc",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+                pointer=CPointer(CPointerType.SINGLE),
+            )
+
+            copy_alloc_func = CFunc(
+                name=f"wapp_{type_string_lower}_array_copy_alloc",
+                ret_type=array,
+                args=[
+                    CArg(name="allocator", _type="Allocator", pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="src", _type=array, pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                    CArg(name="dst", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "copy_alloc",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+                pointer=CPointer(CPointerType.SINGLE),
+            )
+
+            pop_func = CFunc(
+                name=f"_{type_string_lower}_array_pop",
+                ret_type=type_string,
+                args=[
+                    CArg(name="array", _type=array, pointer=CPointer(CPointerType.SINGLE)),
+                ],
+                body=__format_func_body(
+                    filename=snippets_dir / "array_pop",
+                    type_string=type_string,
+                    type_string_upper=type_string_upper,
+                    type_string_lower=type_string_lower,
+                    array_typename=array_data.array_typename,
+                ),
+                pointer=CPointer(CPointerType.SINGLE),
+            )
+
+            header.macros.extend([
+                alloc_capacity_array_macro,
+            ])
+            header.c_macros.extend([
+                stack_array_cmacro,
+                stack_capacity_array_cmacro,
+                array_pop_cmacro,
+            ])
+            header.cpp_macros.extend([
+                stack_array_cppmacro,
+                stack_capacity_array_cppmacro,
+                array_pop_cppmacro,
+            ])
+            header.funcs.extend([
+                get_func,
+                set_func,
+                append_capped_func,
+                extend_capped_func,
+                clear_func,
+                copy_capped_func,
+                append_alloc_func,
+                extend_alloc_func,
+                copy_alloc_func,
+                pop_func,
+            ])
+
+        header.decl_types.extend(array_data.hdr_decl_types)
+        header.types.extend([array])
+
+        source.decl_types.extend(array_data.src_decl_types)
+        source.funcs = header.funcs
+
+
+    header.funcs.extend(generic_funcs)
+    header.save(out_dir)
+    source.save(out_dir)

codegen/array/snippets/alloc_capacity

@@ -0,0 +1,15 @@
+  wapp_debug_assert(allocator != NULL, "`allocator` should not be NULL");
+
+  u64 allocation_size = sizeof({ArrayType}) + item_size * capacity;
+  {ArrayType} *array  = wapp_mem_allocator_alloc(allocator, allocation_size);
+  if (!array) {{
+    goto RETURN_GENERIC_ARRAY_ALLOC;
+  }}
+
+  array->items     = ({T} *)((u8 *)array + sizeof({ArrayType}));
+  array->count     = 0;
+  array->capacity  = capacity;
+  array->item_size = item_size;
+
+RETURN_GENERIC_ARRAY_ALLOC:
+  return array;

codegen/array/snippets/alloc_capacity_macro

@@ -0,0 +1 @@
+(({ArrayType} *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof({T})))

codegen/array/snippets/append_alloc

@@ -0,0 +1,18 @@
+  wapp_debug_assert(allocator != NULL && array != NULL, "`allocator` and `array` should not be NULL");
+
+  {ArrayType} *output = array;
+
+  if (array->count >= array->capacity) {{
+    u64 new_capacity = wapp_misc_utils_u64_round_up_pow2(array->capacity * 2);
+    output           = ({ArrayType} *)_array_alloc_capacity(allocator, new_capacity, array->item_size);
+    if (!output) {{
+      output = array;
+      goto RETURN_{Tupper}_ARRAY_APPEND_ALLOC;
+    }}
+    wapp_{Tlower}_array_copy_capped(array, output);
+  }}
+
+  wapp_{Tlower}_array_append_capped(output, item);
+
+RETURN_{Tupper}_ARRAY_APPEND_ALLOC:
+  return output;

codegen/array/snippets/append_capped

@@ -0,0 +1,5 @@
+  wapp_debug_assert(array != NULL, "`array` should not be NULL");
+  wapp_runtime_assert(array->count < array->capacity, "`array` is full");
+
+  u64 index = (array->count)++;
+  wapp_{Tlower}_array_set(array, index, item);

codegen/array/snippets/array_get

@@ -0,0 +1,5 @@
+  wapp_debug_assert(array != NULL, "`array` should not be NULL");
+  wapp_runtime_assert(index < array->count, "`index` is out of bounds");
+
+  u8 *ptr = (u8 *)(array->items) + (array->item_size * index);
+  return ({T} *)ptr;

codegen/array/snippets/array_pop

@@ -0,0 +1,4 @@
+  u64 index = array->count - 1;
+  {T} *out = wapp_{Tlower}_array_get(array, index);
+  --(array->count);
+  return out;

codegen/array/snippets/array_pop_macro

@@ -0,0 +1,4 @@
+(ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_{Tlower}_array_pop(ARRAY_PTR) : \
+  ({T}){{0}} \
+)

codegen/array/snippets/array_pop_macro_cpp

@@ -0,0 +1,4 @@
+(ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_{Tlower}_array_pop(ARRAY_PTR) : \
+  {T}{{}} \
+)

codegen/array/snippets/array_set

@@ -0,0 +1,3 @@
+  {T} *ptr = wapp_{Tlower}_array_get(array, index);
+
+  memcpy((void *)ptr, (void *)item, array->item_size);

codegen/array/snippets/clear

@@ -0,0 +1,2 @@
+  wapp_debug_assert(array != NULL, "`array` should not be NULL");
+  array->count = 0;

codegen/array/snippets/copy_alloc

@@ -0,0 +1,18 @@
+  wapp_debug_assert(allocator != NULL && src != NULL && dst != NULL, "`allocator`, `src` and `dst` should not be NULL");
+
+  {ArrayType} *output = dst;
+
+  if (src->count >= dst->capacity) {{
+    u64 new_capacity = wapp_misc_utils_u64_round_up_pow2(dst->capacity * 2);
+    output           = ({ArrayType} *)_array_alloc_capacity(allocator, new_capacity, src->item_size);
+    if (!output) {{
+      output = dst;
+      goto RETURN_{Tupper}_ARRAY_COPY_ALLOC;
+    }}
+  }}
+
+  wapp_{Tlower}_array_clear(output);
+  wapp_{Tlower}_array_copy_capped(src, output);
+
+RETURN_{Tupper}_ARRAY_COPY_ALLOC:
+  return output;

codegen/array/snippets/copy_capped

@@ -0,0 +1,22 @@
+  wapp_debug_assert(src != NULL && dst != NULL, "`src` and `dst` should not be NULL");
+
+  wapp_{Tlower}_array_clear(dst);
+
+  {T} *item;
+
+  // NOTE (Abdelrahman): Uses a while loop instead of a for loop to get rid of
+  // MSVC Spectre mitigation warnings
+  u64 to_copy    = src->count < dst->capacity ? src->count : dst->capacity;
+  u64 item_index = 0;
+  b32 running    = true;
+  while (running) {{
+    item = wapp_{Tlower}_array_get(src, item_index);
+    ++item_index;
+    running = item_index < to_copy;
+
+    if (!item) {{
+      continue;
+    }}
+    
+    wapp_{Tlower}_array_append_capped(dst, item);
+  }}

codegen/array/snippets/extend_alloc

@@ -0,0 +1,19 @@
+  wapp_debug_assert(allocator != NULL && array != NULL && other != NULL, "`allocator`, `array` and `other` should not be NULL");
+
+  {ArrayType} *output = array;
+
+  u64 remaining_capacity = array->capacity - array->count;
+  if (other->count >= remaining_capacity) {{
+    u64 new_capacity = wapp_misc_utils_u64_round_up_pow2(array->capacity * 2);
+    output           = ({ArrayType} *)_array_alloc_capacity(allocator, new_capacity, array->item_size);
+    if (!output) {{
+      output = array;
+      goto RETURN_{Tupper}_ARRAY_EXTEND_ALLOC;
+    }}
+    wapp_{Tlower}_array_copy_capped(array, output);
+  }}
+
+  wapp_{Tlower}_array_extend_capped(output, other);
+
+RETURN_{Tupper}_ARRAY_EXTEND_ALLOC:
+  return output;

codegen/array/snippets/extend_capped

@@ -0,0 +1,23 @@
+  wapp_debug_assert(array != NULL && other != NULL, "`array` and `other` should not be NULL");
+
+  u64 remaining_capacity = array->capacity - array->count;
+  wapp_runtime_assert(other->count < remaining_capacity, "`array` does not have enough capacity");
+
+  {T} *item;
+
+  // NOTE (Abdelrahman): Uses a while loop instead of a for loop to get rid of
+  // MSVC Spectre mitigation warnings
+  u64 items_to_add = other->count;
+  u64 item_index   = 0;
+  b32 running      = true;
+  while (running) {{
+    item = wapp_{Tlower}_array_get(other, item_index);
+    ++item_index;
+    running = item_index < items_to_add;
+
+    if (!item) {{
+      continue;
+    }}
+
+    wapp_{Tlower}_array_append_capped(array, item);
+  }}

codegen/array/snippets/stack_array

@@ -0,0 +1,6 @@
+(({ArrayType}){{ \
+  .items = ({T}[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count({T}, __VA_ARGS__) * 2)]){{__VA_ARGS__}}, \
+  .count = wapp_misc_utils_va_args_count({T}, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count({T}, __VA_ARGS__) * 2), \
+  .item_size = sizeof({T}) \
+}})

codegen/array/snippets/stack_array_cpp

@@ -0,0 +1,9 @@
+([&]() {{ \
+  persistent {T} buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count({T}, __VA_ARGS__) * 2)] = {{__VA_ARGS__}}; \
+  return {ArrayType}{{ \
+    buf, \
+    wapp_misc_utils_va_args_count({T}, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count({T}, __VA_ARGS__) * 2), \
+    sizeof({T}) \
+  }}; \
+}}())

codegen/array/snippets/stack_capacity_array

@@ -0,0 +1 @@
+(({ArrayType}){{.items = ({T}[CAPACITY]){{0}}, .count = 0, .capacity = CAPACITY, .item_size = sizeof({T})}})

codegen/array/snippets/stack_capacity_array_cpp

@@ -0,0 +1,4 @@
+([&]() {{ \
+  persistent {T} buf[CAPACITY] = {{}}; \
+  return {ArrayType}{{buf, 0, CAPACITY, sizeof({T})}}; \
+}}())

codegen/constants.py

@@ -0,0 +1,10 @@
+from pathlib import Path
+
+# Paths
+PACKAGE_DIR = Path(__file__).parent.resolve()
+WAPP_REPO_ROOT = PACKAGE_DIR.parent
+WAPP_SRC_ROOT = WAPP_REPO_ROOT / "src"
+
+# Dictionary Keys
+DBL_LIST_DATA = "dbl_list_data"
+ARRAY_DATA = "array_data"

codegen/datatypes.py

@@ -0,0 +1,503 @@
+from enum import Enum
+from pathlib import Path
+from typing import Optional, Union, List, Dict, Type, Any, TypeVar, cast
+from dataclasses import dataclass, asdict, field, fields
+
+from codegen.constants import WAPP_SRC_ROOT
+from codegen.utils import convert_to_relative
+
+E = TypeVar("E", bound="Enum")
+S = TypeVar("S", bound="SerialisableDataclass")
+F = TypeVar("F", bound="CFile")
+
+@dataclass
+class SerialisableDataclass:
+    def to_dict(self) -> Dict[str, Any]:
+        d = asdict(self)
+        for f in fields(self):
+            member = getattr(self, f.name)
+
+            if isinstance(member, list):
+                d[f.name] = [self.__serialise_member(i) for i in member]
+            else:
+                d[f.name] = self.__serialise_member(member)
+
+        return d
+
+    def __serialise_member(self, member: Any) -> Any:
+        if isinstance(member, Enum):
+            return member.value
+        elif isinstance(member, SerialisableDataclass):
+            return member.to_dict()
+
+        return member
+
+    @staticmethod
+    def to_enum_value(value: Any, _type: Type[E]) -> "E":
+        if isinstance(value, _type):
+            return value
+
+        return _type(value)
+
+    @staticmethod
+    def to_c_usertype(value: dict[str, Any]) -> "CUserType":
+        try:
+            output = CStruct.from_dict(value)
+        except TypeError:
+            output = CEnum.from_dict(value)
+
+        return output
+
+    @staticmethod
+    def to_cdatatype(value: Any) -> "CDataType":
+        if isinstance(value, dict):
+            output = SerialisableDataclass.to_c_usertype(value)
+        else:
+            try:
+                output = CType(value)
+            except ValueError:
+                output = value
+
+        return output
+
+    @classmethod
+    def from_dict(cls: Type[S], d: Dict[str, Any]) -> "S":
+        return cls(**d)
+
+
+class CType(Enum):
+    VOID = "void"
+    BOOL = "b32"
+    CHAR = "char"
+    C8   = "c8"
+    C16  = "c16"
+    C32  = "c32"
+    I8   = "i8"
+    I16  = "i16"
+    I32  = "i32"
+    I64  = "i64"
+    U8   = "u8"
+    U16  = "u16"
+    U32  = "u32"
+    U64  = "u64"
+    F32  = "f32"
+    F64  = "f64"
+    F128 = "f128"
+    IPTR = "iptr"
+    UPTR = "uptr"
+
+    def __str__(self) -> str:
+        return self.value
+
+
+class CQualifier(Enum):
+    NONE       = ""
+    CONST      = "const "
+    EXTERNAL   = "external "
+    INTERNAL   = "internal "
+    PERSISTENT = "persistent "
+
+    def __str__(self) -> str:
+        return self.value
+
+
+class CPointerType(Enum):
+    NONE   = ""
+    SINGLE = "*"
+    DOUBLE = "**"
+
+    def __str__(self) -> str:
+        return self.value
+
+
+@dataclass
+class CPointer(SerialisableDataclass):
+    _type: CPointerType = CPointerType.NONE
+    qualifier: CQualifier = CQualifier.NONE
+
+    def __str__(self) -> str:
+        return str(self._type) + str(self.qualifier)
+
+    @classmethod
+    def from_dict(cls: Type["CPointer"], d: Dict[str, Any]) -> "CPointer":
+        ptr = CPointer(**d)
+        ptr._type = CPointer.to_enum_value(ptr._type, CPointerType)
+        ptr.qualifier = CPointer.to_enum_value(ptr.qualifier, CQualifier)
+        return ptr
+
+
+@dataclass
+class CEnumVal(SerialisableDataclass):
+    name: str
+    value: Optional[int] = None
+
+    def __str__(self) -> str:
+        return self.name + "" if self.value is None else f" = {self.value}"
+
+
+@dataclass
+class CEnum(SerialisableDataclass):
+    name: str
+    values: List[CEnumVal]
+    typedef: bool = False
+
+    def __str__(self) -> str:
+        if self.typedef:
+            header = "typedef enum {\n"
+            footer = f"}} {self.name};\n"
+        else:
+            header = f"enum {self.name} {{\n"
+            footer = "};\n"
+
+        values = ""
+        for value in self.values:
+            values += f"  {str(value)},\n"
+
+        return header + values + footer
+
+    @classmethod
+    def from_dict(cls: Type["CEnum"], d: Dict[str, Any]) -> "CEnum":
+        e = CEnum(**d)
+        e.values = [CEnumVal.from_dict(v) for v in e.values if isinstance(v, dict)]
+        return e
+
+
+@dataclass
+class CMacro(SerialisableDataclass):
+    name: str
+    value: str
+
+    def __str__(self) -> str:
+        return f"#define {self.name} {self.value}\n"
+
+
+@dataclass
+class CStruct(SerialisableDataclass):
+    name: str
+    cargs: List["CArg"]
+    typedef_name: Optional[str] = None
+
+    def __str__(self) -> str:
+        return self.declare() + self.define()
+
+    def declare(self) -> str:
+        declaration = f"typedef struct {self.name} {self.typedef_name if self.typedef_name is not None else self.name};\n"
+        return declaration
+
+    def define(self):
+        definition = f"struct {self.name} {{\n"
+        args = ""
+        for arg in self.cargs:
+            args += f"  {str(arg)};\n"
+        footer = "};\n"
+
+        return definition + args + footer;
+
+    @classmethod
+    def from_dict(cls: Type["CStruct"], d: Dict[str, Any]) -> "CStruct":
+        s = CStruct(**d)
+        s.cargs = [CArg.from_dict(v) for v in s.cargs if isinstance(v, dict)]
+        return s
+
+
+CUserType = Union[CStruct, CEnum]
+CDataType = Union[CType, CUserType, str]
+
+
+@dataclass
+class CArg(SerialisableDataclass):
+    name: str
+    _type: CDataType
+    array: bool = False
+    pointer: CPointer = field(default_factory=CPointer)
+    qualifier: CQualifier = CQualifier.NONE
+
+    def __str__(self) -> str:
+        qualifier = str(self.qualifier)
+        _type = get_datatype_string(self._type) + " "
+        pointer = str(self.pointer)
+        array = "[]" if self.array else ""
+
+        return qualifier + _type + pointer + self.name + array
+
+    @classmethod
+    def from_dict(cls: Type["CArg"], d: Dict[str, Any]) -> "CArg":
+        arg = CArg(**d)
+        arg._type = CArg.to_cdatatype(arg._type)
+
+        if isinstance(arg.pointer, dict):
+            arg.pointer = CPointer.from_dict(arg.pointer)
+
+        arg.qualifier = CArg.to_enum_value(arg.qualifier, CQualifier)
+
+        return arg
+
+
+@dataclass
+class CFunc(SerialisableDataclass):
+    name: str
+    ret_type: CDataType
+    args: List[CArg]
+    body: str
+    pointer: CPointer = field(default_factory=CPointer)
+    qualifiers: List[CQualifier] = field(default_factory=list)
+
+    def __str__(self) -> str:
+        qualifiers = ""
+        for qualifier in self.qualifiers:
+            if qualifier == CQualifier.NONE:
+                continue
+            if len(qualifiers) > 0:
+                qualifiers += " "
+            qualifiers += f"{str(qualifier)}"
+
+        args = ""
+        for i, arg in enumerate(self.args):
+            args += f"{str(arg)}"
+            if i + 1 < len(self.args):
+                args += ", "
+
+        return qualifiers + get_datatype_string(self.ret_type) + " " + str(self.pointer) + self.name + f"({args})"
+
+    def declare(self) -> str:
+        return f"{str(self)};\n"
+
+    def define(self) -> str:
+        return f"{str(self)} {{\n{self.body}\n}}\n\n"
+
+    @classmethod
+    def from_dict(cls: Type["CFunc"], d: Dict[str, Any]) -> "CFunc":
+        f = CFunc(**d)
+        f.ret_type = CFunc.to_cdatatype(f.ret_type)
+        f.args = [CArg.from_dict(v) for v in f.args if isinstance(v, dict)]
+        f.qualifiers = [CFunc.to_enum_value(v, CQualifier) for v in f.qualifiers]
+
+        if isinstance(f.pointer, dict):
+            f.pointer = CPointer.from_dict(f.pointer)
+
+        return f
+
+
+@dataclass
+class CInclude(SerialisableDataclass):
+    header: Union[str, "CHeader"]
+    local: bool = False
+    same_dir: bool = False
+
+    def __str__(self) -> str:
+        if isinstance(self.header, CHeader):
+            name = f"{self.header.name}.{self.header.extension}"
+        else:
+            name = self.header
+
+        if self.local:
+            open_symbol = '"'
+            close_symbol = '"'
+
+            if self.same_dir:
+                name = f"./{name}"
+        else:
+            open_symbol = '<'
+            close_symbol = '>'
+        
+        return f"#include {open_symbol}{name}{close_symbol}\n"
+
+    @classmethod
+    def from_dict(cls: Type["CInclude"], d: Dict[str, Any]) -> "CInclude":
+        inc = CInclude(**d)
+
+        if isinstance(inc.header, dict):
+            inc.header = CHeader.from_dict(inc.header)
+
+        return inc
+
+
+@dataclass
+class CFile(SerialisableDataclass):
+    name: str
+    extension: str
+    includes: List[CInclude] = field(default_factory=list)
+    types: List[CUserType] = field(default_factory=list)
+    funcs: List[CFunc] = field(default_factory=list)
+    decl_types: List[CStruct] = field(default_factory=list)
+    macros: List[CMacro] = field(default_factory=list)
+    c_macros: List[CMacro] = field(default_factory=list)
+    cpp_macros: List[CMacro] = field(default_factory=list)
+
+    def save(self, output_dir: Path):
+        self.includes.extend(
+            [
+                CInclude(
+                    header=str(convert_to_relative(WAPP_SRC_ROOT / "common" / "aliases" / "aliases.h", output_dir)).replace("\\", "/"),
+                    local=True,
+                ),
+                CInclude(
+                    header=str(convert_to_relative(WAPP_SRC_ROOT / "common" / "platform" / "platform.h", output_dir)).replace("\\", "/"),
+                    local=True,
+                )
+            ]
+        )
+        output_file = output_dir / f"{self.name}.{self.extension}"
+        with open(output_file, "w+") as outfile:
+            outfile.write(str(self))
+
+    def __str__(self) -> str:
+        return """\
+/**
+ * THIS FILE IS AUTOMATICALLY GENERATED. ANY MODIFICATIONS TO IT WILL BE OVERWRITTEN.
+ */
+
+"""
+
+    @classmethod
+    def from_dict(cls: Type["CFile"], d: Dict[str, Any]) -> "CFile":
+        f = CFile(**d)
+        f.deserialise_c_file_data()
+
+        return f
+
+    def deserialise_c_file_data(self) -> None:
+        self.includes = [CInclude.from_dict(v) for v in self.includes if isinstance(v, dict)]
+        self.types = [CFile.to_c_usertype(v) for v in self.types if isinstance(v, dict)]
+        self.funcs = [CFunc.from_dict(v) for v in self.funcs if isinstance(v, dict)]
+        self.decl_types = [CStruct.from_dict(v) for v in self.decl_types if isinstance(v, dict)]
+        self.macros = [CMacro.from_dict(v) for v in self.macros if isinstance(v, dict)]
+        self.c_macros = [CMacro.from_dict(v) for v in self.c_macros if isinstance(v, dict)]
+        self.cpp_macros = [CMacro.from_dict(v) for v in self.cpp_macros if isinstance(v, dict)]
+
+
+@dataclass
+class CHeader(CFile):
+    extension: str = "h"
+
+    def __str__(self) -> str:
+        name_upper = self.name.upper()
+        header_guard_name = f"{name_upper}_H"
+        header_guard_open = f"#ifndef {header_guard_name}\n#define {header_guard_name}\n\n"
+        header_guard_close = f"#endif // !{header_guard_name}\n"
+
+        c_linkage_open = "#ifdef WAPP_PLATFORM_CPP\nBEGIN_C_LINKAGE\n#endif // !WAPP_PLATFORM_CPP\n\n"
+        c_linkage_close = "\n#ifdef WAPP_PLATFORM_CPP\nEND_C_LINKAGE\n#endif // !WAPP_PLATFORM_CPP\n\n"
+
+        includes = _get_includes_string(self.includes)
+
+        macros = ""
+        for macro in self.macros:
+            macros += str(macro)
+        if len(macros) > 0:
+            macros += "\n"
+
+        if len(self.cpp_macros) > 0:
+            macros += "#ifdef WAPP_PLATFORM_CPP\n"
+            for macro in self.cpp_macros:
+                macros += str(macro)
+            macros += "#else\n"
+            for macro in self.c_macros:
+                macros += str(macro)
+            macros += "#endif // !WAPP_PLATFORM_CPP\n\n"
+
+        forward_declarations = ""
+        for _type in self.decl_types:
+            forward_declarations += _type.declare()
+        if len(forward_declarations) > 0:
+            forward_declarations += "\n"
+
+        types = ""
+        for _type in self.types:
+            types += str(_type) + "\n"
+
+        funcs = ""
+        for func in self.funcs:
+            funcs += func.declare()
+
+        return (
+            super().__str__() +
+            header_guard_open +
+            includes +
+            c_linkage_open +
+            macros +
+            forward_declarations +
+            types +
+            funcs +
+            c_linkage_close +
+            header_guard_close
+        )
+
+    @classmethod
+    def from_dict(cls: Type["CHeader"], d: Dict[str, Any]) -> "CHeader":
+        return cast("CHeader", super().from_dict(d))
+
+
+@dataclass
+class CSource(CFile):
+    extension: str = "c"
+    internal_funcs: List[CFunc] = field(default_factory=list)
+
+    def __str__(self) -> str:
+        includes = _get_includes_string(self.includes)
+
+        macros = ""
+        for macro in self.macros:
+            macros += str(macro)
+        if len(macros) > 0:
+            macros += "\n"
+
+        forward_declarations = ""
+        for _type in self.decl_types:
+            forward_declarations += _type.declare()
+        if len(forward_declarations) > 0:
+            forward_declarations += "\n"
+
+        types = ""
+        for _type in self.types:
+            types += str(_type) + "\n"
+
+        internal_funcs_decl = ""
+        internal_funcs_def = ""
+        for func in self.internal_funcs:
+            internal_funcs_decl += func.declare()
+            internal_funcs_def += func.define()
+
+        if len(internal_funcs_decl) > 0:
+            internal_funcs_decl += "\n"
+
+        funcs = ""
+        for func in self.funcs:
+            funcs += func.define()
+
+        return (
+            super().__str__() +
+            includes +
+            macros +
+            forward_declarations +
+            types +
+            internal_funcs_decl +
+            funcs +
+            internal_funcs_def
+        )
+
+    @classmethod
+    def from_dict(cls: Type["CSource"], d: Dict[str, Any]) -> "CSource":
+        s = CSource(**d)
+        s.deserialise_c_file_data()
+        s.internal_funcs = [CFunc.from_dict(v) for v in s.funcs if isinstance(v, dict)]
+        return s
+
+
+def get_datatype_string(_type: CDataType) -> str:
+    if isinstance(_type, CType):
+        return str(_type)
+    elif isinstance(_type, CStruct) or isinstance(_type, CEnum):
+        return _type.name
+    elif isinstance(_type, str):
+        return _type
+
+
+def _get_includes_string(includes: List[CInclude]) -> str:
+    output = ""
+    for include in sorted(includes, key=lambda inc: inc.local, reverse=True):
+        output += str(include)
+    if len(output) > 0:
+        output += "\n"
+
+    return output

codegen/dbl_list/make_dbl_list.py

@@ -0,0 +1,339 @@
+from pathlib import Path
+from dataclasses import dataclass, field
+from typing import List, Dict, Any, Type
+from codegen.constants import WAPP_SRC_ROOT
+from codegen.utils import load_func_body_from_file, convert_to_relative
+from codegen.datatypes import (
+    CDataType,
+    CMacro,
+    CStruct,
+    CFunc,
+    CHeader,
+    CSource,
+    CArg,
+    CType,
+    CPointer,
+    CPointerType,
+    CQualifier,
+    CInclude,
+    SerialisableDataclass,
+    get_datatype_string,
+)
+
+
+@dataclass
+class DblListData(SerialisableDataclass):
+    node_typename: str
+    list_typename: str
+    hdr_decl_types: List[CStruct] = field(default_factory=list)
+    src_decl_types: List[CStruct] = field(default_factory=list)
+
+    @classmethod
+    def from_dict(cls: Type["DblListData"], d: Dict[str, Any]) -> "DblListData":
+        data = DblListData(**d)
+        data.hdr_decl_types = [CStruct.from_dict(v) for v in data.hdr_decl_types if isinstance(v, dict)]
+        data.src_decl_types = [CStruct.from_dict(v) for v in data.src_decl_types if isinstance(v, dict)]
+        return data
+
+
+def make_dbl_list(user_datatypes: Dict[CDataType, DblListData] = {}):
+    def __format_func_body(
+        filename: Path,
+        type_string: str,
+        type_string_upper: str,
+        type_string_lower: str,
+        node_typename: str,
+        list_typename: str
+    ):
+        return load_func_body_from_file(filename).format(
+            T=type_string,
+            NodeType=node_typename,
+            ListType=list_typename,
+            Tupper=type_string_upper,
+            Tlower=type_string_lower,
+        )
+
+    out_dir = WAPP_SRC_ROOT / "primitives" / "dbl_list"
+    out_dir.mkdir(parents=True, exist_ok=True)
+
+    common_decl_types: List[CStruct] = []
+
+    datatypes: dict[CDataType, DblListData] = {
+        CType.VOID: DblListData(node_typename="GenericNode", list_typename="GenericList"),
+        "void *": DblListData(node_typename="VoidPNode", list_typename="VoidPList"),
+        "Str8": DblListData(
+            node_typename="Str8Node",
+            list_typename="Str8List",
+            hdr_decl_types=[
+                CStruct(name="str8", cargs=[], typedef_name="Str8"),
+            ],
+        ),
+    }
+
+    for _type in CType:
+        if _type == CType.VOID:
+            continue
+
+        type_title = _type.value.title()
+        datatypes[_type] = DblListData(
+            node_typename=f"{type_title}Node",
+            list_typename=f"{type_title}List",
+        )
+
+    datatypes.update(user_datatypes)
+
+    snippets_dir = Path(__file__).parent / "snippets"
+
+    header = CHeader(
+        name="dbl_list",
+        decl_types=[*common_decl_types],
+        includes=[],
+        types=[],
+        funcs=[]
+    )
+
+    source = CSource(
+        name=header.name,
+        decl_types=[*common_decl_types],
+        includes=[
+            CInclude(header, local=True, same_dir=True),
+            CInclude(
+                header=str(convert_to_relative(WAPP_SRC_ROOT / "common" / "assert" / "assert.h", out_dir)).replace("\\", "/"),
+                local=True
+            ),
+            CInclude(header="stddef.h"),
+        ],
+        internal_funcs=[],
+        funcs=header.funcs
+    )
+
+    for _type, dbl_list_data in datatypes.items():
+        type_string = get_datatype_string(_type)
+        clean_type_string = type_string.replace(" ", "").replace("*", "_ptr")
+        type_string_upper = clean_type_string.upper()
+        type_string_lower = clean_type_string.lower()
+
+        node = CStruct(
+            name=dbl_list_data.node_typename,
+            cargs=[
+                CArg(name="item", _type=type_string, pointer=CPointer(_type=CPointerType.SINGLE)),
+            ],
+        )
+        node.cargs.extend([
+            CArg(name="prev", _type=node, pointer=CPointer(_type=CPointerType.SINGLE)),
+            CArg(name="next", _type=node, pointer=CPointer(_type=CPointerType.SINGLE)),
+        ])
+        
+        dl_list = CStruct(
+            name=dbl_list_data.list_typename,
+            cargs=[
+                CArg(name="first", _type=node, pointer=CPointer(_type=CPointerType.SINGLE)),
+                CArg(name="last", _type=node, pointer=CPointer(_type=CPointerType.SINGLE)),
+                CArg(name="node_count", _type=CType.U64),
+            ],
+        )
+
+        header.types.extend([node, dl_list])
+        header.decl_types.extend(dbl_list_data.hdr_decl_types)
+        source.decl_types.extend(dbl_list_data.src_decl_types)
+        if isinstance(_type, CType) and _type == CType.VOID:
+            # Don't define any functions for the generic node and list
+            continue
+
+        node_cmacro = CMacro(
+            name=f"wapp_{type_string_lower}_list_node(ITEM_PTR)",
+            value=__format_func_body(
+                filename=snippets_dir / "list_node",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+        )
+
+        node_cppmacro = CMacro(
+            name=f"wapp_{type_string_lower}_list_node(ITEM_PTR)",
+            value=__format_func_body(
+                filename=snippets_dir / "list_node_cpp",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+        )
+
+        get_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_get",
+            ret_type=node,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE), qualifier=CQualifier.CONST),
+                CArg(name="index", _type=CType.U64),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_get",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+            pointer=CPointer(CPointerType.SINGLE),
+        )
+
+        push_front_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_push_front",
+            ret_type=CType.VOID,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+                CArg(name="node", _type=node, pointer=CPointer(CPointerType.SINGLE)),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_push_front",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+        )
+
+        push_back_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_push_back",
+            ret_type=CType.VOID,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+                CArg(name="node", _type=node, pointer=CPointer(CPointerType.SINGLE)),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_push_back",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+        )
+
+        insert_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_insert",
+            ret_type=CType.VOID,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+                CArg(name="node", _type=node, pointer=CPointer(CPointerType.SINGLE)),
+                CArg(name="index", _type=CType.U64),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_insert",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+        )
+
+        pop_front_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_pop_front",
+            ret_type=node,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_pop_front",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+            pointer=CPointer(CPointerType.SINGLE),
+        )
+
+        pop_back_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_pop_back",
+            ret_type=node,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_pop_back",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+            pointer=CPointer(CPointerType.SINGLE),
+        )
+
+        remove_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_remove",
+            ret_type=node,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+                CArg(name="index", _type=CType.U64),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_remove",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+            pointer=CPointer(CPointerType.SINGLE),
+        )
+
+        empty_func = CFunc(
+            name=f"wapp_{type_string_lower}_list_empty",
+            ret_type=CType.VOID,
+            args=[
+                CArg(name="list", _type=dl_list, pointer=CPointer(CPointerType.SINGLE)),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "list_empty",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+        )
+
+        node_to_list_func = CFunc(
+            name=f"{type_string_lower}_node_to_list",
+            ret_type=dl_list,
+            args=[
+                CArg(name="node", _type=node, pointer=CPointer(CPointerType.SINGLE)),
+            ],
+            body=__format_func_body(
+                filename=snippets_dir / "node_to_list",
+                type_string=type_string,
+                type_string_upper=type_string_upper,
+                type_string_lower=type_string_lower,
+                node_typename=dbl_list_data.node_typename,
+                list_typename=dbl_list_data.list_typename
+            ),
+            qualifiers=[CQualifier.INTERNAL],
+        )
+
+        header.c_macros.append(node_cmacro)
+        header.cpp_macros.append(node_cppmacro)
+        header.funcs.extend([
+            get_func,
+            push_front_func,
+            push_back_func,
+            insert_func,
+            pop_front_func,
+            pop_back_func,
+            remove_func,
+            empty_func,
+        ])
+
+        source.internal_funcs.append(node_to_list_func)
+        source.funcs = header.funcs
+
+    header.save(out_dir)
+    source.save(out_dir)

codegen/dbl_list/snippets/list_empty

@@ -0,0 +1,6 @@
+  wapp_debug_assert(list != NULL, "`list` should not be NULL");
+
+  u64 count = list->node_count;
+  for (u64 i = 0; i < count; ++i) {{
+    wapp_{Tlower}_list_pop_back(list);
+  }}

codegen/dbl_list/snippets/list_get

@@ -0,0 +1,11 @@
+  wapp_runtime_assert(index < list->node_count, "`index` is out of bounds");
+
+  {NodeType} *output  = NULL;
+  {NodeType} *current = list->first;
+  for (u64 i = 1; i <= index; ++i) {{
+    current = current->next;
+  }}
+
+  output = current;
+
+  return output;

codegen/dbl_list/snippets/list_insert

@@ -0,0 +1,26 @@
+  wapp_debug_assert(list != NULL && node != NULL && (node->item) != NULL, "`list`, `node` and `node->item` should not be NULL");
+
+  if (index == 0) {{
+    wapp_{Tlower}_list_push_front(list, node);
+    return;
+  }} else if (index == list->node_count) {{
+    wapp_{Tlower}_list_push_back(list, node);
+    return;
+  }}
+
+  {NodeType} *dst_node = wapp_{Tlower}_list_get(list, index);
+  if (!dst_node) {{
+    return;
+  }}
+
+  {ListType} node_list = {Tlower}_node_to_list(node);
+
+  list->node_count += node_list.node_count;
+
+  {NodeType} *prev = dst_node->prev;
+
+  dst_node->prev = node_list.last;
+  prev->next     = node_list.first;
+
+  node_list.first->prev = prev;
+  node_list.last->next  = dst_node;

codegen/dbl_list/snippets/list_node

@@ -0,0 +1 @@
+(({NodeType}){{.item = ITEM_PTR}})

codegen/dbl_list/snippets/list_node_cpp

@@ -0,0 +1 @@
+{NodeType}{{ITEM_PTR, nullptr, nullptr}}

codegen/dbl_list/snippets/list_pop_back

@@ -0,0 +1,22 @@
+  wapp_debug_assert(list != NULL, "`list` should not be NULL");
+
+  {NodeType} *output = NULL;
+
+  if (list->node_count == 0) {{
+    goto RETURN_{Tupper}_LIST_POP_BACK;
+  }}
+
+  output = list->last;
+
+  if (list->node_count == 1) {{
+    *list = ({ListType}){{0}};
+    goto RETURN_{Tupper}_LIST_POP_BACK;
+  }}
+
+  --(list->node_count);
+  list->last = output->prev;
+
+  output->prev = output->next = NULL;
+
+RETURN_{Tupper}_LIST_POP_BACK:
+  return output;

codegen/dbl_list/snippets/list_pop_front

@@ -0,0 +1,22 @@
+  wapp_debug_assert(list != NULL, "`list` should not be NULL");
+
+  {NodeType} *output = NULL;
+
+  if (list->node_count == 0) {{
+    goto RETURN_{Tupper}_LIST_POP_FRONT;
+  }}
+
+  output = list->first;
+
+  if (list->node_count == 1) {{
+    *list = ({ListType}){{0}};
+    goto RETURN_{Tupper}_LIST_POP_FRONT;
+  }}
+
+  --(list->node_count);
+  list->first = output->next;
+
+  output->prev = output->next = NULL;
+
+RETURN_{Tupper}_LIST_POP_FRONT:
+  return output;

codegen/dbl_list/snippets/list_push_back

@@ -0,0 +1,18 @@
+  wapp_debug_assert(list != NULL && node != NULL && (node->item) != NULL, "`list`, `node` and `node->item` should not be NULL");
+
+  {ListType} node_list = {Tlower}_node_to_list(node);
+
+  if (list->node_count == 0) {{
+    *list = node_list;
+    return;
+  }}
+
+  list->node_count += node_list.node_count;
+
+  {NodeType} *last = list->last;
+  if (last) {{
+    last->next = node_list.first;
+  }}
+
+  list->last            = node_list.last;
+  node_list.first->prev = last;

codegen/dbl_list/snippets/list_push_front

@@ -0,0 +1,18 @@
+  wapp_debug_assert(list != NULL && node != NULL && (node->item) != NULL, "`list`, `node` and `node->item` should not be NULL");
+
+  {ListType} node_list = {Tlower}_node_to_list(node);
+
+  if (list->node_count == 0) {{
+    *list = node_list;
+    return;
+  }}
+
+  list->node_count += node_list.node_count;
+
+  {NodeType} *first = list->first;
+  if (first) {{
+    first->prev = node_list.last;
+  }}
+
+  list->first          = node_list.first;
+  node_list.last->next = first;

codegen/dbl_list/snippets/list_remove

@@ -0,0 +1,26 @@
+  wapp_debug_assert(list != NULL, "`list` should not be NULL");
+
+  {NodeType} *output = NULL;
+
+  if (index == 0) {{
+    output = wapp_{Tlower}_list_pop_front(list);
+    goto RETURN_{Tupper}_LIST_REMOVE;
+  }} else if (index == list->node_count) {{
+    output = wapp_{Tlower}_list_pop_back(list);
+    goto RETURN_{Tupper}_LIST_REMOVE;
+  }}
+
+  output = wapp_{Tlower}_list_get(list, index);
+  if (!output) {{
+    goto RETURN_{Tupper}_LIST_REMOVE;
+  }}
+
+  output->prev->next = output->next;
+  output->next->prev = output->prev;
+
+  --(list->node_count);
+
+  output->prev = output->next = NULL;
+
+RETURN_{Tupper}_LIST_REMOVE:
+  return output;

codegen/dbl_list/snippets/node_to_list

@@ -0,0 +1,13 @@
+  {ListType} output = {{.first = node, .last = node, .node_count = 1}};
+
+  while (output.first->prev != NULL) {{
+    output.first = output.first->prev;
+    ++(output.node_count);
+  }}
+
+  while (output.last->next != NULL) {{
+    output.last = output.last->next;
+    ++(output.node_count);
+  }}
+
+  return output;

codegen/utils.py

@@ -0,0 +1,18 @@
+import os
+import sys
+from pathlib import Path
+
+
+def load_func_body_from_file(filename: Path) -> str:
+    with open(filename, "r") as infile:
+        return infile.read().rstrip()
+
+
+def convert_to_relative(path: Path, target: Path) -> Path:
+    major = sys.version_info.major
+    minor = sys.version_info.minor
+
+    if major >= 3 and minor >= 12:
+        return path.relative_to(target, walk_up=True)
+    else:
+        return Path(os.path.relpath(str(path), start=str(target)))

codegen_custom_data_example.json

@@ -0,0 +1,29 @@
+{
+  "dbl_list_data": {
+    "CustomType": {
+      "node_typename": "CustomTypeNode",
+      "list_typename": "CustomTypeList",
+      "hdr_decl_types": [
+        {
+          "name": "custom_type",
+          "cargs": [],
+          "typedef_name": "CustomType"
+        }
+      ],
+      "src_decl_types": []
+    }
+  },
+  "array_data": {
+    "CustomType": {
+      "array_typename": "CustomTypeArray",
+      "hdr_decl_types": [
+        {
+          "name": "custom_type",
+          "cargs": [],
+          "typedef_name": "CustomType"
+        }
+      ],
+      "src_decl_types": []
+    }
+  }
+}

compile

@@ -1,18 +0,0 @@
-#!/bin/bash
-
-CC=clang
-INCLUDE="\
-	-Ialiases \
-	-Icpath/include \
-	-Idstr/include \
-	$(find mem/include/ -type d | xargs -I{} printf "-I{} ") \
-"
-SRC="\
-	cpath/src/*.c \
-	dstr/src/*.c \
-	mem/src/*/*.c \
-"
-CFLAGS="-shared -fPIC -Wall -Werror -pedantic"
-OUT="libwizapp.so"
-
-(set -x ; $CC $CFLAGS $INCLUDE $SRC -o $OUT)

cpath/include/cpath.h

@@ -1,17 +0,0 @@
-#ifndef PATH_UTILS_H
-#define PATH_UTILS_H
-
-#include "aliases.h"
-
-#define NUMPARTS(...)                                                          \
-  (sizeof((const char *[]){"", __VA_ARGS__}) / sizeof(const char *) - 1)
-
-#define cpath_join_path(DST, ...)                                              \
-  join_path(DST, NUMPARTS(__VA_ARGS__), __VA_ARGS__)
-#define cpath_dirname(DST, PATH) dirup(DST, 1, PATH)
-#define cpath_dirup(DST, COUNT, PATH) dirup(DST, COUNT, PATH)
-
-void join_path(char *dst, u64 count, ...);
-void dirup(char *dst, u64 levels, const char *path);
-
-#endif // !PATH_UTILS_H

cpath/src/cpath.c

@@ -1,87 +0,0 @@
-#include "cpath.h"
-#include "aliases.h"
-#include <stdarg.h>
-#include <stdio.h>
-#include <string.h>
-
-#if defined(__unix__) || defined(__APPLE__) || defined(__ANDROID__)
-internal char path_sep = '/';
-#elif defined(_WIN32) || defined(_WIN64)
-internal char path_sep = '\\';
-#endif
-
-void join_root_and_leaf(const char *root, const char *leaf, char *dst);
-
-void join_path(char *dst, u64 count, ...) {
-  va_list args;
-
-  va_start(args, count);
-
-  for (u64 i = 0; i < count; ++i) {
-    join_root_and_leaf(dst, va_arg(args, const char *), dst);
-  }
-
-  va_end(args);
-}
-
-void dirup(char *dst, u64 levels, const char *path) {
-  if (levels < 1) {
-    return;
-  }
-
-  u64 end_index = 0;
-  u64 sep_count = 0;
-
-  u64 full_length;
-  u64 length;
-  length = full_length = strlen(path);
-
-  if (path[length - 1] == path_sep) {
-    --length;
-  }
-
-  for (u64 i = length - 1; i >= 0; --i) {
-    if (path[i] == path_sep) {
-      ++sep_count;
-      end_index = i;
-
-      if (sep_count == levels) {
-        break;
-      }
-    }
-  }
-
-  if (sep_count < levels) {
-    end_index = 0;
-  }
-
-  if (dst == path) {
-    memset(&dst[end_index], 0, full_length - end_index);
-  } else {
-    u64 dst_length = strlen(dst);
-    memset(dst, 0, dst_length);
-    strncpy(dst, path, end_index);
-  }
-}
-
-void join_root_and_leaf(const char *root, const char *leaf, char *dst) {
-  u64 root_length = strlen(root);
-  u64 root_end = root_length - 1;
-
-  u64 leaf_length = strlen(leaf);
-  u64 leaf_start = 0;
-
-  if (root[root_end] == path_sep) {
-    --root_end;
-  }
-
-  if (leaf[leaf_start] == path_sep) {
-    ++leaf_start;
-  }
-
-  memcpy(dst, root, ++root_end);
-
-  dst[root_end] = path_sep;
-
-  memcpy(&(dst[++root_end]), &(leaf[leaf_start]), leaf_length - leaf_start);
-}

dstr/include/dstr.h

@@ -1,22 +0,0 @@
-#ifndef DSTR_H
-#define DSTR_H
-
-#include "aliases.h"
-
-typedef struct dstr String;
-
-String *dstr_with_capacity(u64 capacity);
-String *dstr_from_string(const char *str);
-void dstr_update(String **dst, const char *src);
-void dstr_free(String **str);
-void dstr_concat(String **dst, const char *src);
-void dstr_append(String **dst, char c);
-void dstr_resize(String **str);
-void dstr_clear(String *str);
-void dstr_print(const String *str);
-i64 dstr_find(const String *str, const char *substr);
-u64 dstr_length(const String *str);
-u64 dstr_capacity(const String *str);
-const char *dstr_to_cstr(const String *str);
-
-#endif // !DSTR_H

dstr/src/dstr.c

@@ -1,219 +0,0 @@
-#include "dstr.h"
-#include "aliases.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-// Use this scalar to allocate extra memory in order to avoid having to
-// constantly reallocate
-#define CAPACITY_SCALAR 8
-
-struct dstr {
-  u64 capacity;
-  u64 size;
-  char buf[];
-};
-
-String *dstr_with_capacity(u64 capacity) {
-  String *out = (String *)malloc(sizeof(String) + capacity + 1);
-
-  if (!out) {
-    return NULL;
-  }
-
-  out->capacity = capacity;
-  out->size = 0;
-  memset(out->buf, 0, capacity + 1);
-
-  return out;
-}
-
-String *dstr_from_string(const char *str) {
-  if (!str) {
-    return NULL;
-  }
-
-  u64 length = strlen(str);
-
-  u64 capacity = length * CAPACITY_SCALAR;
-
-  String *out = dstr_with_capacity(capacity);
-
-  if (!out) {
-    return NULL;
-  }
-
-  out->size = length;
-  strncpy(out->buf, str, length);
-
-  return out;
-}
-
-void dstr_update(String **dst, const char *src) {
-  if (!dst || !(*dst)) {
-    return;
-  }
-
-  u64 length = strlen(src);
-
-  String *str = *dst;
-
-  if (length <= str->capacity) {
-    memset(str->buf, 0, str->capacity);
-
-    str->size = length;
-
-    strncpy(str->buf, src, length);
-  } else {
-    u64 capacity = length * CAPACITY_SCALAR;
-
-    String *tmp = (String *)realloc(*dst, sizeof(String) + capacity + 1);
-
-    if (!tmp) {
-      return;
-    }
-
-    tmp->capacity = capacity;
-    tmp->size = length;
-    strncpy(tmp->buf, src, length);
-
-    *dst = tmp;
-  }
-}
-
-void dstr_free(String **str) {
-  if (!str || !(*str)) {
-    return;
-  }
-
-  free(*str);
-  *str = NULL;
-}
-
-void dstr_concat(String **dst, const char *src) {
-  if (!dst || !(*dst)) {
-    return;
-  }
-
-  u64 src_length = strlen(src);
-
-  if (src_length == 0) {
-    return;
-  }
-
-  u64 new_length = (*dst)->size + src_length;
-
-  char str[new_length + 1];
-  memset(str, 0, new_length + 1);
-
-  strncpy(str, (*dst)->buf, (*dst)->size);
-  strncat(str, src, src_length);
-
-  dstr_update(dst, str);
-}
-
-void dstr_append(String **dst, char c) {
-  if (!dst || !(*dst)) {
-    return;
-  }
-
-  u64 new_length = (*dst)->size + 1;
-
-  char str[new_length + 1];
-  memset(str, 0, new_length + 1);
-
-  strncpy(str, (*dst)->buf, (*dst)->size);
-  str[(*dst)->size] = c;
-
-  dstr_update(dst, str);
-}
-
-void dstr_resize(String **str) {
-  if (!str || !(*str)) {
-    return;
-  }
-
-  u64 capacity = (*str)->size;
-
-  String *tmp = (String *)realloc(*str, sizeof(String) + capacity + 1);
-
-  if (!tmp) {
-    return;
-  }
-
-  tmp->capacity = capacity;
-
-  *str = tmp;
-}
-
-void dstr_clear(String *str) {
-  if (!str || str->size == 0) {
-    return;
-  }
-
-  memset(str->buf, 0, str->capacity);
-  str->size = 0;
-}
-
-void dstr_print(const String *str) {
-  if (!str) {
-    return;
-  }
-
-  printf("%s\n", str->buf);
-}
-
-i64 dstr_find(const String *str, const char *substr) {
-  if (!str || !substr) {
-    return -1;
-  }
-
-  u64 substr_length = strlen(substr);
-
-  if (substr_length == 0 || substr_length > str->size) {
-    return -1;
-  }
-
-  char buf[substr_length + 1];
-  memset(buf, 0, substr_length + 1);
-
-  for (u64 i = 0; i < str->size; ++i) {
-    if (i + substr_length >= str->size) {
-      break;
-    }
-
-    for (u64 j = 0; j < substr_length; ++j) {
-      buf[j] = str->buf[i + j];
-    }
-
-    if (strcmp(buf, substr) == 0) {
-      return i;
-    }
-  }
-
-  return -1;
-}
-
-u64 dstr_length(const String *str) {
-  if (!str) {
-    return 0;
-  }
-
-  return str->size;
-}
-
-u64 dstr_capacity(const String *str) {
-  if (!str) {
-    return 0;
-  }
-
-  return str->capacity;
-}
-
-const char *dstr_to_cstr(const String *str) {
-  if (!str) {
-    return "";
-  }
-
-  return str->buf;
-}

mem/include/arena/mem_arena.h

@@ -1,15 +0,0 @@
-#ifndef MEM_ARENA_H
-#define MEM_ARENA_H
-
-#include "aliases.h"
-#include <stdbool.h>
-
-typedef struct growing_arena Arena;
-
-bool mem_arena_init(Arena **arena, u64 base_capacity);
-void *mem_arena_alloc(Arena *arena, u64 size);
-void *mem_arena_alloc_aligned(Arena *arena, u64 size, u64 alignment);
-void mem_arena_clear(Arena *arena);
-void mem_arena_free(Arena **arena);
-
-#endif // !MEM_ARENA_H

mem/include/util/mem_utils.h

@@ -1,8 +0,0 @@
-#ifndef MEM_UTILS_H
-#define MEM_UTILS_H
-
-#include "aliases.h"
-
-void *mem_util_align_forward(void *ptr, u64 alignment);
-
-#endif // !MEM_UTILS_H

mem/src/arena/mem_arena.c

@@ -1,230 +0,0 @@
-#include "mem_arena.h"
-#include "aliases.h"
-#include "mem_utils.h"
-#include <stdbool.h>
-#include <stdlib.h>
-#include <string.h>
-
-#ifndef DEFAULT_ALIGNMENT
-#define DEFAULT_ALIGNMENT (2 * sizeof(void *))
-#endif /* ifndef DEFAULT_ALIGNMENT */
-
-typedef struct base_arena BaseArena;
-struct base_arena {
-  u8 *buf;
-  u8 *offset;
-  u64 capacity;
-  BaseArena *prev;
-  BaseArena *next;
-};
-
-struct growing_arena {
-  BaseArena *active_arena;
-  u64 count;
-  u64 initial_capacity;
-};
-
-internal bool base_arena_init(BaseArena *arena, u64 capacity);
-internal void *base_arena_alloc_aligned(BaseArena *arena, u64 size,
-                                        u64 alignment);
-internal void base_arena_clear(BaseArena *arena);
-internal void base_arena_free(BaseArena *arena);
-
-// PUBLIC API
-
-bool mem_arena_init(Arena **arena, u64 base_capacity) {
-  if (!arena || *arena) {
-    return false;
-  }
-
-  *arena = (Arena *)malloc(sizeof(Arena));
-  Arena *arena_ptr = *arena;
-  if (!arena_ptr) {
-    return false;
-  }
-
-  memset(arena_ptr, 0, sizeof(Arena));
-
-  arena_ptr->active_arena = (BaseArena *)malloc(sizeof(BaseArena));
-  if (!(arena_ptr->active_arena)) {
-    return false;
-  }
-
-  memset(arena_ptr->active_arena, 0, sizeof(BaseArena));
-
-  if (!base_arena_init(arena_ptr->active_arena, base_capacity)) {
-    return false;
-  }
-
-  arena_ptr->count = 1;
-  arena_ptr->initial_capacity = base_capacity;
-
-  return true;
-}
-
-void *mem_arena_alloc(Arena *arena, u64 size) {
-  return mem_arena_alloc_aligned(arena, size, DEFAULT_ALIGNMENT);
-}
-
-void *mem_arena_alloc_aligned(Arena *arena, u64 size, u64 alignment) {
-  if (!arena || !(arena->active_arena)) {
-    return NULL;
-  }
-
-  void *output = base_arena_alloc_aligned(arena->active_arena, size, alignment);
-  if (!output) {
-    if (arena->active_arena->next) {
-      arena->active_arena = arena->active_arena->next;
-    } else {
-      arena->active_arena->next = (BaseArena *)malloc(sizeof(BaseArena));
-      if (!(arena->active_arena->next)) {
-        return NULL;
-      }
-
-      memset(arena->active_arena->next, 0, sizeof(BaseArena));
-
-      if (!base_arena_init(arena->active_arena->next,
-                           arena->initial_capacity)) {
-        free(arena->active_arena->next);
-        return NULL;
-      }
-
-      arena->active_arena->next->prev = arena->active_arena;
-      arena->active_arena = arena->active_arena->next;
-
-      ++(arena->count);
-    }
-
-    output = base_arena_alloc_aligned(arena->active_arena, size, alignment);
-    if (!output) {
-      return NULL;
-    }
-  }
-
-  memset(output, 0, size);
-
-  return output;
-}
-
-void mem_arena_clear(Arena *arena) {
-  if (!arena) {
-    return;
-  }
-
-  BaseArena *new_active = NULL;
-  while (arena->active_arena) {
-    base_arena_clear(arena->active_arena);
-
-    arena->active_arena = arena->active_arena->prev;
-
-    if (arena->active_arena) {
-      new_active = arena->active_arena;
-    }
-  }
-
-  arena->active_arena = new_active;
-}
-
-void mem_arena_free(Arena **arena) {
-  if (!arena) {
-    return;
-  }
-
-  Arena *arena_ptr = *arena;
-
-  BaseArena *current;
-  BaseArena *next;
-  BaseArena *prev;
-
-  current = arena_ptr->active_arena->next;
-  while (current) {
-    next = current->next;
-
-    base_arena_free(current);
-    free(current);
-
-    current = next;
-  }
-
-  current = arena_ptr->active_arena->prev;
-  while (current) {
-    prev = current->prev;
-
-    base_arena_free(current);
-    free(current);
-
-    current = prev;
-  }
-
-  base_arena_free(arena_ptr->active_arena);
-
-  free(arena_ptr->active_arena);
-  arena_ptr->active_arena = NULL;
-
-  arena_ptr->count = 0;
-  arena_ptr->initial_capacity = 0;
-
-  free(*arena);
-  *arena = NULL;
-}
-
-// INTERNAL FUNCTIONS
-
-internal bool base_arena_init(BaseArena *arena, u64 capacity) {
-  if (!arena || arena->buf) {
-    return false;
-  }
-
-  u64 alloc_size = sizeof(u8) * capacity;
-
-  arena->buf = (u8 *)malloc(alloc_size);
-  if (!(arena->buf)) {
-    return false;
-  }
-
-  memset(arena->buf, 0, alloc_size);
-  arena->capacity = capacity;
-  arena->offset = arena->buf;
-  arena->prev = arena->next = NULL;
-
-  return true;
-}
-
-internal void *base_arena_alloc_aligned(BaseArena *arena, u64 size,
-                                        u64 alignment) {
-  if (!arena) {
-    return NULL;
-  }
-
-  u8 *output = mem_util_align_forward((void *)(arena->offset), alignment);
-  if (output + size >= arena->buf + arena->capacity) {
-    return NULL;
-  }
-
-  arena->offset += size;
-
-  return (void *)output;
-}
-
-internal void base_arena_clear(BaseArena *arena) {
-  if (!arena) {
-    return;
-  }
-
-  memset(arena->buf, 0, arena->offset - arena->buf);
-  arena->offset = arena->buf;
-}
-
-internal void base_arena_free(BaseArena *arena) {
-  if (!arena) {
-    return;
-  }
-
-  if (arena->buf) {
-    free(arena->buf);
-  }
-
-  arena->buf = arena->offset = NULL;
-  arena->capacity = 0;
-  arena->prev = arena->next = NULL;
-}

mem/src/util/mem_utils.c

@@ -1,28 +0,0 @@
-#include "mem_utils.h"
-#include "aliases.h"
-#include <assert.h>
-#include <stdbool.h>
-#include <stdlib.h>
-
-internal bool is_power_of_two(u64 num) { return (num & (num - 1)) == 0; }
-
-void *mem_util_align_forward(void *ptr, u64 alignment) {
-  if (!ptr) {
-    return NULL;
-  }
-
-  assert(is_power_of_two(alignment));
-
-  uptr p = (uptr)ptr;
-  uptr align = (uptr)alignment;
-
-  // Similar to p % align, but it's a faster implementation that works fine
-  // because align is guaranteed to be a power of 2
-  uptr modulo = p & (align - 1);
-
-  if (modulo != 0) {
-    p += align - modulo;
-  }
-
-  return (void *)p;
-}

scripts/header_install.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+SCRIPT_DIR="$(dirname $0)"
+LIB_SRC="$1"
+INSTALL_PREFIX="$2"
+shift 2
+INCLUDES="$@"
+
+mkdir -p "$INSTALL_PREFIX"
+
+BASE_INCLUDE_DIR="$(dirname "$LIB_SRC")"
+find $BASE_INCLUDE_DIR -maxdepth 1 -type f -name "*.h" -exec cp -v {} "$INSTALL_PREFIX" \;
+
+cd "$SCRIPT_DIR/../src"
+for INCLUDE in $INCLUDES; do
+  for f in $(find "$INCLUDE" -type f -name "*.h"); do
+    DST="$INSTALL_PREFIX/$(dirname $f)"
+    mkdir -p "$DST"
+    cp -v "$f" "$DST"
+  done
+done

src/common/aliases/aliases.h

@@ -0,0 +1,67 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef ALIASES_H
+#define ALIASES_H
+
+#include "../platform/platform.h"
+#include <stdint.h>
+
+#if WAPP_PLATFORM_C_VERSION >= WAPP_PLATFORM_C11_VERSION && !defined(WAPP_PLATFORM_APPLE)
+  #include <uchar.h>
+
+  #if WAPP_PLATFORM_C_VERSION >= WAPP_PLATFORM_C23_VERSION
+    #define c8 char8_t
+  #else
+    #define c8 uint8_t
+  #endif // !WAPP_PLATFORM_C23_VERSION
+
+  #define c16 char16_t
+  #define c32 char32_t
+#else
+  #define c8 uint8_t
+  #define c16 uint16_t
+  #define c32 uint32_t
+#endif // !WAPP_PLATFORM_C11_VERSION
+
+#define u8 uint8_t
+#define u16 uint16_t
+#define u32 uint32_t
+#define u64 uint64_t
+
+#define b32 uint32_t
+
+#ifndef WAPP_PLATFORM_CPP
+
+#ifndef false
+#define false (b32)0
+#endif // !false
+
+#ifndef true
+#define true (b32)1
+#endif // !true
+
+#endif // !WAPP_PLATFORM_CPP
+
+#define i8 int8_t
+#define i16 int16_t
+#define i32 int32_t
+#define i64 int64_t
+
+#define f32 float
+#define f64 double
+#define f128 long double
+
+#define uptr uintptr_t
+#define iptr intptr_t
+
+#define external extern
+#define internal static
+#define persistent static
+
+#ifdef WAPP_PLATFORM_CPP
+#define class_mem static
+#define BEGIN_C_LINKAGE extern "C" {
+#define END_C_LINKAGE }
+#endif // WAPP_PLATFORM_CPP
+
+#endif // !ALIASES_H

src/common/assert/assert.h

@@ -0,0 +1,41 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WAPP_ASSERT_H
+#define WAPP_ASSERT_H
+
+#include "../aliases/aliases.h"
+#include "../platform/platform.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <inttypes.h>
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#define wapp_static_assert(EXPR, MSG) extern char ASSERTION_FAILED[EXPR ? 1 : -1]
+#define wapp_runtime_assert(EXPR, MSG) __wapp_runtime_assert(EXPR, MSG)
+
+#ifdef WAPP_DEBUG_ASSERT
+  #define wapp_debug_assert(EXPR, MSG) wapp_runtime_assert(EXPR, MSG)
+#else
+  #define wapp_debug_assert(EXPR, MSG)
+#endif
+
+#define __wapp_runtime_assert(EXPR, MSG) do {                                         \
+  if (!(EXPR)) {                                                                      \
+    fprintf(                                                                          \
+      stderr,                                                                         \
+      "%s:%d (In function `%s`): Assertion failed (%" PRIu32 ")\nDiagnostic: %s\n\n", \
+      __FILE__, __LINE__, __func__,                                                   \
+      EXPR, MSG                                                                       \
+    );                                                                                \
+    abort();                                                                          \
+  }                                                                                   \
+} while(false)
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !WAPP_ASSERT_H

src/common/misc/misc_utils.h

@@ -0,0 +1,56 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MISC_UTILS_H
+#define MISC_UTILS_H
+
+#include "../aliases/aliases.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#define KB(SIZE) (SIZE * 1024ull)
+#define MB(SIZE) (KB(SIZE) * 1024)
+#define GB(SIZE) (MB(SIZE) * 1024)
+#define TB(SIZE) (GB(SIZE) * 1024)
+
+#define wapp_misc_utils_padding_size(SIZE) u8 reserved_padding[sizeof(void *) - ((SIZE) % sizeof(void *))]
+
+#define U64_RSHIFT_OR_1(X)  (((u64)X) | (((u64)X) >> 1))
+#define U64_RSHIFT_OR_2(X)  (((u64)X) | (((u64)X) >> 2))
+#define U64_RSHIFT_OR_4(X)  (((u64)X) | (((u64)X) >> 4))
+#define U64_RSHIFT_OR_8(X)  (((u64)X) | (((u64)X) >> 8))
+#define U64_RSHIFT_OR_16(X) (((u64)X) | (((u64)X) >> 16))
+#define U64_RSHIFT_OR_32(X) (((u64)X) | (((u64)X) >> 32))
+#define wapp_misc_utils_u64_round_up_pow2(X) ( \
+  ( \
+    U64_RSHIFT_OR_32( \
+      U64_RSHIFT_OR_16( \
+        U64_RSHIFT_OR_8( \
+          U64_RSHIFT_OR_4( \
+            U64_RSHIFT_OR_2( \
+              U64_RSHIFT_OR_1(X - 1) \
+            ) \
+          ) \
+        ) \
+      ) \
+    ) \
+  ) + 1 \
+)
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_misc_utils_va_args_count(T, ...) va_args_count<T>(__VA_ARGS__)
+#else
+#define wapp_misc_utils_va_args_count(T, ...) (sizeof((T[]){__VA_ARGS__})/sizeof(T))
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+
+template <typename T, typename... Args>
+constexpr u64 va_args_count(Args&&...) {
+    return sizeof...(Args);
+}
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MISC_UTILS_H

src/common/platform/platform.h

@@ -0,0 +1,114 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef PLATFORM_H
+#define PLATFORM_H
+
+#if defined(__ANDROID__)
+  #define WAPP_PLATFORM_ANDROID
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__FreeBSD__)
+  #define WAPP_PLATFORM_FREE_BSD
+  #define WAPP_PLATFORM_BSD
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__NetBSD__)
+  #define WAPP_PLATFORM_NET_BSD
+  #define WAPP_PLATFORM_BSD
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__OpenBSD__)
+  #define WAPP_PLATFORM_OPEN_BSD
+  #define WAPP_PLATFORM_BSD
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__DragonFly__)
+  #define WAPP_PLATFORM_DRAGON_FLY
+  #define WAPP_PLATFORM_BSD
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__bsdi__)
+  #define WAPP_PLATFORM_BSD
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__linux__) || defined(linux) || defined(__linux) || defined(__gnu_linux__)
+  #define WAPP_PLATFORM_LINUX
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__GNU__) || defined(__gnu_hurd__)
+  #define WAPP_PLATFORM_GNU
+  #define WAPP_PLATFORM_POSIX
+#elif defined(__APPLE__) || defined(__MACH__)
+  #include <TargetConditionals.h>
+  #if TARGET_OS_IPHONE
+    #define WAPP_PLATFORM_IOS
+    #define WAPP_PLATFORM_APPLE
+    #define WAPP_PLATFORM_POSIX
+  #elif TARGET_OS_MAC
+    #define WAPP_PLATFORM_MACOS
+    #define WAPP_PLATFORM_APPLE
+    #define WAPP_PLATFORM_POSIX
+  #else
+    #error "Unrecognised Apple platform"
+  #endif
+#elif defined(_WIN64)
+  #define WAPP_PLATFORM_WINDOWS64
+  #define WAPP_PLATFORM_WINDOWS
+#elif defined(_WIN32)
+  #define WAPP_PLATFORM_WINDOWS32
+  #define WAPP_PLATFORM_WINDOWS
+#elif defined(__CYGWIN__)
+  #define WAPP_PLATFORM_CYGWIN
+  #define WAPP_PLATFORM_WINDOWS
+#elif defined(__unix__) || defined(__unix)
+  #define WAPP_PLATFORM_UNIX
+  #define WAPP_PLATFORM_POSIX
+#else
+  #error "Unrecognised platform"
+#endif
+
+#ifdef __cplusplus
+  #define WAPP_PLATFORM_CPP
+  #define WAPP_PLATFORM_CPP_VERSION __cplusplus
+  #define WAPP_PLATFORM_CPP98_VERSION 199711L
+  #define WAPP_PLATFORM_CPP11_VERSION 201103L
+  #define WAPP_PLATFORM_CPP14_VERSION 201402L
+  #define WAPP_PLATFORM_CPP17_VERSION 201703L
+  #define WAPP_PLATFORM_CPP20_VERSION 202002L
+  #define WAPP_PLATFORM_CPP23_VERSION 202302L
+
+  #if WAPP_PLATFORM_CPP_VERSION == WAPP_PLATFORM_CPP98_VERSION
+    #define WAPP_PLATFORM_CPP98
+  #elif WAPP_PLATFORM_CPP_VERSION == WAPP_PLATFORM_CPP11_VERSION
+    #define WAPP_PLATFORM_CPP11
+  #elif WAPP_PLATFORM_CPP_VERSION == WAPP_PLATFORM_CPP14_VERSION
+    #define WAPP_PLATFORM_CPP14
+  #elif WAPP_PLATFORM_CPP_VERSION == WAPP_PLATFORM_CPP17_VERSION
+    #define WAPP_PLATFORM_CPP17
+  #elif WAPP_PLATFORM_CPP_VERSION == WAPP_PLATFORM_CPP20_VERSION
+    #define WAPP_PLATFORM_CPP20
+  #elif WAPP_PLATFORM_CPP_VERSION == WAPP_PLATFORM_CPP23_VERSION
+    #define WAPP_PLATFORM_CPP23
+  #else
+    #error "Unrecognised C++ version"
+  #endif
+#else
+  #define WAPP_PLATFORM_C
+
+  #if defined(__STDC_VERSION__)
+    #define WAPP_PLATFORM_C_VERSION __STDC_VERSION__
+    #define WAPP_PLATFORM_C99_VERSION 199901L
+    #define WAPP_PLATFORM_C11_VERSION 201112L
+    #define WAPP_PLATFORM_C17_VERSION 201710L
+    #define WAPP_PLATFORM_C23_VERSION 202311L
+
+    #if WAPP_PLATFORM_C_VERSION == WAPP_PLATFORM_C99_VERSION
+      #define WAPP_PLATFORM_C99
+    #elif WAPP_PLATFORM_C_VERSION == WAPP_PLATFORM_C11_VERSION
+      #define WAPP_PLATFORM_C11
+    #elif WAPP_PLATFORM_C_VERSION == WAPP_PLATFORM_C17_VERSION
+      #define WAPP_PLATFORM_C17
+    #elif WAPP_PLATFORM_C_VERSION == WAPP_PLATFORM_C23_VERSION
+      #define WAPP_PLATFORM_C23
+    #else
+      #error "Unrecognised C version"
+    #endif
+  #else
+    #define WAPP_PLATFORM_C89
+  #endif
+#endif // !__cplusplus
+
+#endif // !PLATFORM_H

src/common/wapp_common.h

@@ -0,0 +1,11 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WAPP_COMMON_H
+#define WAPP_COMMON_H
+
+#include "aliases/aliases.h"
+#include "assert/assert.h"
+#include "misc/misc_utils.h"
+#include "platform/platform.h"
+
+#endif // !WAPP_COMMON_H

src/core/file/file.c

@@ -0,0 +1,103 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "file.h"
+#include "../os/cpath/cpath.h"
+#include "../../common/assert/assert.h"
+#include "../../common/aliases/aliases.h"
+#include "../../primitives/array/array.h"
+#include "../../primitives/strings/str8/str8.h"
+#include <stdio.h>
+
+File *wapp_file_open(Str8RO *filepath, FileAccessMode mode) {
+  persistent const char *modes[FILE_ACCESS_MODE_COUNT] = {
+    [WAPP_FA_MODE_R]      = "r",
+    [WAPP_FA_MODE_W]      = "w",
+    [WAPP_FA_MODE_A]      = "a",
+    [WAPP_FA_MODE_R_EX]   = "r+",
+    [WAPP_FA_MODE_W_EX]   = "w+",
+    [WAPP_FA_MODE_A_EX]   = "a+",
+    [WAPP_FA_MODE_RB]     = "rb",
+    [WAPP_FA_MODE_WB]     = "wb",
+    [WAPP_FA_MODE_AB]     = "ab",
+    [WAPP_FA_MODE_RB_EX]  = "rb+",
+    [WAPP_FA_MODE_WB_EX]  = "wb+",
+    [WAPP_FA_MODE_AB_EX]  = "ab+",
+    [WAPP_FA_MODE_WX]     = "wx",
+    [WAPP_FA_MODE_WX_EX]  = "wx+",
+    [WAPP_FA_MODE_WBX]    = "wbx",
+    [WAPP_FA_MODE_WBX_EX] = "wbx+",
+  };
+  persistent c8 tmp[WAPP_PATH_MAX] = {0};
+  wapp_debug_assert(filepath->size < WAPP_PATH_MAX, "`filepath` exceeds max path limit.");
+
+  memset(tmp, 0, WAPP_PATH_MAX);
+  memcpy(tmp, filepath->buf, filepath->size);
+
+  return fopen((const char *)tmp, modes[mode]);
+}
+
+u64 wapp_file_get_current_position(File *file) {
+  wapp_debug_assert(file != NULL, "`file` should not be NULL.");
+  return (u64)ftell(file);
+}
+
+i32 wapp_file_seek(File *file, u64 offset, FileSeekOrigin origin) {
+  wapp_debug_assert(file != NULL, "`file` should not be NULL.");
+  return fseek(file, offset, origin);
+}
+
+u64 wapp_file_get_length(File *file) {
+  wapp_debug_assert(file != NULL, "`file` should not be NULL.");
+
+  u64 current = wapp_file_get_current_position(file);
+
+  wapp_file_seek(file, 0, WAPP_SEEK_END);
+
+  u64 output = ftell(file);
+
+  // Restore position
+  wapp_file_seek(file, current, WAPP_SEEK_START);
+
+  return output;
+}
+
+u64 wapp_file_read(GenericArray *dst, File *file, u64 item_count) {
+  wapp_debug_assert(dst != NULL && dst->items != NULL && file != NULL,
+                    "`dst`, `dst->items` and `file` should not be NULL.");
+
+  u64 file_length       = wapp_file_get_length(file);
+  u64 dst_byte_capacity = dst->item_size * dst->capacity;
+  u64 req_byte_count    = item_count * dst->item_size;
+  u64 copy_byte_count   = 0;
+
+  if (req_byte_count <= file_length && req_byte_count <= dst_byte_capacity) {
+    copy_byte_count = req_byte_count;
+  } else {
+    copy_byte_count = file_length <= dst_byte_capacity ? file_length : dst_byte_capacity;
+  }
+
+  dst->count = fread(dst->items, sizeof(u8), copy_byte_count, file) / dst->item_size;
+
+  return dst->count;
+}
+
+u64 wapp_file_write(const GenericArray *src, File *file, u64 item_count) {
+  wapp_debug_assert(src != NULL && src->items != NULL && file != NULL,
+                    "`src`, `src->items` and `file` should not be NULL.");
+
+  u64 src_byte_count = src->count * src->item_size;
+  u64 req_byte_count = item_count * src->item_size;
+  u64 to_copy        = req_byte_count <= src_byte_count ? req_byte_count : src_byte_count;
+
+  return fwrite(src->items, sizeof(u8), to_copy, file);
+}
+
+i32 wapp_file_flush(File *file) {
+  wapp_debug_assert(file != NULL, "`file` should not be NULL.");
+  return fflush(file);
+}
+
+i32 wapp_file_close(File *file) {
+  wapp_debug_assert(file != NULL, "`file` should not be NULL.");
+  return fclose(file);
+}

src/core/file/file.h

@@ -0,0 +1,72 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef FILE_H
+#define FILE_H
+
+#include "../../common/aliases/aliases.h"
+#include "../../primitives/array/array.h"
+#include "../../primitives/strings/str8/str8.h"
+#include <stdio.h>
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_file_item_to_array(ITEM) (GenericArray{&(ITEM), 1, 1, sizeof(ITEM)})
+#define wapp_file_array_to_item(TYPE, ARRAY) (sizeof(TYPE) == (ARRAY).item_size && (ARRAY).count == 1 ? \
+                                              *((TYPE *)((ARRAY).items)) :                              \
+                                              TYPE{})
+#else
+#define wapp_file_item_to_array(ITEM) ((GenericArray){.items     = &(ITEM),       \
+                                                      .count     = 1,             \
+                                                      .capacity  = 1,             \
+                                                      .item_size = sizeof(ITEM)})
+#define wapp_file_array_to_item(TYPE, ARRAY) (sizeof(TYPE) == (ARRAY).item_size && (ARRAY).count == 1 ? \
+                                              *((TYPE *)((ARRAY).items)) :                              \
+                                              (TYPE){0})
+#endif // !WAPP_PLATFORM_CPP
+
+typedef FILE File;
+
+typedef enum {
+  WAPP_FA_MODE_R,      // Equivalent to r
+  WAPP_FA_MODE_W,      // Equivalent to w
+  WAPP_FA_MODE_A,      // Equivalent to a
+  WAPP_FA_MODE_R_EX,   // Equivalent to r+
+  WAPP_FA_MODE_W_EX,   // Equivalent to w+
+  WAPP_FA_MODE_A_EX,   // Equivalent to a+
+  WAPP_FA_MODE_RB,     // Equivalent to rb
+  WAPP_FA_MODE_WB,     // Equivalent to wb
+  WAPP_FA_MODE_AB,     // Equivalent to ab
+  WAPP_FA_MODE_RB_EX,  // Equivalent to rb+
+  WAPP_FA_MODE_WB_EX,  // Equivalent to wb+
+  WAPP_FA_MODE_AB_EX,  // Equivalent to ab+
+  WAPP_FA_MODE_WX,     // Equivalent to wx
+  WAPP_FA_MODE_WX_EX,  // Equivalent to wx+
+  WAPP_FA_MODE_WBX,    // Equivalent to wbx
+  WAPP_FA_MODE_WBX_EX, // Equivalent to wbx+
+
+  FILE_ACCESS_MODE_COUNT,
+} FileAccessMode;
+
+typedef enum {
+  WAPP_SEEK_START   = SEEK_SET,
+  WAPP_SEEK_CURRENT = SEEK_CUR,
+  WAPP_SEEK_END     = SEEK_END,
+} FileSeekOrigin;
+
+File *wapp_file_open(Str8RO *filename, FileAccessMode mode);
+u64   wapp_file_get_current_position(File *file);
+i32   wapp_file_seek(File *file, u64 offset, FileSeekOrigin origin);
+u64   wapp_file_get_length(File *file);
+u64   wapp_file_read(GenericArray *dst, File *file, u64 item_count);
+u64   wapp_file_write(const GenericArray *src, File *file, u64 item_count);
+i32   wapp_file_flush(File *file);
+i32   wapp_file_close(File *file);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !FILE_H

src/core/mem/arena/mem_arena.c

@@ -0,0 +1,146 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "mem_arena.h"
+#include "../utils/mem_utils.h"
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/assert/assert.h"
+#include "../../../common/misc/misc_utils.h"
+#include "../../os/mem/mem_os.h"
+#include <stdlib.h>
+#include <string.h>
+
+#ifndef DEFAULT_ALIGNMENT
+// Why 2 * sizeof(void *) instead of sizeof(void *)
+// https://handmade.network/forums/t/6860-alignment_arena_allocator
+#define DEFAULT_ALIGNMENT (2 * sizeof(void *))
+#endif /* ifndef DEFAULT_ALIGNMENT */
+
+#define ARENA_MINIMUM_CAPACITY KB(16) // Allocate minimum of 4 pages
+
+struct arena {
+  u8 *buf;
+  u8 *offset;
+  u64 capacity;
+  b32 committed;
+
+#ifdef WAPP_PLATFORM_WINDOWS
+  wapp_misc_utils_padding_size(sizeof(u8 *) * 2 + sizeof(u64) + sizeof(b32));
+#endif // ifdef WAPP_PLATFORM_WINDOWS
+};
+
+b32 wapp_mem_arena_init_custom(Arena **arena, u64 base_capacity, MemAllocFlags flags, b32 zero_buffer) {
+  if (!arena || *arena || base_capacity == 0) {
+    return false;
+  }
+
+  *arena = (Arena *)calloc(1, sizeof(Arena));
+  Arena *arena_ptr = *arena;
+  if (!arena_ptr) {
+    return false;
+  }
+
+  u64 arena_capacity = wapp_misc_utils_u64_round_up_pow2(
+      base_capacity >= ARENA_MINIMUM_CAPACITY ?
+      base_capacity :
+      ARENA_MINIMUM_CAPACITY
+  );
+
+  arena_ptr->buf = (u8 *)wapp_mem_util_alloc(NULL, arena_capacity, WAPP_MEM_ACCESS_READ_WRITE, flags,
+                                             zero_buffer ? WAPP_MEM_INIT_INITIALISED : WAPP_MEM_INIT_UNINITIALISED);
+
+  if (!(arena_ptr->buf)) {
+    wapp_mem_arena_destroy(arena);
+    return false;
+  }
+
+  arena_ptr->capacity  = arena_capacity;
+  arena_ptr->offset    = arena_ptr->buf;
+  arena_ptr->committed = (flags & WAPP_MEM_ALLOC_COMMIT) == WAPP_MEM_ALLOC_COMMIT;
+
+  return true;
+}
+
+void *wapp_mem_arena_alloc(Arena *arena, u64 size) {
+  return wapp_mem_arena_alloc_aligned(arena, size, DEFAULT_ALIGNMENT);
+}
+
+void *wapp_mem_arena_alloc_aligned(Arena *arena, u64 size, u64 alignment) {
+  wapp_debug_assert(arena != NULL, "`arena` should not be NULL");
+
+  u8 *alloc_start = arena->offset;
+
+  u8 *output = wapp_mem_util_align_forward((void *)alloc_start, alignment);
+  if (output + size >= arena->buf + arena->capacity) {
+    return NULL;
+  }
+
+  arena->offset = output + size;
+
+#ifdef WAPP_PLATFORM_WINDOWS
+  if (!(arena->committed)) {
+    wapp_mem_util_alloc(alloc_start, (uptr)(arena->offset) - (uptr)(alloc_start),
+                        WAPP_MEM_ACCESS_READ_WRITE, WAPP_MEM_ALLOC_COMMIT,
+                        WAPP_MEM_INIT_UNINITIALISED);
+  }
+#endif // ifdef WAPP_PLATFORM_WINDOWS
+
+  memset(output, 0, size);
+
+  return (void *)output;
+}
+
+void *wapp_mem_arena_realloc(Arena *arena, void *ptr, u64 old_size, u64 new_size) {
+  if ((u8*)ptr < arena->buf || (u8*)ptr > arena->offset ||
+      arena->offset + new_size >= arena->buf + arena->capacity) {
+    return NULL;
+  }
+
+  void *new_ptr = wapp_mem_arena_alloc(arena, new_size);
+  if (!new_ptr) {
+    return NULL;
+  }
+
+  u64 copy_size = new_size <= old_size ? new_size : old_size;
+  memcpy(new_ptr, ptr, copy_size);
+
+  return new_ptr;
+}
+
+void *wapp_mem_arena_realloc_aligned(Arena *arena, void *ptr, u64 old_size, u64 new_size, u64 alignment) {
+  if ((u8*)ptr < arena->buf || (u8*)ptr > arena->offset ||
+      arena->offset + new_size >= arena->buf + arena->capacity) {
+    return NULL;
+  }
+
+  void *new_ptr = wapp_mem_arena_alloc_aligned(arena, new_size, alignment);
+  if (!new_ptr) {
+    return NULL;
+  }
+
+  u64 copy_size = new_size <= old_size ? new_size : old_size;
+  memcpy(new_ptr, ptr, copy_size);
+
+  return new_ptr;
+}
+
+void wapp_mem_arena_clear(Arena *arena) {
+  wapp_debug_assert(arena != NULL, "`arena` should not be NULL");
+
+  memset(arena->buf, 0, arena->offset - arena->buf);
+  arena->offset = arena->buf;
+}
+
+void wapp_mem_arena_destroy(Arena **arena) {
+  wapp_debug_assert(arena != NULL && (*arena) != NULL, "`arena` double pointer is not valid");
+
+  Arena *arena_ptr = *arena;
+  if (arena_ptr->buf) {
+    wapp_mem_util_free(arena_ptr->buf, arena_ptr->capacity);
+  }
+
+  arena_ptr->buf = arena_ptr->offset = NULL;
+  arena_ptr->capacity = 0;
+
+  free(*arena);
+  *arena = NULL;
+}

src/core/mem/arena/mem_arena.h

@@ -0,0 +1,42 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_ARENA_H
+#define MEM_ARENA_H
+
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/platform/platform.h"
+#include "../../os/mem/mem_os.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+typedef struct arena Arena;
+
+#define wapp_mem_arena_init(arena_dptr, base_capacity)                         \
+  (wapp_mem_arena_init_custom(arena_dptr, base_capacity, WAPP_MEM_ALLOC_RESERVE, false))
+#define wapp_mem_arena_init_commit(arena_dptr, base_capacity)                  \
+  (wapp_mem_arena_init_custom(arena_dptr, base_capacity, WAPP_MEM_ALLOC_RESERVE | WAPP_MEM_ALLOC_COMMIT, false))
+#define wapp_mem_arena_init_zero(arena_dptr, base_capacity)                    \
+  (wapp_mem_arena_init_custom(arena_dptr, base_capacity, WAPP_MEM_ALLOC_RESERVE, true))
+#define wapp_mem_arena_init_commit_and_zero(arena_dptr, base_capacity)         \
+  (wapp_mem_arena_init_custom(arena_dptr, base_capacity, WAPP_MEM_ALLOC_RESERVE | WAPP_MEM_ALLOC_COMMIT, true))
+
+/**
+ * Arena initialisation function. `wapp_mem_arena_init_custom` provides the most
+ * control over how the Arena is initialised. Wrapper macros are provided for
+ * easier use.
+ */
+b32  wapp_mem_arena_init_custom(Arena **arena, u64 base_capacity, MemAllocFlags flags, b32 zero_buffer);
+void *wapp_mem_arena_alloc(Arena *arena, u64 size);
+void *wapp_mem_arena_alloc_aligned(Arena *arena, u64 size, u64 alignment);
+void *wapp_mem_arena_realloc(Arena *arena, void *ptr, u64 old_size, u64 new_size);
+void *wapp_mem_arena_realloc_aligned(Arena *arena, void *ptr, u64 old_size, u64 new_size, u64 alignment);
+void wapp_mem_arena_clear(Arena *arena);
+void wapp_mem_arena_destroy(Arena **arena);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_ARENA_H

src/core/mem/arena/mem_arena_allocator.c

@@ -0,0 +1,59 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "mem_arena_allocator.h"
+#include "mem_arena.h"
+#include "../../../common/aliases/aliases.h"
+#include "../../os/mem/mem_os.h"
+
+internal inline void *mem_arena_alloc(u64 size, void *alloc_obj);
+internal inline void *mem_arena_alloc_aligned(u64 size, u64 alignment, void *alloc_obj);
+internal inline void *mem_arena_realloc(void *ptr, u64 old_size, u64 new_size, void *alloc_obj);
+internal inline void *mem_arena_realloc_aligned(void *ptr, u64 old_size, u64 new_size, u64 alignment,
+                                                void *alloc_obj);
+
+
+Allocator wapp_mem_arena_allocator_init_custom(u64 base_capacity, MemAllocFlags flags, b32 zero_buffer) {
+  Allocator allocator = {0};
+  b32 initialised = wapp_mem_arena_init_custom((Arena **)(&allocator.obj), base_capacity, flags, zero_buffer);
+  if (!initialised) {
+    return allocator;
+  }
+
+  allocator.alloc           = mem_arena_alloc;
+  allocator.alloc_aligned   = mem_arena_alloc_aligned;
+  allocator.realloc         = mem_arena_realloc;
+  allocator.realloc_aligned = mem_arena_realloc_aligned;
+
+  return allocator;
+}
+
+void wapp_mem_arena_allocator_clear(Allocator *allocator) {
+  wapp_mem_arena_clear((Arena *)(allocator->obj));
+}
+
+void wapp_mem_arena_allocator_destroy(Allocator *allocator) {
+  wapp_mem_arena_destroy((Arena **)(&(allocator->obj)));
+  *allocator = (Allocator){0};
+}
+
+
+internal inline void *mem_arena_alloc(u64 size, void *alloc_obj) {
+  Arena *arena = (Arena *)alloc_obj;
+  return wapp_mem_arena_alloc(arena, size);
+}
+
+internal inline void *mem_arena_alloc_aligned(u64 size, u64 alignment, void *alloc_obj) {
+  Arena *arena = (Arena *)alloc_obj;
+  return wapp_mem_arena_alloc_aligned(arena, size, alignment);
+}
+
+internal inline void *mem_arena_realloc(void *ptr, u64 old_size, u64 new_size, void *alloc_obj) {
+  Arena *arena = (Arena *)alloc_obj;
+  return wapp_mem_arena_realloc(arena, ptr, old_size, new_size);
+}
+
+internal inline void *mem_arena_realloc_aligned(void *ptr, u64 old_size, u64 new_size, u64 alignment,
+                                                void *alloc_obj) {
+  Arena *arena = (Arena *)alloc_obj;
+  return wapp_mem_arena_realloc_aligned(arena, ptr, old_size, new_size, alignment);
+}

src/core/mem/arena/mem_arena_allocator.h

@@ -0,0 +1,43 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_ARENA_ALLOCATOR_H
+#define MEM_ARENA_ALLOCATOR_H
+
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/platform/platform.h"
+#include "../../../primitives/mem_allocator/mem_allocator.h"
+#include "../../os/mem/mem_os.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#define wapp_mem_arena_allocator_init(base_capacity)                           \
+  (wapp_mem_arena_allocator_init_custom(base_capacity, WAPP_MEM_ALLOC_RESERVE, false))
+#define wapp_mem_arena_allocator_init_commit(base_capacity)                    \
+  (wapp_mem_arena_allocator_init_custom(base_capacity, WAPP_MEM_ALLOC_RESERVE | WAPP_MEM_ALLOC_COMMIT, false))
+#define wapp_mem_arena_allocator_init_zero(base_capacity)                      \
+  (wapp_mem_arena_allocator_init_custom(base_capacity, WAPP_MEM_ALLOC_RESERVE, true))
+#define wapp_mem_arena_allocator_init_commit_and_zero(base_capacity)           \
+  (wapp_mem_arena_allocator_init_custom(base_capacity, WAPP_MEM_ALLOC_RESERVE | WAPP_MEM_ALLOC_COMMIT, true))
+
+/**
+ * Wraps an Arena in an Allocator object. It attempts to initialise the Arena
+ * and, if successful, defines the operations supported by it to be used by the
+ * Allocator.
+ *
+ * An Arena allocator only supports normal allocation and aligned allocation.
+ * Reallocation, aligned reallocation and freeing aren't implemented.
+ *
+ * The `wapp_mem_arena_allocator_init_custom` provides the most control over how
+ * the Arena is initialised. Wrapper macros are provided for easier use.
+ */
+Allocator wapp_mem_arena_allocator_init_custom(u64 base_capacity, MemAllocFlags flags, b32 zero_buffer);
+void wapp_mem_arena_allocator_clear(Allocator *allocator);
+void wapp_mem_arena_allocator_destroy(Allocator *allocator);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_ARENA_ALLOCATOR_H

src/core/mem/utils/mem_utils.c

@@ -0,0 +1,26 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "mem_utils.h"
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/assert/assert.h"
+#include <stddef.h>
+
+internal b32 is_power_of_two(u64 num) { return (num & (num - 1)) == 0; }
+
+void *wapp_mem_util_align_forward(void *ptr, u64 alignment) {
+  wapp_debug_assert(ptr != NULL, "`ptr` should not be NULL");
+  wapp_runtime_assert(is_power_of_two(alignment), "`alignment` value is not a power of two");
+
+  uptr p = (uptr)ptr;
+  uptr align = (uptr)alignment;
+
+  // Similar to p % align, but it's a faster implementation that works fine
+  // because align is guaranteed to be a power of 2
+  uptr modulo = p & (align - 1);
+
+  if (modulo != 0) {
+    p += align - modulo;
+  }
+
+  return (void *)p;
+}

src/core/mem/utils/mem_utils.h

@@ -0,0 +1,19 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_UTILS_H
+#define MEM_UTILS_H
+
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+void *wapp_mem_util_align_forward(void *ptr, u64 alignment);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_UTILS_H

src/core/os/cpath/cpath.c

@@ -0,0 +1,135 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "cpath.h"
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/misc/misc_utils.h"
+#include "../../mem/arena/mem_arena_allocator.h"
+#include "../../../primitives/dbl_list/dbl_list.h"
+#include "../../../primitives/mem_allocator/mem_allocator.h"
+#include "../../../primitives/strings/str8/str8.h"
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+
+u32 wapp_cpath_join_path(Str8 *dst, const Str8List *parts) {
+  if (!dst || !parts) {
+    return CPATH_JOIN_INVALID_ARGS;
+  }
+
+  if (parts->node_count == 0) {
+    return CPATH_JOIN_EMPTY_PARTS;
+  }
+
+  Str8 separator = wapp_str8_buf(4);
+  wapp_str8_push_back(&separator, WAPP_PATH_SEP);
+
+  u64 required_capacity = parts->node_count * separator.size + wapp_str8_list_total_size(parts);
+  if (dst->capacity < required_capacity) {
+    return CPATH_JOIN_INSUFFICIENT_DST_CAPACITY;
+  }
+
+  // Handle first node
+  const Str8Node *first_node = wapp_str8_list_get(parts, 0);
+  wapp_str8_copy_str8_capped(dst, first_node->item);
+
+  // NOTE (Abdelrahman): Uses a while loop instead of a for loop to get rid of
+  // MSVC Spectre mitigation warnings
+  const Str8Node *node = first_node;
+  u64 node_index       = 1;
+  b32 running          = node_index < parts->node_count;
+  while (running && node->next) {
+    node = node->next;
+    if (node->item->size == 0) {
+      continue;
+    }
+
+    if (dst->size > 0) {
+      char dst_last    = wapp_str8_get(dst, dst->size - 1);
+      char node_start  = wapp_str8_get(node->item, 0);
+      b32 add_path_sep = dst_last != WAPP_PATH_SEP && node_start != WAPP_PATH_SEP;
+
+      if (add_path_sep) {
+        wapp_str8_concat_capped(dst, &separator);
+      }
+    }
+
+    wapp_str8_concat_capped(dst, node->item);
+
+    ++node_index;
+    running = node_index < parts->node_count;
+  }
+
+  return CPATH_JOIN_SUCCESS;
+}
+
+Str8 *dirup(const Allocator *allocator, Str8RO *path, u64 levels) {
+  Str8 *output = NULL;
+  if (!allocator || !path) {
+    goto RETURN_DIRUP;
+  }
+
+  b32 absolute   = wapp_str8_get(path, 0) == WAPP_PATH_SEP;
+  Str8 separator = wapp_str8_buf(4);
+  wapp_str8_push_back(&separator, WAPP_PATH_SEP);
+
+  if (path->size == 0) {
+    output = wapp_str8_alloc_buf(allocator, 16);
+    if (!output) {
+      goto RETURN_DIRUP;
+    }
+
+    wapp_str8_push_back(output, absolute ? WAPP_PATH_SEP : '.');
+    goto RETURN_DIRUP;
+  }
+
+  if (levels < 1) {
+    output = wapp_str8_alloc_str8(allocator, path);
+    goto RETURN_DIRUP;
+  }
+
+  Allocator tmp_arena = wapp_mem_arena_allocator_init(MB(8));
+  if (wapp_mem_allocator_invalid(&tmp_arena)) {
+    goto RETURN_DIRUP;
+  }
+
+  Str8List *parts = wapp_str8_split(&tmp_arena, path, &separator);
+  if (!parts) {
+    goto RETURN_DIRUP;
+  }
+
+  if (levels >= parts->node_count) {
+    output = wapp_str8_alloc_buf(allocator, 16);
+    if (!output) {
+      goto LIST_CLEANUP_DIRUP;
+    }
+
+    wapp_str8_push_back(output, absolute ? WAPP_PATH_SEP : '.');
+  } else {
+    for (u64 i = 0; i < levels; ++i) {
+      wapp_str8_list_pop_back(parts);
+    }
+    
+    u64 alignment  = sizeof(void *) * 2;
+    u64 alloc_size = wapp_str8_list_total_size(parts) + parts->node_count * separator.size;
+    u64 modulo     = alloc_size & (alignment - 1);
+    alloc_size    += alignment - modulo;
+
+    output = wapp_str8_alloc_buf(allocator, alloc_size);
+    if (output) {
+      if (absolute) {
+        wapp_str8_push_back(output, WAPP_PATH_SEP);
+      }
+
+      Str8 *joined = wapp_str8_join(&tmp_arena, parts, &separator);
+      if (joined) {
+        wapp_str8_concat_capped(output, joined);
+      }
+    }
+  }
+
+LIST_CLEANUP_DIRUP:
+  wapp_mem_arena_allocator_destroy(&tmp_arena);
+
+RETURN_DIRUP:
+  return output;
+}

src/core/os/cpath/cpath.h

@@ -0,0 +1,44 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef CPATH_H
+#define CPATH_H
+
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/platform/platform.h"
+#include "../../../primitives/mem_allocator/mem_allocator.h"
+#include "../../../primitives/strings/str8/str8.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_POSIX
+#include <limits.h>
+#define WAPP_PATH_SEP '/'
+#define WAPP_PATH_MAX PATH_MAX
+#elif defined(WAPP_PLATFORM_WINDOWS)
+#include <windows.h>
+#define WAPP_PATH_SEP '\\'
+#define WAPP_PATH_MAX MAX_PATH
+#else
+#error "Unrecognised platform"
+#endif
+
+#define wapp_cpath_dirname(ALLOCATOR, PATH) dirup(ALLOCATOR, PATH, 1)
+#define wapp_cpath_dirup(ALLOCATOR, PATH, COUNT) dirup(ALLOCATOR, PATH, COUNT)
+
+enum {
+  CPATH_JOIN_SUCCESS = 0,
+  CPATH_JOIN_INVALID_ARGS,
+  CPATH_JOIN_EMPTY_PARTS,
+  CPATH_JOIN_INSUFFICIENT_DST_CAPACITY,
+};
+
+u32  wapp_cpath_join_path(Str8 *dst, const Str8List *parts);
+Str8 *dirup(const Allocator *allocator, Str8RO *path, u64 levels);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !CPATH_H

src/core/os/mem/mem_os.c

@@ -0,0 +1,30 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "mem_os.h"
+#include "mem_os_ops.h"
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/platform/platform.h"
+#include <assert.h>
+#include <string.h>
+
+#if defined(WAPP_PLATFORM_WINDOWS)
+#include "win/mem_os_win.h"
+#elif defined(WAPP_PLATFORM_POSIX)
+#include "posix/mem_os_posix.h"
+#else
+#error "Unrecognised platform"
+#endif
+
+void *wapp_mem_util_alloc(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type) {
+  void *output = mem_util_allocate(addr, size, access, flags, type);
+
+  if (type == WAPP_MEM_INIT_INITIALISED) {
+    memset(output, 0, size);
+  }
+
+  return output;
+}
+
+void wapp_mem_util_free(void *ptr, u64 size) {
+  mem_util_free(ptr, size);
+}

src/core/os/mem/mem_os.h

@@ -0,0 +1,33 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_OS_H
+#define MEM_OS_H
+
+#include "../../../common/aliases/aliases.h"
+#include "../../../common/platform/platform.h"
+
+#include "mem_os_ops.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#if defined(WAPP_PLATFORM_WINDOWS)
+#include "win/mem_os_win.h"
+#elif defined(WAPP_PLATFORM_POSIX)
+#include "posix/mem_os_posix.h"
+#else
+#error "Unrecognised platform"
+#endif
+
+void *wapp_mem_util_alloc(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type);
+void wapp_mem_util_free(void *ptr, u64 size);
+
+external void *mem_util_allocate(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type);
+external void mem_util_free(void *ptr, u64 size);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_OS_H

src/core/os/mem/mem_os_ops.h

@@ -0,0 +1,30 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_OS_OPS_H
+#define MEM_OS_OPS_H
+
+#include "../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+typedef enum mem_access {
+  WAPP_MEM_ACCESS_NONE,
+  WAPP_MEM_ACCESS_READ_ONLY,
+  WAPP_MEM_ACCESS_EXEC_ONLY,
+  WAPP_MEM_ACCESS_READ_WRITE,
+  WAPP_MEM_ACCESS_READ_EXEC,
+  WAPP_MEM_ACCESS_READ_WRITE_EXEC,
+} MemAccess;
+
+typedef enum mem_init_type {
+  WAPP_MEM_INIT_UNINITIALISED,
+  WAPP_MEM_INIT_INITIALISED,
+} MemInitType;
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_OS_OPS_H

src/core/os/mem/posix/mem_os_posix.c

@@ -0,0 +1,36 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_POSIX
+
+#include "mem_os_posix.h"
+#include "../mem_os_ops.h"
+#include <sys/mman.h>
+
+internal const i32 access_types[] = {
+    [WAPP_MEM_ACCESS_NONE]            = PROT_NONE,
+    [WAPP_MEM_ACCESS_READ_ONLY]       = PROT_READ,
+    [WAPP_MEM_ACCESS_EXEC_ONLY]       = PROT_EXEC,
+    [WAPP_MEM_ACCESS_READ_WRITE]      = PROT_READ | PROT_WRITE,
+    [WAPP_MEM_ACCESS_READ_EXEC]       = PROT_READ | PROT_EXEC,
+    [WAPP_MEM_ACCESS_READ_WRITE_EXEC] = PROT_READ | PROT_WRITE | PROT_EXEC,
+};
+
+void *mem_util_allocate(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type) {
+  (void)type;
+  i32 alloc_flags = flags | MAP_ANON | MAP_PRIVATE;
+
+#if defined(WAPP_PLATFORM_LINUX) || defined(WAPP_PLATFORM_GNU) || defined(WAPP_PLATFORM_NET_BSD)
+  alloc_flags |= MAP_NORESERVE;
+#endif
+
+  return mmap(addr, size, access_types[access], alloc_flags, -1, 0);
+}
+
+void mem_util_free(void *ptr, u64 size) {
+  munmap(ptr, size);
+}
+
+#endif // !WAPP_PLATFORM_POSIX

src/core/os/mem/posix/mem_os_posix.h

@@ -0,0 +1,35 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_OS_POSIX_H
+#define MEM_OS_POSIX_H
+
+#include "../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_POSIX
+
+#include <sys/mman.h>
+
+typedef enum mem_alloc_flags {
+#if defined(WAPP_PLATFORM_LINUX) || defined(WAPP_PLATFORM_GNU)
+  WAPP_MEM_ALLOC_RESERVE = 0,
+  WAPP_MEM_ALLOC_COMMIT  = MAP_POPULATE,
+#elif defined(WAPP_PLATFORM_FREE_BSD)
+  WAPP_MEM_ALLOC_RESERVE = 0,
+  WAPP_MEM_ALLOC_COMMIT  = MAP_PREFAULT_READ,
+#elif defined(WAPP_PLATFORM_BSD) || defined(WAPP_PLATFORM_UNIX) || defined(WAPP_PLATFORM_APPLE)
+  WAPP_MEM_ALLOC_RESERVE = 0,
+  WAPP_MEM_ALLOC_COMMIT  = 0,
+#endif
+} MemAllocFlags;
+
+#endif // !WAPP_PLATFORM_POSIX
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_OS_POSIX_H

src/core/os/mem/win/mem_os_win.c

@@ -0,0 +1,37 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_WINDOWS
+
+#include "mem_os_win.h"
+#include "../mem_os_ops.h"
+
+#define WIN32_LEAN_AND_MEAN
+#include <Windows.h>
+#include <memoryapi.h>
+
+internal const i32 access_types[] = {
+    [WAPP_MEM_ACCESS_NONE]            = PAGE_NOACCESS,
+    [WAPP_MEM_ACCESS_READ_ONLY]       = PAGE_READONLY,
+    [WAPP_MEM_ACCESS_EXEC_ONLY]       = PAGE_EXECUTE,
+    [WAPP_MEM_ACCESS_READ_WRITE]      = PAGE_READWRITE,
+    [WAPP_MEM_ACCESS_READ_EXEC]       = PAGE_EXECUTE_READ,
+    [WAPP_MEM_ACCESS_READ_WRITE_EXEC] = PAGE_EXECUTE_READWRITE,
+};
+
+void *mem_util_allocate(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type) {
+  // Ensure memory is committed if it's meant to be initialised
+  if (type == WAPP_MEM_INIT_INITIALISED) {
+    flags |= WAPP_MEM_ALLOC_COMMIT;
+  }
+
+  return VirtualAlloc(addr, (SIZE_T)size, flags, access_types[access]);
+}
+
+void mem_util_free(void *ptr, u64 size) {
+  VirtualFree(ptr, size, MEM_RELEASE);
+}
+
+#endif // !WAPP_PLATFORM_WINDOWS

src/core/os/mem/win/mem_os_win.h

@@ -0,0 +1,29 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_OS_WIN_H
+#define MEM_OS_WIN_H
+
+#include "../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_WINDOWS
+
+#define WIN32_LEAN_AND_MEAN
+#include <Windows.h>
+#include <memoryapi.h>
+
+typedef enum mem_alloc_flags {
+  WAPP_MEM_ALLOC_RESERVE = MEM_RESERVE,
+  WAPP_MEM_ALLOC_COMMIT  = MEM_COMMIT,
+} MemAllocFlags;
+
+#endif // !WAPP_PLATFORM_WINDOWS
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_OS_WIN_H

src/core/os/shell/commander/commander.c

@@ -0,0 +1,101 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "commander.h"
+#include "commander_output.h"
+#include "../utils/shell_utils.h"
+#include "../../../mem/arena/mem_arena_allocator.h"
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/misc/misc_utils.h"
+#include "../../../../primitives/dbl_list/dbl_list.h"
+#include "../../../../primitives/mem_allocator/mem_allocator.h"
+#include "../../../../primitives/strings/str8/str8.h"
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define CMD_BUF_LEN 8192
+#define OUT_BUF_LEN 4096
+
+internal inline CMDResult execute_command(Str8RO *cmd, CMDOutHandling out_handling, Str8 *out_buf);
+internal inline CMDError get_command_output(FILE *fp, CMDOutHandling out_handling, Str8 *out_buf);
+
+CMDResult wapp_shell_commander_execute(CMDOutHandling out_handling, Str8 *out_buf, const Str8List *cmd) {
+  if (!cmd) {
+    return CMD_NO_EXIT(SHELL_ERR_INVALID_ARGS);
+  }
+
+  Allocator arena = wapp_mem_arena_allocator_init(KB(500));
+
+  Str8 *cmd_str = wapp_str8_join(&arena, cmd, &wapp_str8_lit_ro(" "));
+  if (!cmd_str) {
+    wapp_mem_arena_allocator_destroy(&arena);
+    return CMD_NO_EXIT(SHELL_ERR_ALLOCATION_FAIL);
+  }
+
+  // Redirect output
+  cmd_str = wapp_str8_alloc_concat(&arena, cmd_str, &wapp_str8_lit_ro(" 2>&1"));
+
+  CMDResult output = execute_command(cmd_str, out_handling, out_buf);
+
+  wapp_mem_arena_allocator_destroy(&arena);
+
+  return output;
+}
+
+internal inline CMDResult execute_command(Str8RO *cmd, CMDOutHandling out_handling, Str8 *out_buf) {
+  char cmd_buf[CMD_BUF_LEN] = {0};
+  wapp_str8_copy_to_cstr(cmd_buf, cmd, CMD_BUF_LEN);
+
+  FILE *fp = wapp_shell_utils_popen(cmd_buf, "r");
+  if (!fp) {
+    return CMD_NO_EXIT(SHELL_ERR_PROC_START_FAIL);
+  }
+
+  CMDResult output;
+
+  CMDError err = get_command_output(fp, out_handling, out_buf);
+  if (err > SHELL_ERR_NO_ERROR) {
+    output = CMD_NO_EXIT(err);
+    goto EXECUTE_COMMAND_CLOSE;
+  }
+
+  i32 st = EXIT_SUCCESS;
+  err = get_output_status(fp, &st);
+  if (err > SHELL_ERR_NO_ERROR) {
+    output = CMD_NO_EXIT(err);
+    goto EXECUTE_COMMAND_CLOSE;
+  }
+
+  // Process is already closed in get_output_status
+  fp = NULL;
+
+  output = (CMDResult){
+      .exited = true,
+      .exit_code = st,
+      .error = SHELL_ERR_NO_ERROR,
+  };
+
+EXECUTE_COMMAND_CLOSE:
+  if (fp) {
+    wapp_shell_utils_pclose(fp);
+  }
+  return output;
+}
+
+internal inline CMDError get_command_output(FILE *fp, CMDOutHandling out_handling, Str8 *out_buf) {
+  Str8 out = wapp_str8_buf(OUT_BUF_LEN);
+
+  out.size = fread((void *)out.buf, sizeof(u8), out.capacity, fp);
+  if (out_handling == SHELL_OUTPUT_CAPTURE && out_buf != NULL) {
+    if (out.size >= out_buf->capacity) {
+      return SHELL_ERR_OUT_BUF_FULL;
+    }
+
+    wapp_str8_concat_capped(out_buf, &out);
+  } else if (out_handling == SHELL_OUTPUT_PRINT) {
+    printf(WAPP_STR8_SPEC, wapp_str8_varg(out));
+  }
+
+  return SHELL_ERR_NO_ERROR;
+}

src/core/os/shell/commander/commander.h

@@ -0,0 +1,27 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef COMMANDER_H
+#define COMMANDER_H
+
+#include "commander_output.h"
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+#include "../../../../primitives/strings/str8/str8.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#define CMD_NO_EXIT(ERR) ((CMDResult){.exited = false, .exit_code = EXIT_FAILURE, .error = ERR})
+
+CMDResult wapp_shell_commander_execute(CMDOutHandling out_handling, Str8 *out_buf, const Str8List *cmd);
+
+external CMDError get_output_status(FILE *fp, i32 *status_out);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !COMMANDER_H

src/core/os/shell/commander/commander_output.h

@@ -0,0 +1,44 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef COMMANDER_OUTPUT_H
+#define COMMANDER_OUTPUT_H
+
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+typedef enum {
+  SHELL_OUTPUT_DISCARD,
+  SHELL_OUTPUT_PRINT,
+  SHELL_OUTPUT_CAPTURE,
+} CMDOutHandling;
+
+typedef enum {
+  SHELL_ERR_NO_ERROR,
+  SHELL_ERR_INVALID_ARGS,
+  SHELL_ERR_ALLOCATION_FAIL,
+  SHELL_ERR_PROC_START_FAIL,
+  SHELL_ERR_OUT_BUF_FULL,
+  SHELL_ERR_PROC_EXIT_FAIL,
+} CMDError;
+
+typedef struct commander_result CMDResult;
+struct commander_result {
+  i32 exit_code;
+  CMDError error;
+  b32 exited;
+
+#ifdef WAPP_PLATFORM_WINDOWS
+  #include "../../../../common/misc/misc_utils.h"
+  wapp_misc_utils_padding_size(sizeof(b32) + sizeof(i32) + sizeof(CMDError));
+#endif // !WAPP_PLATFORM_WINDOWS
+};
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !COMMANDER_OUTPUT_H

src/core/os/shell/commander/posix/commander_posix.c

@@ -0,0 +1,25 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../../../../../common/aliases/aliases.h"
+#include "../../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_POSIX
+
+#include "../commander_output.h"
+#include "../../utils/shell_utils.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+CMDError get_output_status(FILE *fp, i32 *status_out) {
+  *status_out = wapp_shell_utils_pclose(fp);
+
+  if (!WIFEXITED(*status_out)) {
+    return SHELL_ERR_PROC_EXIT_FAIL;
+  }
+
+  *status_out = WEXITSTATUS(*status_out);
+
+  return SHELL_ERR_NO_ERROR;
+}
+
+#endif // !WAPP_PLATFORM_POSIX

src/core/os/shell/commander/win/commander_win.c

@@ -0,0 +1,24 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../../../../../common/aliases/aliases.h"
+#include "../../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_WINDOWS
+
+#include "../commander_output.h"
+#include "../../utils/shell_utils.h"
+#include <stdio.h>
+
+CMDError get_output_status(FILE *fp, i32 *status_out) {
+  if (!feof(fp)) {
+    // Ensure process is closed on failure
+    wapp_shell_utils_pclose(fp);
+    return SHELL_ERR_PROC_EXIT_FAIL;
+  }
+
+  *status_out = wapp_shell_utils_pclose(fp);
+
+  return SHELL_ERR_NO_ERROR;
+}
+
+#endif // !WAPP_PLATFORM_WINDOWS

src/core/os/shell/termcolour/posix/termcolour_posix.c

@@ -0,0 +1,36 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../../../../../common/aliases/aliases.h"
+#include "../../../../../common/platform/platform.h"
+#include "../../../../../primitives/strings/str8/str8.h"
+
+#ifdef WAPP_PLATFORM_POSIX
+
+#include "../terminal_colours.h"
+#include <stdio.h>
+
+internal Str8RO colours[COUNT_TERM_COLOUR] = {
+    [WAPP_TERM_COLOUR_FG_BLACK]      = wapp_str8_lit_ro_initialiser_list("\033[30m"),
+    [WAPP_TERM_COLOUR_FG_RED]        = wapp_str8_lit_ro_initialiser_list("\033[31m"),
+    [WAPP_TERM_COLOUR_FG_GREEN]      = wapp_str8_lit_ro_initialiser_list("\033[32m"),
+    [WAPP_TERM_COLOUR_FG_BLUE]       = wapp_str8_lit_ro_initialiser_list("\033[34m"),
+    [WAPP_TERM_COLOUR_FG_CYAN]       = wapp_str8_lit_ro_initialiser_list("\033[36m"),
+    [WAPP_TERM_COLOUR_FG_MAGENTA]    = wapp_str8_lit_ro_initialiser_list("\033[35m"),
+    [WAPP_TERM_COLOUR_FG_YELLOW]     = wapp_str8_lit_ro_initialiser_list("\033[33m"),
+    [WAPP_TERM_COLOUR_FG_WHITE]      = wapp_str8_lit_ro_initialiser_list("\033[37m"),
+    [WAPP_TERM_COLOUR_FG_BR_BLACK]   = wapp_str8_lit_ro_initialiser_list("\033[90m"),
+    [WAPP_TERM_COLOUR_FG_BR_RED]     = wapp_str8_lit_ro_initialiser_list("\033[91m"),
+    [WAPP_TERM_COLOUR_FG_BR_GREEN]   = wapp_str8_lit_ro_initialiser_list("\033[92m"),
+    [WAPP_TERM_COLOUR_FG_BR_BLUE]    = wapp_str8_lit_ro_initialiser_list("\033[94m"),
+    [WAPP_TERM_COLOUR_FG_BR_CYAN]    = wapp_str8_lit_ro_initialiser_list("\033[96m"),
+    [WAPP_TERM_COLOUR_FG_BR_MAGENTA] = wapp_str8_lit_ro_initialiser_list("\033[95m"),
+    [WAPP_TERM_COLOUR_FG_BR_YELLOW]  = wapp_str8_lit_ro_initialiser_list("\033[93m"),
+    [WAPP_TERM_COLOUR_FG_BR_WHITE]   = wapp_str8_lit_ro_initialiser_list("\033[97m"),
+    [WAPP_TERM_COLOUR_CLEAR]         = wapp_str8_lit_ro_initialiser_list("\033[0m"),
+};
+
+void print_coloured_text(Str8RO *text, TerminalColour colour) {
+  printf(WAPP_STR8_SPEC WAPP_STR8_SPEC, wapp_str8_varg(colours[colour]), wapp_str8_varg((*text)));
+}
+
+#endif // !WAPP_PLATFORM_POSIX

src/core/os/shell/termcolour/termcolour.c

@@ -0,0 +1,18 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "termcolour.h"
+#include "terminal_colours.h"
+#include "../../../../primitives/strings/str8/str8.h"
+
+void wapp_shell_termcolour_print_text(Str8RO *text, TerminalColour colour) {
+  if (colour < WAPP_TERM_COLOUR_FG_BLACK || colour > WAPP_TERM_COLOUR_FG_BR_WHITE) {
+    return;
+  }
+
+  print_coloured_text(text, colour);
+}
+
+void wapp_shell_termcolour_clear_colour(void) {
+  Str8RO empty = wapp_str8_lit_ro("");
+  print_coloured_text(&empty, WAPP_TERM_COLOUR_CLEAR);
+}

src/core/os/shell/termcolour/termcolour.h

@@ -0,0 +1,24 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef TERM_COLOUR_H
+#define TERM_COLOUR_H
+
+#include "terminal_colours.h"
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+#include "../../../../primitives/strings/str8/str8.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+void wapp_shell_termcolour_print_text(Str8RO *text, TerminalColour colour);
+void wapp_shell_termcolour_clear_colour(void);
+
+external void print_coloured_text(Str8RO *text, TerminalColour colour);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !TERM_COLOUR_H

src/core/os/shell/termcolour/terminal_colours.h

@@ -0,0 +1,39 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef TERMINAL_COLOURS_H
+#define TERMINAL_COLOURS_H
+
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+typedef enum {
+  WAPP_TERM_COLOUR_FG_BLACK,
+  WAPP_TERM_COLOUR_FG_RED,
+  WAPP_TERM_COLOUR_FG_GREEN,
+  WAPP_TERM_COLOUR_FG_BLUE,
+  WAPP_TERM_COLOUR_FG_CYAN,
+  WAPP_TERM_COLOUR_FG_MAGENTA,
+  WAPP_TERM_COLOUR_FG_YELLOW,
+  WAPP_TERM_COLOUR_FG_WHITE,
+  WAPP_TERM_COLOUR_FG_BR_BLACK,
+  WAPP_TERM_COLOUR_FG_BR_RED,
+  WAPP_TERM_COLOUR_FG_BR_GREEN,
+  WAPP_TERM_COLOUR_FG_BR_BLUE,
+  WAPP_TERM_COLOUR_FG_BR_CYAN,
+  WAPP_TERM_COLOUR_FG_BR_MAGENTA,
+  WAPP_TERM_COLOUR_FG_BR_YELLOW,
+  WAPP_TERM_COLOUR_FG_BR_WHITE,
+  WAPP_TERM_COLOUR_CLEAR,
+
+  COUNT_TERM_COLOUR,
+} TerminalColour;
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !TERMINAL_COLOURS_H

src/core/os/shell/termcolour/win/termcolour_win.c

@@ -0,0 +1,73 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../../../../../common/aliases/aliases.h"
+#include "../../../../../common/platform/platform.h"
+#include "../../../../../primitives/strings/str8/str8.h"
+
+#ifdef WAPP_PLATFORM_WINDOWS
+
+#include "../terminal_colours.h"
+#include "../../../../../common/misc/misc_utils.h"
+#include <stdio.h>
+
+#define WIN32_LEAN_AND_MEAN
+#include <Windows.h>
+
+typedef struct termcolour_data TermcolourData;
+struct termcolour_data {
+  HANDLE handle;
+  WORD   default_colour;
+  WORD   current_colour;
+
+  wapp_misc_utils_padding_size(sizeof(HANDLE) + sizeof(WORD) + sizeof(WORD));
+};
+
+internal void init_data(TermcolourData *data);
+
+internal WORD colours[COUNT_TERM_COLOUR] = {
+    [WAPP_TERM_COLOUR_FG_BLACK]      = 0,
+    [WAPP_TERM_COLOUR_FG_RED]        = FOREGROUND_RED,
+    [WAPP_TERM_COLOUR_FG_GREEN]      = FOREGROUND_GREEN,
+    [WAPP_TERM_COLOUR_FG_BLUE]       = FOREGROUND_BLUE,
+    [WAPP_TERM_COLOUR_FG_CYAN]       = FOREGROUND_GREEN | FOREGROUND_BLUE,
+    [WAPP_TERM_COLOUR_FG_MAGENTA]    = FOREGROUND_RED | FOREGROUND_BLUE,
+    [WAPP_TERM_COLOUR_FG_YELLOW]     = FOREGROUND_RED | FOREGROUND_GREEN,
+    [WAPP_TERM_COLOUR_FG_WHITE]      = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE,
+    [WAPP_TERM_COLOUR_FG_BR_BLACK]   = FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_RED]     = FOREGROUND_RED | FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_GREEN]   = FOREGROUND_GREEN | FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_BLUE]    = FOREGROUND_BLUE | FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_CYAN]    = FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_MAGENTA] = FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_YELLOW]  = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY,
+    [WAPP_TERM_COLOUR_FG_BR_WHITE]   = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
+};
+
+void print_coloured_text(Str8RO *text, TerminalColour colour) {
+  persistent TermcolourData data = {0};
+  if (data.handle == 0) {
+    init_data(&data);
+  }
+
+  if (colour == WAPP_TERM_COLOUR_CLEAR) {
+    data.current_colour = data.default_colour;
+  } else {
+    data.current_colour = colours[colour];
+  }
+
+  SetConsoleTextAttribute(data.handle, data.current_colour);
+  printf(WAPP_STR8_SPEC, wapp_str8_varg((*text)));
+}
+
+internal void init_data(TermcolourData *data) {
+  // create handle
+  data->handle = GetStdHandle(STD_OUTPUT_HANDLE);
+
+  // get console colour information
+  CONSOLE_SCREEN_BUFFER_INFO csbi;
+  GetConsoleScreenBufferInfo(data->handle, &csbi);
+  data->default_colour = csbi.wAttributes;
+  data->current_colour = data->default_colour;
+}
+
+#endif // !WAPP_PLATFORM_WINDOWS

src/core/os/shell/utils/shell_utils.h

@@ -0,0 +1,26 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef SHELL_UTILS_H
+#define SHELL_UTILS_H
+
+#include "../../../../common/aliases/aliases.h"
+#include "../../../../common/platform/platform.h"
+#include <stdio.h>
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_WINDOWS
+  #define wapp_shell_utils_popen  _popen
+  #define wapp_shell_utils_pclose _pclose
+#else
+  #define wapp_shell_utils_popen  popen
+  #define wapp_shell_utils_pclose pclose
+#endif /* ifdef WAPP_PLATFORM_WINDOWS */
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !SHELL_UTILS_H

src/core/wapp_core.c

@@ -0,0 +1,23 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WAPP_CORE_C
+#define WAPP_CORE_C
+
+#include "wapp_core.h"
+#include "file/file.c"
+#include "os/shell/termcolour/posix/termcolour_posix.c"
+#include "os/shell/termcolour/win/termcolour_win.c"
+#include "os/shell/termcolour/termcolour.c"
+#include "os/shell/commander/posix/commander_posix.c"
+#include "os/shell/commander/win/commander_win.c"
+#include "os/shell/commander/commander.c"
+#include "os/cpath/cpath.c"
+#include "os/mem/posix/mem_os_posix.c"
+#include "os/mem/win/mem_os_win.c"
+#include "os/mem/mem_os.c"
+#include "mem/utils/mem_utils.c"
+#include "mem/arena/mem_arena.c"
+#include "mem/arena/mem_arena_allocator.c"
+#include "../primitives/wapp_primitives.c"
+
+#endif // !WAPP_CORE_C

src/core/wapp_core.h

@@ -0,0 +1,23 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WAPP_CORE_H
+#define WAPP_CORE_H
+
+#include "file/file.h"
+#include "os/shell/termcolour/termcolour.h"
+#include "os/shell/termcolour/terminal_colours.h"
+#include "os/shell/commander/commander.h"
+#include "os/shell/commander/commander_output.h"
+#include "os/shell/utils/shell_utils.h"
+#include "os/cpath/cpath.h"
+#include "os/mem/posix/mem_os_posix.h"
+#include "os/mem/win/mem_os_win.h"
+#include "os/mem/mem_os_ops.h"
+#include "os/mem/mem_os.h"
+#include "mem/utils/mem_utils.h"
+#include "mem/arena/mem_arena_allocator.h"
+#include "mem/arena/mem_arena.h"
+#include "../common/wapp_common.h"
+#include "../primitives/wapp_primitives.h"
+
+#endif // !WAPP_CORE_H

src/primitives/array/array.h

@@ -0,0 +1,978 @@
+/**
+ * THIS FILE IS AUTOMATICALLY GENERATED. ANY MODIFICATIONS TO IT WILL BE OVERWRITTEN.
+ */
+
+#ifndef ARRAY_H
+#define ARRAY_H
+
+#include "../mem_allocator/mem_allocator.h"
+#include "../../common/misc/misc_utils.h"
+#include "../../common/aliases/aliases.h"
+#include "../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#define wapp_void_ptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((VoidPArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(void *)))
+#define wapp_str8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((Str8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(Str8)))
+#define wapp_b32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((B32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(b32)))
+#define wapp_char_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((CharArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(char)))
+#define wapp_c8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c8)))
+#define wapp_c16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c16)))
+#define wapp_c32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((C32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(c32)))
+#define wapp_i8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i8)))
+#define wapp_i16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i16)))
+#define wapp_i32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i32)))
+#define wapp_i64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((I64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(i64)))
+#define wapp_u8_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U8Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u8)))
+#define wapp_u16_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U16Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u16)))
+#define wapp_u32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u32)))
+#define wapp_u64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((U64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(u64)))
+#define wapp_f32_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F32Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f32)))
+#define wapp_f64_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F64Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f64)))
+#define wapp_f128_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((F128Array *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(f128)))
+#define wapp_iptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((IptrArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(iptr)))
+#define wapp_uptr_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY) ((UptrArray *)_array_alloc_capacity(ALLOCATOR_PTR, CAPACITY, sizeof(uptr)))
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_void_ptr_array(...) ([&]() { \
+  persistent void * buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(void *, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return VoidPArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(void *, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(void *, __VA_ARGS__) * 2), \
+    sizeof(void *) \
+  }; \
+}())
+#define wapp_void_ptr_array_with_capacity(CAPACITY) ([&]() { \
+  persistent void * buf[CAPACITY] = {}; \
+  return VoidPArray{buf, 0, CAPACITY, sizeof(void *)}; \
+}())
+#define wapp_void_ptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_void_ptr_array_pop(ARRAY_PTR) : \
+  void *{} \
+)
+#define wapp_str8_array(...) ([&]() { \
+  persistent Str8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return Str8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(Str8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2), \
+    sizeof(Str8) \
+  }; \
+}())
+#define wapp_str8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent Str8 buf[CAPACITY] = {}; \
+  return Str8Array{buf, 0, CAPACITY, sizeof(Str8)}; \
+}())
+#define wapp_str8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_str8_array_pop(ARRAY_PTR) : \
+  Str8{} \
+)
+#define wapp_b32_array(...) ([&]() { \
+  persistent b32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(b32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return B32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(b32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(b32, __VA_ARGS__) * 2), \
+    sizeof(b32) \
+  }; \
+}())
+#define wapp_b32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent b32 buf[CAPACITY] = {}; \
+  return B32Array{buf, 0, CAPACITY, sizeof(b32)}; \
+}())
+#define wapp_b32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_b32_array_pop(ARRAY_PTR) : \
+  b32{} \
+)
+#define wapp_char_array(...) ([&]() { \
+  persistent char buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(char, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return CharArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(char, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(char, __VA_ARGS__) * 2), \
+    sizeof(char) \
+  }; \
+}())
+#define wapp_char_array_with_capacity(CAPACITY) ([&]() { \
+  persistent char buf[CAPACITY] = {}; \
+  return CharArray{buf, 0, CAPACITY, sizeof(char)}; \
+}())
+#define wapp_char_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_char_array_pop(ARRAY_PTR) : \
+  char{} \
+)
+#define wapp_c8_array(...) ([&]() { \
+  persistent c8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return C8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(c8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c8, __VA_ARGS__) * 2), \
+    sizeof(c8) \
+  }; \
+}())
+#define wapp_c8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent c8 buf[CAPACITY] = {}; \
+  return C8Array{buf, 0, CAPACITY, sizeof(c8)}; \
+}())
+#define wapp_c8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c8_array_pop(ARRAY_PTR) : \
+  c8{} \
+)
+#define wapp_c16_array(...) ([&]() { \
+  persistent c16 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c16, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return C16Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(c16, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c16, __VA_ARGS__) * 2), \
+    sizeof(c16) \
+  }; \
+}())
+#define wapp_c16_array_with_capacity(CAPACITY) ([&]() { \
+  persistent c16 buf[CAPACITY] = {}; \
+  return C16Array{buf, 0, CAPACITY, sizeof(c16)}; \
+}())
+#define wapp_c16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c16_array_pop(ARRAY_PTR) : \
+  c16{} \
+)
+#define wapp_c32_array(...) ([&]() { \
+  persistent c32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return C32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(c32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c32, __VA_ARGS__) * 2), \
+    sizeof(c32) \
+  }; \
+}())
+#define wapp_c32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent c32 buf[CAPACITY] = {}; \
+  return C32Array{buf, 0, CAPACITY, sizeof(c32)}; \
+}())
+#define wapp_c32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c32_array_pop(ARRAY_PTR) : \
+  c32{} \
+)
+#define wapp_i8_array(...) ([&]() { \
+  persistent i8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i8, __VA_ARGS__) * 2), \
+    sizeof(i8) \
+  }; \
+}())
+#define wapp_i8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i8 buf[CAPACITY] = {}; \
+  return I8Array{buf, 0, CAPACITY, sizeof(i8)}; \
+}())
+#define wapp_i8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i8_array_pop(ARRAY_PTR) : \
+  i8{} \
+)
+#define wapp_i16_array(...) ([&]() { \
+  persistent i16 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i16, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I16Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i16, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i16, __VA_ARGS__) * 2), \
+    sizeof(i16) \
+  }; \
+}())
+#define wapp_i16_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i16 buf[CAPACITY] = {}; \
+  return I16Array{buf, 0, CAPACITY, sizeof(i16)}; \
+}())
+#define wapp_i16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i16_array_pop(ARRAY_PTR) : \
+  i16{} \
+)
+#define wapp_i32_array(...) ([&]() { \
+  persistent i32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i32, __VA_ARGS__) * 2), \
+    sizeof(i32) \
+  }; \
+}())
+#define wapp_i32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i32 buf[CAPACITY] = {}; \
+  return I32Array{buf, 0, CAPACITY, sizeof(i32)}; \
+}())
+#define wapp_i32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i32_array_pop(ARRAY_PTR) : \
+  i32{} \
+)
+#define wapp_i64_array(...) ([&]() { \
+  persistent i64 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i64, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return I64Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(i64, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i64, __VA_ARGS__) * 2), \
+    sizeof(i64) \
+  }; \
+}())
+#define wapp_i64_array_with_capacity(CAPACITY) ([&]() { \
+  persistent i64 buf[CAPACITY] = {}; \
+  return I64Array{buf, 0, CAPACITY, sizeof(i64)}; \
+}())
+#define wapp_i64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i64_array_pop(ARRAY_PTR) : \
+  i64{} \
+)
+#define wapp_u8_array(...) ([&]() { \
+  persistent u8 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u8, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U8Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u8, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u8, __VA_ARGS__) * 2), \
+    sizeof(u8) \
+  }; \
+}())
+#define wapp_u8_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u8 buf[CAPACITY] = {}; \
+  return U8Array{buf, 0, CAPACITY, sizeof(u8)}; \
+}())
+#define wapp_u8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u8_array_pop(ARRAY_PTR) : \
+  u8{} \
+)
+#define wapp_u16_array(...) ([&]() { \
+  persistent u16 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u16, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U16Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u16, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u16, __VA_ARGS__) * 2), \
+    sizeof(u16) \
+  }; \
+}())
+#define wapp_u16_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u16 buf[CAPACITY] = {}; \
+  return U16Array{buf, 0, CAPACITY, sizeof(u16)}; \
+}())
+#define wapp_u16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u16_array_pop(ARRAY_PTR) : \
+  u16{} \
+)
+#define wapp_u32_array(...) ([&]() { \
+  persistent u32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u32, __VA_ARGS__) * 2), \
+    sizeof(u32) \
+  }; \
+}())
+#define wapp_u32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u32 buf[CAPACITY] = {}; \
+  return U32Array{buf, 0, CAPACITY, sizeof(u32)}; \
+}())
+#define wapp_u32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u32_array_pop(ARRAY_PTR) : \
+  u32{} \
+)
+#define wapp_u64_array(...) ([&]() { \
+  persistent u64 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u64, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return U64Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(u64, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u64, __VA_ARGS__) * 2), \
+    sizeof(u64) \
+  }; \
+}())
+#define wapp_u64_array_with_capacity(CAPACITY) ([&]() { \
+  persistent u64 buf[CAPACITY] = {}; \
+  return U64Array{buf, 0, CAPACITY, sizeof(u64)}; \
+}())
+#define wapp_u64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u64_array_pop(ARRAY_PTR) : \
+  u64{} \
+)
+#define wapp_f32_array(...) ([&]() { \
+  persistent f32 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f32, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return F32Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(f32, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f32, __VA_ARGS__) * 2), \
+    sizeof(f32) \
+  }; \
+}())
+#define wapp_f32_array_with_capacity(CAPACITY) ([&]() { \
+  persistent f32 buf[CAPACITY] = {}; \
+  return F32Array{buf, 0, CAPACITY, sizeof(f32)}; \
+}())
+#define wapp_f32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f32_array_pop(ARRAY_PTR) : \
+  f32{} \
+)
+#define wapp_f64_array(...) ([&]() { \
+  persistent f64 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f64, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return F64Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(f64, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f64, __VA_ARGS__) * 2), \
+    sizeof(f64) \
+  }; \
+}())
+#define wapp_f64_array_with_capacity(CAPACITY) ([&]() { \
+  persistent f64 buf[CAPACITY] = {}; \
+  return F64Array{buf, 0, CAPACITY, sizeof(f64)}; \
+}())
+#define wapp_f64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f64_array_pop(ARRAY_PTR) : \
+  f64{} \
+)
+#define wapp_f128_array(...) ([&]() { \
+  persistent f128 buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f128, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return F128Array{ \
+    buf, \
+    wapp_misc_utils_va_args_count(f128, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f128, __VA_ARGS__) * 2), \
+    sizeof(f128) \
+  }; \
+}())
+#define wapp_f128_array_with_capacity(CAPACITY) ([&]() { \
+  persistent f128 buf[CAPACITY] = {}; \
+  return F128Array{buf, 0, CAPACITY, sizeof(f128)}; \
+}())
+#define wapp_f128_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f128_array_pop(ARRAY_PTR) : \
+  f128{} \
+)
+#define wapp_iptr_array(...) ([&]() { \
+  persistent iptr buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(iptr, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return IptrArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(iptr, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(iptr, __VA_ARGS__) * 2), \
+    sizeof(iptr) \
+  }; \
+}())
+#define wapp_iptr_array_with_capacity(CAPACITY) ([&]() { \
+  persistent iptr buf[CAPACITY] = {}; \
+  return IptrArray{buf, 0, CAPACITY, sizeof(iptr)}; \
+}())
+#define wapp_iptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_iptr_array_pop(ARRAY_PTR) : \
+  iptr{} \
+)
+#define wapp_uptr_array(...) ([&]() { \
+  persistent uptr buf[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(uptr, __VA_ARGS__) * 2)] = {__VA_ARGS__}; \
+  return UptrArray{ \
+    buf, \
+    wapp_misc_utils_va_args_count(uptr, __VA_ARGS__), \
+    wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(uptr, __VA_ARGS__) * 2), \
+    sizeof(uptr) \
+  }; \
+}())
+#define wapp_uptr_array_with_capacity(CAPACITY) ([&]() { \
+  persistent uptr buf[CAPACITY] = {}; \
+  return UptrArray{buf, 0, CAPACITY, sizeof(uptr)}; \
+}())
+#define wapp_uptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_uptr_array_pop(ARRAY_PTR) : \
+  uptr{} \
+)
+#else
+#define wapp_void_ptr_array(...) ((VoidPArray){ \
+  .items = (void *[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(void *, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(void *, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(void *, __VA_ARGS__) * 2), \
+  .item_size = sizeof(void *) \
+})
+#define wapp_void_ptr_array_with_capacity(CAPACITY) ((VoidPArray){.items = (void *[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(void *)})
+#define wapp_void_ptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_void_ptr_array_pop(ARRAY_PTR) : \
+  (void *){0} \
+)
+#define wapp_str8_array(...) ((Str8Array){ \
+  .items = (Str8[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(Str8, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(Str8, __VA_ARGS__) * 2), \
+  .item_size = sizeof(Str8) \
+})
+#define wapp_str8_array_with_capacity(CAPACITY) ((Str8Array){.items = (Str8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(Str8)})
+#define wapp_str8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_str8_array_pop(ARRAY_PTR) : \
+  (Str8){0} \
+)
+#define wapp_b32_array(...) ((B32Array){ \
+  .items = (b32[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(b32, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(b32, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(b32, __VA_ARGS__) * 2), \
+  .item_size = sizeof(b32) \
+})
+#define wapp_b32_array_with_capacity(CAPACITY) ((B32Array){.items = (b32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(b32)})
+#define wapp_b32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_b32_array_pop(ARRAY_PTR) : \
+  (b32){0} \
+)
+#define wapp_char_array(...) ((CharArray){ \
+  .items = (char[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(char, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(char, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(char, __VA_ARGS__) * 2), \
+  .item_size = sizeof(char) \
+})
+#define wapp_char_array_with_capacity(CAPACITY) ((CharArray){.items = (char[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(char)})
+#define wapp_char_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_char_array_pop(ARRAY_PTR) : \
+  (char){0} \
+)
+#define wapp_c8_array(...) ((C8Array){ \
+  .items = (c8[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c8, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(c8, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c8, __VA_ARGS__) * 2), \
+  .item_size = sizeof(c8) \
+})
+#define wapp_c8_array_with_capacity(CAPACITY) ((C8Array){.items = (c8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(c8)})
+#define wapp_c8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c8_array_pop(ARRAY_PTR) : \
+  (c8){0} \
+)
+#define wapp_c16_array(...) ((C16Array){ \
+  .items = (c16[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c16, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(c16, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c16, __VA_ARGS__) * 2), \
+  .item_size = sizeof(c16) \
+})
+#define wapp_c16_array_with_capacity(CAPACITY) ((C16Array){.items = (c16[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(c16)})
+#define wapp_c16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c16_array_pop(ARRAY_PTR) : \
+  (c16){0} \
+)
+#define wapp_c32_array(...) ((C32Array){ \
+  .items = (c32[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c32, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(c32, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(c32, __VA_ARGS__) * 2), \
+  .item_size = sizeof(c32) \
+})
+#define wapp_c32_array_with_capacity(CAPACITY) ((C32Array){.items = (c32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(c32)})
+#define wapp_c32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_c32_array_pop(ARRAY_PTR) : \
+  (c32){0} \
+)
+#define wapp_i8_array(...) ((I8Array){ \
+  .items = (i8[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i8, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(i8, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i8, __VA_ARGS__) * 2), \
+  .item_size = sizeof(i8) \
+})
+#define wapp_i8_array_with_capacity(CAPACITY) ((I8Array){.items = (i8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i8)})
+#define wapp_i8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i8_array_pop(ARRAY_PTR) : \
+  (i8){0} \
+)
+#define wapp_i16_array(...) ((I16Array){ \
+  .items = (i16[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i16, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(i16, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i16, __VA_ARGS__) * 2), \
+  .item_size = sizeof(i16) \
+})
+#define wapp_i16_array_with_capacity(CAPACITY) ((I16Array){.items = (i16[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i16)})
+#define wapp_i16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i16_array_pop(ARRAY_PTR) : \
+  (i16){0} \
+)
+#define wapp_i32_array(...) ((I32Array){ \
+  .items = (i32[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i32, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(i32, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i32, __VA_ARGS__) * 2), \
+  .item_size = sizeof(i32) \
+})
+#define wapp_i32_array_with_capacity(CAPACITY) ((I32Array){.items = (i32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i32)})
+#define wapp_i32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i32_array_pop(ARRAY_PTR) : \
+  (i32){0} \
+)
+#define wapp_i64_array(...) ((I64Array){ \
+  .items = (i64[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i64, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(i64, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(i64, __VA_ARGS__) * 2), \
+  .item_size = sizeof(i64) \
+})
+#define wapp_i64_array_with_capacity(CAPACITY) ((I64Array){.items = (i64[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(i64)})
+#define wapp_i64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_i64_array_pop(ARRAY_PTR) : \
+  (i64){0} \
+)
+#define wapp_u8_array(...) ((U8Array){ \
+  .items = (u8[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u8, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(u8, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u8, __VA_ARGS__) * 2), \
+  .item_size = sizeof(u8) \
+})
+#define wapp_u8_array_with_capacity(CAPACITY) ((U8Array){.items = (u8[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u8)})
+#define wapp_u8_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u8_array_pop(ARRAY_PTR) : \
+  (u8){0} \
+)
+#define wapp_u16_array(...) ((U16Array){ \
+  .items = (u16[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u16, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(u16, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u16, __VA_ARGS__) * 2), \
+  .item_size = sizeof(u16) \
+})
+#define wapp_u16_array_with_capacity(CAPACITY) ((U16Array){.items = (u16[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u16)})
+#define wapp_u16_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u16_array_pop(ARRAY_PTR) : \
+  (u16){0} \
+)
+#define wapp_u32_array(...) ((U32Array){ \
+  .items = (u32[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u32, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(u32, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u32, __VA_ARGS__) * 2), \
+  .item_size = sizeof(u32) \
+})
+#define wapp_u32_array_with_capacity(CAPACITY) ((U32Array){.items = (u32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u32)})
+#define wapp_u32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u32_array_pop(ARRAY_PTR) : \
+  (u32){0} \
+)
+#define wapp_u64_array(...) ((U64Array){ \
+  .items = (u64[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u64, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(u64, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(u64, __VA_ARGS__) * 2), \
+  .item_size = sizeof(u64) \
+})
+#define wapp_u64_array_with_capacity(CAPACITY) ((U64Array){.items = (u64[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(u64)})
+#define wapp_u64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_u64_array_pop(ARRAY_PTR) : \
+  (u64){0} \
+)
+#define wapp_f32_array(...) ((F32Array){ \
+  .items = (f32[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f32, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(f32, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f32, __VA_ARGS__) * 2), \
+  .item_size = sizeof(f32) \
+})
+#define wapp_f32_array_with_capacity(CAPACITY) ((F32Array){.items = (f32[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(f32)})
+#define wapp_f32_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f32_array_pop(ARRAY_PTR) : \
+  (f32){0} \
+)
+#define wapp_f64_array(...) ((F64Array){ \
+  .items = (f64[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f64, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(f64, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f64, __VA_ARGS__) * 2), \
+  .item_size = sizeof(f64) \
+})
+#define wapp_f64_array_with_capacity(CAPACITY) ((F64Array){.items = (f64[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(f64)})
+#define wapp_f64_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f64_array_pop(ARRAY_PTR) : \
+  (f64){0} \
+)
+#define wapp_f128_array(...) ((F128Array){ \
+  .items = (f128[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f128, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(f128, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(f128, __VA_ARGS__) * 2), \
+  .item_size = sizeof(f128) \
+})
+#define wapp_f128_array_with_capacity(CAPACITY) ((F128Array){.items = (f128[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(f128)})
+#define wapp_f128_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_f128_array_pop(ARRAY_PTR) : \
+  (f128){0} \
+)
+#define wapp_iptr_array(...) ((IptrArray){ \
+  .items = (iptr[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(iptr, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(iptr, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(iptr, __VA_ARGS__) * 2), \
+  .item_size = sizeof(iptr) \
+})
+#define wapp_iptr_array_with_capacity(CAPACITY) ((IptrArray){.items = (iptr[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(iptr)})
+#define wapp_iptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_iptr_array_pop(ARRAY_PTR) : \
+  (iptr){0} \
+)
+#define wapp_uptr_array(...) ((UptrArray){ \
+  .items = (uptr[wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(uptr, __VA_ARGS__) * 2)]){__VA_ARGS__}, \
+  .count = wapp_misc_utils_va_args_count(uptr, __VA_ARGS__), \
+  .capacity = wapp_misc_utils_u64_round_up_pow2(wapp_misc_utils_va_args_count(uptr, __VA_ARGS__) * 2), \
+  .item_size = sizeof(uptr) \
+})
+#define wapp_uptr_array_with_capacity(CAPACITY) ((UptrArray){.items = (uptr[CAPACITY]){0}, .count = 0, .capacity = CAPACITY, .item_size = sizeof(uptr)})
+#define wapp_uptr_array_pop(ARRAY_PTR) (ARRAY_PTR != NULL && (ARRAY_PTR)->count > 0 ? \
+  *_uptr_array_pop(ARRAY_PTR) : \
+  (uptr){0} \
+)
+#endif // !WAPP_PLATFORM_CPP
+
+typedef struct str8 Str8;
+
+typedef struct GenericArray GenericArray;
+struct GenericArray {
+  void *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct VoidPArray VoidPArray;
+struct VoidPArray {
+  void * *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct Str8Array Str8Array;
+struct Str8Array {
+  Str8 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct B32Array B32Array;
+struct B32Array {
+  b32 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct CharArray CharArray;
+struct CharArray {
+  char *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct C8Array C8Array;
+struct C8Array {
+  c8 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct C16Array C16Array;
+struct C16Array {
+  c16 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct C32Array C32Array;
+struct C32Array {
+  c32 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct I8Array I8Array;
+struct I8Array {
+  i8 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct I16Array I16Array;
+struct I16Array {
+  i16 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct I32Array I32Array;
+struct I32Array {
+  i32 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct I64Array I64Array;
+struct I64Array {
+  i64 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct U8Array U8Array;
+struct U8Array {
+  u8 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct U16Array U16Array;
+struct U16Array {
+  u16 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct U32Array U32Array;
+struct U32Array {
+  u32 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct U64Array U64Array;
+struct U64Array {
+  u64 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct F32Array F32Array;
+struct F32Array {
+  f32 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct F64Array F64Array;
+struct F64Array {
+  f64 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct F128Array F128Array;
+struct F128Array {
+  f128 *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct IptrArray IptrArray;
+struct IptrArray {
+  iptr *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+typedef struct UptrArray UptrArray;
+struct UptrArray {
+  uptr *items;
+  u64 count;
+  u64 capacity;
+  u64 item_size;
+};
+
+void * *wapp_void_ptr_array_get(const VoidPArray *array, u64 index);
+void wapp_void_ptr_array_set(VoidPArray *array, u64 index, void * *item);
+void wapp_void_ptr_array_append_capped(VoidPArray *array, void * *item);
+void wapp_void_ptr_array_extend_capped(VoidPArray *array, const VoidPArray *other);
+void wapp_void_ptr_array_clear(VoidPArray *array);
+void wapp_void_ptr_array_copy_capped(const VoidPArray *src, VoidPArray *dst);
+VoidPArray *wapp_void_ptr_array_append_alloc(const Allocator *allocator, VoidPArray *array, void * *item);
+VoidPArray *wapp_void_ptr_array_extend_alloc(const Allocator *allocator, VoidPArray *array, const VoidPArray *other);
+VoidPArray *wapp_void_ptr_array_copy_alloc(const Allocator *allocator, const VoidPArray *src, VoidPArray *dst);
+void * *_void_ptr_array_pop(VoidPArray *array);
+Str8 *wapp_str8_array_get(const Str8Array *array, u64 index);
+void wapp_str8_array_set(Str8Array *array, u64 index, Str8 *item);
+void wapp_str8_array_append_capped(Str8Array *array, Str8 *item);
+void wapp_str8_array_extend_capped(Str8Array *array, const Str8Array *other);
+void wapp_str8_array_clear(Str8Array *array);
+void wapp_str8_array_copy_capped(const Str8Array *src, Str8Array *dst);
+Str8Array *wapp_str8_array_append_alloc(const Allocator *allocator, Str8Array *array, Str8 *item);
+Str8Array *wapp_str8_array_extend_alloc(const Allocator *allocator, Str8Array *array, const Str8Array *other);
+Str8Array *wapp_str8_array_copy_alloc(const Allocator *allocator, const Str8Array *src, Str8Array *dst);
+Str8 *_str8_array_pop(Str8Array *array);
+b32 *wapp_b32_array_get(const B32Array *array, u64 index);
+void wapp_b32_array_set(B32Array *array, u64 index, b32 *item);
+void wapp_b32_array_append_capped(B32Array *array, b32 *item);
+void wapp_b32_array_extend_capped(B32Array *array, const B32Array *other);
+void wapp_b32_array_clear(B32Array *array);
+void wapp_b32_array_copy_capped(const B32Array *src, B32Array *dst);
+B32Array *wapp_b32_array_append_alloc(const Allocator *allocator, B32Array *array, b32 *item);
+B32Array *wapp_b32_array_extend_alloc(const Allocator *allocator, B32Array *array, const B32Array *other);
+B32Array *wapp_b32_array_copy_alloc(const Allocator *allocator, const B32Array *src, B32Array *dst);
+b32 *_b32_array_pop(B32Array *array);
+char *wapp_char_array_get(const CharArray *array, u64 index);
+void wapp_char_array_set(CharArray *array, u64 index, char *item);
+void wapp_char_array_append_capped(CharArray *array, char *item);
+void wapp_char_array_extend_capped(CharArray *array, const CharArray *other);
+void wapp_char_array_clear(CharArray *array);
+void wapp_char_array_copy_capped(const CharArray *src, CharArray *dst);
+CharArray *wapp_char_array_append_alloc(const Allocator *allocator, CharArray *array, char *item);
+CharArray *wapp_char_array_extend_alloc(const Allocator *allocator, CharArray *array, const CharArray *other);
+CharArray *wapp_char_array_copy_alloc(const Allocator *allocator, const CharArray *src, CharArray *dst);
+char *_char_array_pop(CharArray *array);
+c8 *wapp_c8_array_get(const C8Array *array, u64 index);
+void wapp_c8_array_set(C8Array *array, u64 index, c8 *item);
+void wapp_c8_array_append_capped(C8Array *array, c8 *item);
+void wapp_c8_array_extend_capped(C8Array *array, const C8Array *other);
+void wapp_c8_array_clear(C8Array *array);
+void wapp_c8_array_copy_capped(const C8Array *src, C8Array *dst);
+C8Array *wapp_c8_array_append_alloc(const Allocator *allocator, C8Array *array, c8 *item);
+C8Array *wapp_c8_array_extend_alloc(const Allocator *allocator, C8Array *array, const C8Array *other);
+C8Array *wapp_c8_array_copy_alloc(const Allocator *allocator, const C8Array *src, C8Array *dst);
+c8 *_c8_array_pop(C8Array *array);
+c16 *wapp_c16_array_get(const C16Array *array, u64 index);
+void wapp_c16_array_set(C16Array *array, u64 index, c16 *item);
+void wapp_c16_array_append_capped(C16Array *array, c16 *item);
+void wapp_c16_array_extend_capped(C16Array *array, const C16Array *other);
+void wapp_c16_array_clear(C16Array *array);
+void wapp_c16_array_copy_capped(const C16Array *src, C16Array *dst);
+C16Array *wapp_c16_array_append_alloc(const Allocator *allocator, C16Array *array, c16 *item);
+C16Array *wapp_c16_array_extend_alloc(const Allocator *allocator, C16Array *array, const C16Array *other);
+C16Array *wapp_c16_array_copy_alloc(const Allocator *allocator, const C16Array *src, C16Array *dst);
+c16 *_c16_array_pop(C16Array *array);
+c32 *wapp_c32_array_get(const C32Array *array, u64 index);
+void wapp_c32_array_set(C32Array *array, u64 index, c32 *item);
+void wapp_c32_array_append_capped(C32Array *array, c32 *item);
+void wapp_c32_array_extend_capped(C32Array *array, const C32Array *other);
+void wapp_c32_array_clear(C32Array *array);
+void wapp_c32_array_copy_capped(const C32Array *src, C32Array *dst);
+C32Array *wapp_c32_array_append_alloc(const Allocator *allocator, C32Array *array, c32 *item);
+C32Array *wapp_c32_array_extend_alloc(const Allocator *allocator, C32Array *array, const C32Array *other);
+C32Array *wapp_c32_array_copy_alloc(const Allocator *allocator, const C32Array *src, C32Array *dst);
+c32 *_c32_array_pop(C32Array *array);
+i8 *wapp_i8_array_get(const I8Array *array, u64 index);
+void wapp_i8_array_set(I8Array *array, u64 index, i8 *item);
+void wapp_i8_array_append_capped(I8Array *array, i8 *item);
+void wapp_i8_array_extend_capped(I8Array *array, const I8Array *other);
+void wapp_i8_array_clear(I8Array *array);
+void wapp_i8_array_copy_capped(const I8Array *src, I8Array *dst);
+I8Array *wapp_i8_array_append_alloc(const Allocator *allocator, I8Array *array, i8 *item);
+I8Array *wapp_i8_array_extend_alloc(const Allocator *allocator, I8Array *array, const I8Array *other);
+I8Array *wapp_i8_array_copy_alloc(const Allocator *allocator, const I8Array *src, I8Array *dst);
+i8 *_i8_array_pop(I8Array *array);
+i16 *wapp_i16_array_get(const I16Array *array, u64 index);
+void wapp_i16_array_set(I16Array *array, u64 index, i16 *item);
+void wapp_i16_array_append_capped(I16Array *array, i16 *item);
+void wapp_i16_array_extend_capped(I16Array *array, const I16Array *other);
+void wapp_i16_array_clear(I16Array *array);
+void wapp_i16_array_copy_capped(const I16Array *src, I16Array *dst);
+I16Array *wapp_i16_array_append_alloc(const Allocator *allocator, I16Array *array, i16 *item);
+I16Array *wapp_i16_array_extend_alloc(const Allocator *allocator, I16Array *array, const I16Array *other);
+I16Array *wapp_i16_array_copy_alloc(const Allocator *allocator, const I16Array *src, I16Array *dst);
+i16 *_i16_array_pop(I16Array *array);
+i32 *wapp_i32_array_get(const I32Array *array, u64 index);
+void wapp_i32_array_set(I32Array *array, u64 index, i32 *item);
+void wapp_i32_array_append_capped(I32Array *array, i32 *item);
+void wapp_i32_array_extend_capped(I32Array *array, const I32Array *other);
+void wapp_i32_array_clear(I32Array *array);
+void wapp_i32_array_copy_capped(const I32Array *src, I32Array *dst);
+I32Array *wapp_i32_array_append_alloc(const Allocator *allocator, I32Array *array, i32 *item);
+I32Array *wapp_i32_array_extend_alloc(const Allocator *allocator, I32Array *array, const I32Array *other);
+I32Array *wapp_i32_array_copy_alloc(const Allocator *allocator, const I32Array *src, I32Array *dst);
+i32 *_i32_array_pop(I32Array *array);
+i64 *wapp_i64_array_get(const I64Array *array, u64 index);
+void wapp_i64_array_set(I64Array *array, u64 index, i64 *item);
+void wapp_i64_array_append_capped(I64Array *array, i64 *item);
+void wapp_i64_array_extend_capped(I64Array *array, const I64Array *other);
+void wapp_i64_array_clear(I64Array *array);
+void wapp_i64_array_copy_capped(const I64Array *src, I64Array *dst);
+I64Array *wapp_i64_array_append_alloc(const Allocator *allocator, I64Array *array, i64 *item);
+I64Array *wapp_i64_array_extend_alloc(const Allocator *allocator, I64Array *array, const I64Array *other);
+I64Array *wapp_i64_array_copy_alloc(const Allocator *allocator, const I64Array *src, I64Array *dst);
+i64 *_i64_array_pop(I64Array *array);
+u8 *wapp_u8_array_get(const U8Array *array, u64 index);
+void wapp_u8_array_set(U8Array *array, u64 index, u8 *item);
+void wapp_u8_array_append_capped(U8Array *array, u8 *item);
+void wapp_u8_array_extend_capped(U8Array *array, const U8Array *other);
+void wapp_u8_array_clear(U8Array *array);
+void wapp_u8_array_copy_capped(const U8Array *src, U8Array *dst);
+U8Array *wapp_u8_array_append_alloc(const Allocator *allocator, U8Array *array, u8 *item);
+U8Array *wapp_u8_array_extend_alloc(const Allocator *allocator, U8Array *array, const U8Array *other);
+U8Array *wapp_u8_array_copy_alloc(const Allocator *allocator, const U8Array *src, U8Array *dst);
+u8 *_u8_array_pop(U8Array *array);
+u16 *wapp_u16_array_get(const U16Array *array, u64 index);
+void wapp_u16_array_set(U16Array *array, u64 index, u16 *item);
+void wapp_u16_array_append_capped(U16Array *array, u16 *item);
+void wapp_u16_array_extend_capped(U16Array *array, const U16Array *other);
+void wapp_u16_array_clear(U16Array *array);
+void wapp_u16_array_copy_capped(const U16Array *src, U16Array *dst);
+U16Array *wapp_u16_array_append_alloc(const Allocator *allocator, U16Array *array, u16 *item);
+U16Array *wapp_u16_array_extend_alloc(const Allocator *allocator, U16Array *array, const U16Array *other);
+U16Array *wapp_u16_array_copy_alloc(const Allocator *allocator, const U16Array *src, U16Array *dst);
+u16 *_u16_array_pop(U16Array *array);
+u32 *wapp_u32_array_get(const U32Array *array, u64 index);
+void wapp_u32_array_set(U32Array *array, u64 index, u32 *item);
+void wapp_u32_array_append_capped(U32Array *array, u32 *item);
+void wapp_u32_array_extend_capped(U32Array *array, const U32Array *other);
+void wapp_u32_array_clear(U32Array *array);
+void wapp_u32_array_copy_capped(const U32Array *src, U32Array *dst);
+U32Array *wapp_u32_array_append_alloc(const Allocator *allocator, U32Array *array, u32 *item);
+U32Array *wapp_u32_array_extend_alloc(const Allocator *allocator, U32Array *array, const U32Array *other);
+U32Array *wapp_u32_array_copy_alloc(const Allocator *allocator, const U32Array *src, U32Array *dst);
+u32 *_u32_array_pop(U32Array *array);
+u64 *wapp_u64_array_get(const U64Array *array, u64 index);
+void wapp_u64_array_set(U64Array *array, u64 index, u64 *item);
+void wapp_u64_array_append_capped(U64Array *array, u64 *item);
+void wapp_u64_array_extend_capped(U64Array *array, const U64Array *other);
+void wapp_u64_array_clear(U64Array *array);
+void wapp_u64_array_copy_capped(const U64Array *src, U64Array *dst);
+U64Array *wapp_u64_array_append_alloc(const Allocator *allocator, U64Array *array, u64 *item);
+U64Array *wapp_u64_array_extend_alloc(const Allocator *allocator, U64Array *array, const U64Array *other);
+U64Array *wapp_u64_array_copy_alloc(const Allocator *allocator, const U64Array *src, U64Array *dst);
+u64 *_u64_array_pop(U64Array *array);
+f32 *wapp_f32_array_get(const F32Array *array, u64 index);
+void wapp_f32_array_set(F32Array *array, u64 index, f32 *item);
+void wapp_f32_array_append_capped(F32Array *array, f32 *item);
+void wapp_f32_array_extend_capped(F32Array *array, const F32Array *other);
+void wapp_f32_array_clear(F32Array *array);
+void wapp_f32_array_copy_capped(const F32Array *src, F32Array *dst);
+F32Array *wapp_f32_array_append_alloc(const Allocator *allocator, F32Array *array, f32 *item);
+F32Array *wapp_f32_array_extend_alloc(const Allocator *allocator, F32Array *array, const F32Array *other);
+F32Array *wapp_f32_array_copy_alloc(const Allocator *allocator, const F32Array *src, F32Array *dst);
+f32 *_f32_array_pop(F32Array *array);
+f64 *wapp_f64_array_get(const F64Array *array, u64 index);
+void wapp_f64_array_set(F64Array *array, u64 index, f64 *item);
+void wapp_f64_array_append_capped(F64Array *array, f64 *item);
+void wapp_f64_array_extend_capped(F64Array *array, const F64Array *other);
+void wapp_f64_array_clear(F64Array *array);
+void wapp_f64_array_copy_capped(const F64Array *src, F64Array *dst);
+F64Array *wapp_f64_array_append_alloc(const Allocator *allocator, F64Array *array, f64 *item);
+F64Array *wapp_f64_array_extend_alloc(const Allocator *allocator, F64Array *array, const F64Array *other);
+F64Array *wapp_f64_array_copy_alloc(const Allocator *allocator, const F64Array *src, F64Array *dst);
+f64 *_f64_array_pop(F64Array *array);
+f128 *wapp_f128_array_get(const F128Array *array, u64 index);
+void wapp_f128_array_set(F128Array *array, u64 index, f128 *item);
+void wapp_f128_array_append_capped(F128Array *array, f128 *item);
+void wapp_f128_array_extend_capped(F128Array *array, const F128Array *other);
+void wapp_f128_array_clear(F128Array *array);
+void wapp_f128_array_copy_capped(const F128Array *src, F128Array *dst);
+F128Array *wapp_f128_array_append_alloc(const Allocator *allocator, F128Array *array, f128 *item);
+F128Array *wapp_f128_array_extend_alloc(const Allocator *allocator, F128Array *array, const F128Array *other);
+F128Array *wapp_f128_array_copy_alloc(const Allocator *allocator, const F128Array *src, F128Array *dst);
+f128 *_f128_array_pop(F128Array *array);
+iptr *wapp_iptr_array_get(const IptrArray *array, u64 index);
+void wapp_iptr_array_set(IptrArray *array, u64 index, iptr *item);
+void wapp_iptr_array_append_capped(IptrArray *array, iptr *item);
+void wapp_iptr_array_extend_capped(IptrArray *array, const IptrArray *other);
+void wapp_iptr_array_clear(IptrArray *array);
+void wapp_iptr_array_copy_capped(const IptrArray *src, IptrArray *dst);
+IptrArray *wapp_iptr_array_append_alloc(const Allocator *allocator, IptrArray *array, iptr *item);
+IptrArray *wapp_iptr_array_extend_alloc(const Allocator *allocator, IptrArray *array, const IptrArray *other);
+IptrArray *wapp_iptr_array_copy_alloc(const Allocator *allocator, const IptrArray *src, IptrArray *dst);
+iptr *_iptr_array_pop(IptrArray *array);
+uptr *wapp_uptr_array_get(const UptrArray *array, u64 index);
+void wapp_uptr_array_set(UptrArray *array, u64 index, uptr *item);
+void wapp_uptr_array_append_capped(UptrArray *array, uptr *item);
+void wapp_uptr_array_extend_capped(UptrArray *array, const UptrArray *other);
+void wapp_uptr_array_clear(UptrArray *array);
+void wapp_uptr_array_copy_capped(const UptrArray *src, UptrArray *dst);
+UptrArray *wapp_uptr_array_append_alloc(const Allocator *allocator, UptrArray *array, uptr *item);
+UptrArray *wapp_uptr_array_extend_alloc(const Allocator *allocator, UptrArray *array, const UptrArray *other);
+UptrArray *wapp_uptr_array_copy_alloc(const Allocator *allocator, const UptrArray *src, UptrArray *dst);
+uptr *_uptr_array_pop(UptrArray *array);
+GenericArray *_array_alloc_capacity(const Allocator *allocator, u64 capacity, u64 item_size);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !ARRAY_H

src/primitives/dbl_list/dbl_list.h

@@ -0,0 +1,520 @@
+/**
+ * THIS FILE IS AUTOMATICALLY GENERATED. ANY MODIFICATIONS TO IT WILL BE OVERWRITTEN.
+ */
+
+#ifndef DBL_LIST_H
+#define DBL_LIST_H
+
+#include "../../common/aliases/aliases.h"
+#include "../../common/platform/platform.h"
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_void_ptr_list_node(ITEM_PTR) VoidPNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_str8_list_node(ITEM_PTR) Str8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_b32_list_node(ITEM_PTR) B32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_char_list_node(ITEM_PTR) CharNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_c8_list_node(ITEM_PTR) C8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_c16_list_node(ITEM_PTR) C16Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_c32_list_node(ITEM_PTR) C32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i8_list_node(ITEM_PTR) I8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i16_list_node(ITEM_PTR) I16Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i32_list_node(ITEM_PTR) I32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_i64_list_node(ITEM_PTR) I64Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u8_list_node(ITEM_PTR) U8Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u16_list_node(ITEM_PTR) U16Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u32_list_node(ITEM_PTR) U32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_u64_list_node(ITEM_PTR) U64Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_f32_list_node(ITEM_PTR) F32Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_f64_list_node(ITEM_PTR) F64Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_f128_list_node(ITEM_PTR) F128Node{ITEM_PTR, nullptr, nullptr}
+#define wapp_iptr_list_node(ITEM_PTR) IptrNode{ITEM_PTR, nullptr, nullptr}
+#define wapp_uptr_list_node(ITEM_PTR) UptrNode{ITEM_PTR, nullptr, nullptr}
+#else
+#define wapp_void_ptr_list_node(ITEM_PTR) ((VoidPNode){.item = ITEM_PTR})
+#define wapp_str8_list_node(ITEM_PTR) ((Str8Node){.item = ITEM_PTR})
+#define wapp_b32_list_node(ITEM_PTR) ((B32Node){.item = ITEM_PTR})
+#define wapp_char_list_node(ITEM_PTR) ((CharNode){.item = ITEM_PTR})
+#define wapp_c8_list_node(ITEM_PTR) ((C8Node){.item = ITEM_PTR})
+#define wapp_c16_list_node(ITEM_PTR) ((C16Node){.item = ITEM_PTR})
+#define wapp_c32_list_node(ITEM_PTR) ((C32Node){.item = ITEM_PTR})
+#define wapp_i8_list_node(ITEM_PTR) ((I8Node){.item = ITEM_PTR})
+#define wapp_i16_list_node(ITEM_PTR) ((I16Node){.item = ITEM_PTR})
+#define wapp_i32_list_node(ITEM_PTR) ((I32Node){.item = ITEM_PTR})
+#define wapp_i64_list_node(ITEM_PTR) ((I64Node){.item = ITEM_PTR})
+#define wapp_u8_list_node(ITEM_PTR) ((U8Node){.item = ITEM_PTR})
+#define wapp_u16_list_node(ITEM_PTR) ((U16Node){.item = ITEM_PTR})
+#define wapp_u32_list_node(ITEM_PTR) ((U32Node){.item = ITEM_PTR})
+#define wapp_u64_list_node(ITEM_PTR) ((U64Node){.item = ITEM_PTR})
+#define wapp_f32_list_node(ITEM_PTR) ((F32Node){.item = ITEM_PTR})
+#define wapp_f64_list_node(ITEM_PTR) ((F64Node){.item = ITEM_PTR})
+#define wapp_f128_list_node(ITEM_PTR) ((F128Node){.item = ITEM_PTR})
+#define wapp_iptr_list_node(ITEM_PTR) ((IptrNode){.item = ITEM_PTR})
+#define wapp_uptr_list_node(ITEM_PTR) ((UptrNode){.item = ITEM_PTR})
+#endif // !WAPP_PLATFORM_CPP
+
+typedef struct str8 Str8;
+
+typedef struct GenericNode GenericNode;
+struct GenericNode {
+  void *item;
+  GenericNode *prev;
+  GenericNode *next;
+};
+
+typedef struct GenericList GenericList;
+struct GenericList {
+  GenericNode *first;
+  GenericNode *last;
+  u64 node_count;
+};
+
+typedef struct VoidPNode VoidPNode;
+struct VoidPNode {
+  void * *item;
+  VoidPNode *prev;
+  VoidPNode *next;
+};
+
+typedef struct VoidPList VoidPList;
+struct VoidPList {
+  VoidPNode *first;
+  VoidPNode *last;
+  u64 node_count;
+};
+
+typedef struct Str8Node Str8Node;
+struct Str8Node {
+  Str8 *item;
+  Str8Node *prev;
+  Str8Node *next;
+};
+
+typedef struct Str8List Str8List;
+struct Str8List {
+  Str8Node *first;
+  Str8Node *last;
+  u64 node_count;
+};
+
+typedef struct B32Node B32Node;
+struct B32Node {
+  b32 *item;
+  B32Node *prev;
+  B32Node *next;
+};
+
+typedef struct B32List B32List;
+struct B32List {
+  B32Node *first;
+  B32Node *last;
+  u64 node_count;
+};
+
+typedef struct CharNode CharNode;
+struct CharNode {
+  char *item;
+  CharNode *prev;
+  CharNode *next;
+};
+
+typedef struct CharList CharList;
+struct CharList {
+  CharNode *first;
+  CharNode *last;
+  u64 node_count;
+};
+
+typedef struct C8Node C8Node;
+struct C8Node {
+  c8 *item;
+  C8Node *prev;
+  C8Node *next;
+};
+
+typedef struct C8List C8List;
+struct C8List {
+  C8Node *first;
+  C8Node *last;
+  u64 node_count;
+};
+
+typedef struct C16Node C16Node;
+struct C16Node {
+  c16 *item;
+  C16Node *prev;
+  C16Node *next;
+};
+
+typedef struct C16List C16List;
+struct C16List {
+  C16Node *first;
+  C16Node *last;
+  u64 node_count;
+};
+
+typedef struct C32Node C32Node;
+struct C32Node {
+  c32 *item;
+  C32Node *prev;
+  C32Node *next;
+};
+
+typedef struct C32List C32List;
+struct C32List {
+  C32Node *first;
+  C32Node *last;
+  u64 node_count;
+};
+
+typedef struct I8Node I8Node;
+struct I8Node {
+  i8 *item;
+  I8Node *prev;
+  I8Node *next;
+};
+
+typedef struct I8List I8List;
+struct I8List {
+  I8Node *first;
+  I8Node *last;
+  u64 node_count;
+};
+
+typedef struct I16Node I16Node;
+struct I16Node {
+  i16 *item;
+  I16Node *prev;
+  I16Node *next;
+};
+
+typedef struct I16List I16List;
+struct I16List {
+  I16Node *first;
+  I16Node *last;
+  u64 node_count;
+};
+
+typedef struct I32Node I32Node;
+struct I32Node {
+  i32 *item;
+  I32Node *prev;
+  I32Node *next;
+};
+
+typedef struct I32List I32List;
+struct I32List {
+  I32Node *first;
+  I32Node *last;
+  u64 node_count;
+};
+
+typedef struct I64Node I64Node;
+struct I64Node {
+  i64 *item;
+  I64Node *prev;
+  I64Node *next;
+};
+
+typedef struct I64List I64List;
+struct I64List {
+  I64Node *first;
+  I64Node *last;
+  u64 node_count;
+};
+
+typedef struct U8Node U8Node;
+struct U8Node {
+  u8 *item;
+  U8Node *prev;
+  U8Node *next;
+};
+
+typedef struct U8List U8List;
+struct U8List {
+  U8Node *first;
+  U8Node *last;
+  u64 node_count;
+};
+
+typedef struct U16Node U16Node;
+struct U16Node {
+  u16 *item;
+  U16Node *prev;
+  U16Node *next;
+};
+
+typedef struct U16List U16List;
+struct U16List {
+  U16Node *first;
+  U16Node *last;
+  u64 node_count;
+};
+
+typedef struct U32Node U32Node;
+struct U32Node {
+  u32 *item;
+  U32Node *prev;
+  U32Node *next;
+};
+
+typedef struct U32List U32List;
+struct U32List {
+  U32Node *first;
+  U32Node *last;
+  u64 node_count;
+};
+
+typedef struct U64Node U64Node;
+struct U64Node {
+  u64 *item;
+  U64Node *prev;
+  U64Node *next;
+};
+
+typedef struct U64List U64List;
+struct U64List {
+  U64Node *first;
+  U64Node *last;
+  u64 node_count;
+};
+
+typedef struct F32Node F32Node;
+struct F32Node {
+  f32 *item;
+  F32Node *prev;
+  F32Node *next;
+};
+
+typedef struct F32List F32List;
+struct F32List {
+  F32Node *first;
+  F32Node *last;
+  u64 node_count;
+};
+
+typedef struct F64Node F64Node;
+struct F64Node {
+  f64 *item;
+  F64Node *prev;
+  F64Node *next;
+};
+
+typedef struct F64List F64List;
+struct F64List {
+  F64Node *first;
+  F64Node *last;
+  u64 node_count;
+};
+
+typedef struct F128Node F128Node;
+struct F128Node {
+  f128 *item;
+  F128Node *prev;
+  F128Node *next;
+};
+
+typedef struct F128List F128List;
+struct F128List {
+  F128Node *first;
+  F128Node *last;
+  u64 node_count;
+};
+
+typedef struct IptrNode IptrNode;
+struct IptrNode {
+  iptr *item;
+  IptrNode *prev;
+  IptrNode *next;
+};
+
+typedef struct IptrList IptrList;
+struct IptrList {
+  IptrNode *first;
+  IptrNode *last;
+  u64 node_count;
+};
+
+typedef struct UptrNode UptrNode;
+struct UptrNode {
+  uptr *item;
+  UptrNode *prev;
+  UptrNode *next;
+};
+
+typedef struct UptrList UptrList;
+struct UptrList {
+  UptrNode *first;
+  UptrNode *last;
+  u64 node_count;
+};
+
+VoidPNode *wapp_void_ptr_list_get(const VoidPList *list, u64 index);
+void wapp_void_ptr_list_push_front(VoidPList *list, VoidPNode *node);
+void wapp_void_ptr_list_push_back(VoidPList *list, VoidPNode *node);
+void wapp_void_ptr_list_insert(VoidPList *list, VoidPNode *node, u64 index);
+VoidPNode *wapp_void_ptr_list_pop_front(VoidPList *list);
+VoidPNode *wapp_void_ptr_list_pop_back(VoidPList *list);
+VoidPNode *wapp_void_ptr_list_remove(VoidPList *list, u64 index);
+void wapp_void_ptr_list_empty(VoidPList *list);
+Str8Node *wapp_str8_list_get(const Str8List *list, u64 index);
+void wapp_str8_list_push_front(Str8List *list, Str8Node *node);
+void wapp_str8_list_push_back(Str8List *list, Str8Node *node);
+void wapp_str8_list_insert(Str8List *list, Str8Node *node, u64 index);
+Str8Node *wapp_str8_list_pop_front(Str8List *list);
+Str8Node *wapp_str8_list_pop_back(Str8List *list);
+Str8Node *wapp_str8_list_remove(Str8List *list, u64 index);
+void wapp_str8_list_empty(Str8List *list);
+B32Node *wapp_b32_list_get(const B32List *list, u64 index);
+void wapp_b32_list_push_front(B32List *list, B32Node *node);
+void wapp_b32_list_push_back(B32List *list, B32Node *node);
+void wapp_b32_list_insert(B32List *list, B32Node *node, u64 index);
+B32Node *wapp_b32_list_pop_front(B32List *list);
+B32Node *wapp_b32_list_pop_back(B32List *list);
+B32Node *wapp_b32_list_remove(B32List *list, u64 index);
+void wapp_b32_list_empty(B32List *list);
+CharNode *wapp_char_list_get(const CharList *list, u64 index);
+void wapp_char_list_push_front(CharList *list, CharNode *node);
+void wapp_char_list_push_back(CharList *list, CharNode *node);
+void wapp_char_list_insert(CharList *list, CharNode *node, u64 index);
+CharNode *wapp_char_list_pop_front(CharList *list);
+CharNode *wapp_char_list_pop_back(CharList *list);
+CharNode *wapp_char_list_remove(CharList *list, u64 index);
+void wapp_char_list_empty(CharList *list);
+C8Node *wapp_c8_list_get(const C8List *list, u64 index);
+void wapp_c8_list_push_front(C8List *list, C8Node *node);
+void wapp_c8_list_push_back(C8List *list, C8Node *node);
+void wapp_c8_list_insert(C8List *list, C8Node *node, u64 index);
+C8Node *wapp_c8_list_pop_front(C8List *list);
+C8Node *wapp_c8_list_pop_back(C8List *list);
+C8Node *wapp_c8_list_remove(C8List *list, u64 index);
+void wapp_c8_list_empty(C8List *list);
+C16Node *wapp_c16_list_get(const C16List *list, u64 index);
+void wapp_c16_list_push_front(C16List *list, C16Node *node);
+void wapp_c16_list_push_back(C16List *list, C16Node *node);
+void wapp_c16_list_insert(C16List *list, C16Node *node, u64 index);
+C16Node *wapp_c16_list_pop_front(C16List *list);
+C16Node *wapp_c16_list_pop_back(C16List *list);
+C16Node *wapp_c16_list_remove(C16List *list, u64 index);
+void wapp_c16_list_empty(C16List *list);
+C32Node *wapp_c32_list_get(const C32List *list, u64 index);
+void wapp_c32_list_push_front(C32List *list, C32Node *node);
+void wapp_c32_list_push_back(C32List *list, C32Node *node);
+void wapp_c32_list_insert(C32List *list, C32Node *node, u64 index);
+C32Node *wapp_c32_list_pop_front(C32List *list);
+C32Node *wapp_c32_list_pop_back(C32List *list);
+C32Node *wapp_c32_list_remove(C32List *list, u64 index);
+void wapp_c32_list_empty(C32List *list);
+I8Node *wapp_i8_list_get(const I8List *list, u64 index);
+void wapp_i8_list_push_front(I8List *list, I8Node *node);
+void wapp_i8_list_push_back(I8List *list, I8Node *node);
+void wapp_i8_list_insert(I8List *list, I8Node *node, u64 index);
+I8Node *wapp_i8_list_pop_front(I8List *list);
+I8Node *wapp_i8_list_pop_back(I8List *list);
+I8Node *wapp_i8_list_remove(I8List *list, u64 index);
+void wapp_i8_list_empty(I8List *list);
+I16Node *wapp_i16_list_get(const I16List *list, u64 index);
+void wapp_i16_list_push_front(I16List *list, I16Node *node);
+void wapp_i16_list_push_back(I16List *list, I16Node *node);
+void wapp_i16_list_insert(I16List *list, I16Node *node, u64 index);
+I16Node *wapp_i16_list_pop_front(I16List *list);
+I16Node *wapp_i16_list_pop_back(I16List *list);
+I16Node *wapp_i16_list_remove(I16List *list, u64 index);
+void wapp_i16_list_empty(I16List *list);
+I32Node *wapp_i32_list_get(const I32List *list, u64 index);
+void wapp_i32_list_push_front(I32List *list, I32Node *node);
+void wapp_i32_list_push_back(I32List *list, I32Node *node);
+void wapp_i32_list_insert(I32List *list, I32Node *node, u64 index);
+I32Node *wapp_i32_list_pop_front(I32List *list);
+I32Node *wapp_i32_list_pop_back(I32List *list);
+I32Node *wapp_i32_list_remove(I32List *list, u64 index);
+void wapp_i32_list_empty(I32List *list);
+I64Node *wapp_i64_list_get(const I64List *list, u64 index);
+void wapp_i64_list_push_front(I64List *list, I64Node *node);
+void wapp_i64_list_push_back(I64List *list, I64Node *node);
+void wapp_i64_list_insert(I64List *list, I64Node *node, u64 index);
+I64Node *wapp_i64_list_pop_front(I64List *list);
+I64Node *wapp_i64_list_pop_back(I64List *list);
+I64Node *wapp_i64_list_remove(I64List *list, u64 index);
+void wapp_i64_list_empty(I64List *list);
+U8Node *wapp_u8_list_get(const U8List *list, u64 index);
+void wapp_u8_list_push_front(U8List *list, U8Node *node);
+void wapp_u8_list_push_back(U8List *list, U8Node *node);
+void wapp_u8_list_insert(U8List *list, U8Node *node, u64 index);
+U8Node *wapp_u8_list_pop_front(U8List *list);
+U8Node *wapp_u8_list_pop_back(U8List *list);
+U8Node *wapp_u8_list_remove(U8List *list, u64 index);
+void wapp_u8_list_empty(U8List *list);
+U16Node *wapp_u16_list_get(const U16List *list, u64 index);
+void wapp_u16_list_push_front(U16List *list, U16Node *node);
+void wapp_u16_list_push_back(U16List *list, U16Node *node);
+void wapp_u16_list_insert(U16List *list, U16Node *node, u64 index);
+U16Node *wapp_u16_list_pop_front(U16List *list);
+U16Node *wapp_u16_list_pop_back(U16List *list);
+U16Node *wapp_u16_list_remove(U16List *list, u64 index);
+void wapp_u16_list_empty(U16List *list);
+U32Node *wapp_u32_list_get(const U32List *list, u64 index);
+void wapp_u32_list_push_front(U32List *list, U32Node *node);
+void wapp_u32_list_push_back(U32List *list, U32Node *node);
+void wapp_u32_list_insert(U32List *list, U32Node *node, u64 index);
+U32Node *wapp_u32_list_pop_front(U32List *list);
+U32Node *wapp_u32_list_pop_back(U32List *list);
+U32Node *wapp_u32_list_remove(U32List *list, u64 index);
+void wapp_u32_list_empty(U32List *list);
+U64Node *wapp_u64_list_get(const U64List *list, u64 index);
+void wapp_u64_list_push_front(U64List *list, U64Node *node);
+void wapp_u64_list_push_back(U64List *list, U64Node *node);
+void wapp_u64_list_insert(U64List *list, U64Node *node, u64 index);
+U64Node *wapp_u64_list_pop_front(U64List *list);
+U64Node *wapp_u64_list_pop_back(U64List *list);
+U64Node *wapp_u64_list_remove(U64List *list, u64 index);
+void wapp_u64_list_empty(U64List *list);
+F32Node *wapp_f32_list_get(const F32List *list, u64 index);
+void wapp_f32_list_push_front(F32List *list, F32Node *node);
+void wapp_f32_list_push_back(F32List *list, F32Node *node);
+void wapp_f32_list_insert(F32List *list, F32Node *node, u64 index);
+F32Node *wapp_f32_list_pop_front(F32List *list);
+F32Node *wapp_f32_list_pop_back(F32List *list);
+F32Node *wapp_f32_list_remove(F32List *list, u64 index);
+void wapp_f32_list_empty(F32List *list);
+F64Node *wapp_f64_list_get(const F64List *list, u64 index);
+void wapp_f64_list_push_front(F64List *list, F64Node *node);
+void wapp_f64_list_push_back(F64List *list, F64Node *node);
+void wapp_f64_list_insert(F64List *list, F64Node *node, u64 index);
+F64Node *wapp_f64_list_pop_front(F64List *list);
+F64Node *wapp_f64_list_pop_back(F64List *list);
+F64Node *wapp_f64_list_remove(F64List *list, u64 index);
+void wapp_f64_list_empty(F64List *list);
+F128Node *wapp_f128_list_get(const F128List *list, u64 index);
+void wapp_f128_list_push_front(F128List *list, F128Node *node);
+void wapp_f128_list_push_back(F128List *list, F128Node *node);
+void wapp_f128_list_insert(F128List *list, F128Node *node, u64 index);
+F128Node *wapp_f128_list_pop_front(F128List *list);
+F128Node *wapp_f128_list_pop_back(F128List *list);
+F128Node *wapp_f128_list_remove(F128List *list, u64 index);
+void wapp_f128_list_empty(F128List *list);
+IptrNode *wapp_iptr_list_get(const IptrList *list, u64 index);
+void wapp_iptr_list_push_front(IptrList *list, IptrNode *node);
+void wapp_iptr_list_push_back(IptrList *list, IptrNode *node);
+void wapp_iptr_list_insert(IptrList *list, IptrNode *node, u64 index);
+IptrNode *wapp_iptr_list_pop_front(IptrList *list);
+IptrNode *wapp_iptr_list_pop_back(IptrList *list);
+IptrNode *wapp_iptr_list_remove(IptrList *list, u64 index);
+void wapp_iptr_list_empty(IptrList *list);
+UptrNode *wapp_uptr_list_get(const UptrList *list, u64 index);
+void wapp_uptr_list_push_front(UptrList *list, UptrNode *node);
+void wapp_uptr_list_push_back(UptrList *list, UptrNode *node);
+void wapp_uptr_list_insert(UptrList *list, UptrNode *node, u64 index);
+UptrNode *wapp_uptr_list_pop_front(UptrList *list);
+UptrNode *wapp_uptr_list_pop_back(UptrList *list);
+UptrNode *wapp_uptr_list_remove(UptrList *list, u64 index);
+void wapp_uptr_list_empty(UptrList *list);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !DBL_LIST_H

src/primitives/mem_allocator/mem_allocator.c

@@ -0,0 +1,35 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "mem_allocator.h"
+#include "../../common/aliases/aliases.h"
+#include "../../common/assert/assert.h"
+#include <stdlib.h>
+
+void *wapp_mem_allocator_alloc(const Allocator *allocator, u64 size) {
+  wapp_debug_assert(allocator != NULL && (allocator->alloc) != NULL, "`allocator` and `allocator->alloc` should not be NULL");
+  return allocator->alloc(size, allocator->obj);
+}
+
+void *wapp_mem_allocator_alloc_aligned(const Allocator *allocator, u64 size, u64 alignment) {
+  wapp_debug_assert(allocator != NULL && (allocator->alloc_aligned) != NULL, "`allocator` and `allocator->alloc_aligned` should not be NULL");
+  return allocator->alloc_aligned(size, alignment, allocator->obj);
+}
+
+void *wapp_mem_allocator_realloc(const Allocator *allocator, void *ptr, u64 old_size, u64 new_size) {
+  wapp_debug_assert(allocator != NULL && (allocator->realloc) != NULL, "`allocator` and `allocator->realloc` should not be NULL");
+  return allocator->realloc(ptr, old_size, new_size, allocator->obj);
+}
+
+void *wapp_mem_allocator_realloc_aligned(const Allocator *allocator, void *ptr, u64 old_size,
+                                         u64 new_size, u64 alignment) {
+  wapp_debug_assert(allocator != NULL && (allocator->realloc_aligned) != NULL, "`allocator` and `allocator->realloc_aligned` should not be NULL");
+  return allocator->realloc_aligned(ptr, old_size, new_size, alignment, allocator->obj);
+}
+
+void wapp_mem_allocator_free(const Allocator *allocator, void **ptr, u64 size) {
+  if (!allocator || !(allocator->free)) {
+    return;
+  }
+
+  allocator->free(ptr, size, allocator->obj);
+}

src/primitives/mem_allocator/mem_allocator.h

@@ -0,0 +1,50 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef MEM_ALLOCATOR_H
+#define MEM_ALLOCATOR_H
+
+#include "../../common/aliases/aliases.h"
+#include "../../common/platform/platform.h"
+#include <string.h>
+
+#ifdef WAPP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+typedef void *(MemAllocFunc)(u64 size, void *alloc_obj);
+typedef void *(MemAllocAlignedFunc)(u64 size, u64 alignment, void *alloc_obj);
+typedef void *(MemReallocFunc)(void *ptr, u64 old_size, u64 new_size, void *alloc_obj);
+typedef void *(MemReallocAlignedFunc)(void *ptr, u64 old_size, u64 new_size, u64 alignment, void *alloc_obj);
+typedef void  (MemFreeFunc)(void **ptr, u64 size, void *alloc_obj);
+
+typedef struct allocator Allocator;
+struct allocator {
+  void *obj;
+  MemAllocFunc *alloc;
+  MemAllocAlignedFunc *alloc_aligned;
+  MemReallocFunc *realloc;
+  MemReallocAlignedFunc *realloc_aligned;
+  MemFreeFunc *free;
+};
+
+#ifdef WAPP_PLATFORM_CPP
+#define wapp_mem_allocator_invalid(ALLOCATOR) ([&]() {      \
+  Allocator alloc{};                                        \
+  return memcmp(ALLOCATOR, &alloc, sizeof(Allocator)) == 0; \
+}())
+#else
+#define wapp_mem_allocator_invalid(ALLOCATOR) (memcmp(ALLOCATOR, &((Allocator){0}), sizeof(Allocator)) == 0)
+#endif // !WAPP_PLATFORM_CPP
+
+void *wapp_mem_allocator_alloc(const Allocator *allocator, u64 size);
+void *wapp_mem_allocator_alloc_aligned(const Allocator *allocator, u64 size, u64 alignment);
+void *wapp_mem_allocator_realloc(const Allocator *allocator, void *ptr, u64 old_size, u64 new_size);
+void *wapp_mem_allocator_realloc_aligned(const Allocator *allocator, void *ptr, u64 old_size,
+                                         u64 new_size, u64 alignment);
+void wapp_mem_allocator_free(const Allocator *allocator, void **ptr, u64 size);
+
+#ifdef WAPP_PLATFORM_CPP
+END_C_LINKAGE
+#endif // !WAPP_PLATFORM_CPP
+
+#endif // !MEM_ALLOCATOR_H