Update code to use stdlib

.gitmodules

@@ -1,3 +1,3 @@
-[submodule "intern/aliases"]
-	path = intern/aliases
-	url = https://git.thewizardapprentice.com/abdelrahman/c-cpp-aliases.git
+[submodule "intern/wizapp"]
+	path = intern/wizapp
+	url = https://git.thewizardapprentice.com/abdelrahman/wizapp-stdlib.git

compile

@@ -1,9 +1,21 @@
 #!/bin/bash
 
 CC=clang
-CFLAGS="-g -Wall -Iinclude -Iintern $(pkg-config --cflags sdl2)"
+CFLAGS="-g -Wall $(pkg-config --cflags sdl2)"
 LIBS="$(pkg-config --libs sdl2) -lm"
-SRC=src/*.c
+INCLUDE="\
+	-Iinclude \
+	-Iintern/wizapp/aliases \
+	-Iintern/wizapp/cpath/include \
+	-Iintern/wizapp/dstr/include \
+	$(find intern/wizapp/mem/include/ -type d | xargs -I{} printf "-I{} ") \
+"
+SRC="\
+	intern/wizapp/cpath/src/*.c \
+	intern/wizapp/dstr/src/*.c \
+	intern/wizapp/mem/src/*/*.c \
+	src/*.c \
+"
 OUT=main
 
-(set -x ; $CC $CFLAGS $LIBS $SRC -o $OUT)
+(set -x ; $CC $CFLAGS $INCLUDE $LIBS $SRC -o $OUT)

include/compositor.h

@@ -1,7 +1,7 @@
 #ifndef COMPOSITOR_H
 #define COMPOSITOR_H
 
-#include "aliases/aliases.h"
+#include "aliases.h"
 
 i32 run_main_loop(void);
 

include/math_utils.h

@@ -1,7 +1,7 @@
 #ifndef MATH_UTILS_H
 #define MATH_UTILS_H
 
-#include "aliases/aliases.h"
+#include "aliases.h"
 
 #define square(x) (x * x)
 #define absolute(x) (x < 0.0 ? x * -1.0 : x)

include/nodes.h

@@ -1,7 +1,7 @@
 #ifndef NODES_H
 #define NODES_H
 
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include "ui.h"
 
 #define MAX_NODES 1024

include/ops.h

@@ -1,7 +1,7 @@
 #ifndef COMP_OPS_H
 #define COMP_OPS_H
 
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include "nodes.h"
 
 enum comp_ops {
@@ -18,7 +18,7 @@ i32 comp_sub(i32 a, i32 b);
 i32 comp_mul(i32 a, i32 b);
 i32 comp_div(i32 a, i32 b);
 
-INTERNAL node_func ops[COUNT_COMP_OPS] = {
+internal node_func ops[COUNT_COMP_OPS] = {
     [COMP_OP_ADD] = comp_add,
     [COMP_OP_SUB] = comp_sub,
     [COMP_OP_MUL] = comp_mul,

include/ui.h

@@ -2,7 +2,7 @@
 #define UI_H
 
 #include "SDL_events.h"
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include "window.h"
 #include <stdbool.h>
 

include/window.h

@@ -1,7 +1,7 @@
 #ifndef WINDOW_H
 #define WINDOW_H
 
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include <SDL2/SDL_pixels.h>
 #include <SDL2/SDL_render.h>
 #include <SDL2/SDL_video.h>

src/compositor.c

@@ -1,4 +1,5 @@
-#include "aliases/aliases.h"
+#include "aliases.h"
+#include "mem_arena.h"
 #include "nodes.h"
 #include "ops.h"
 #include "ui.h"
@@ -15,8 +16,11 @@
 #define WINDOW_WIDTH 1280
 #define WINDOW_HEIGHT 720
 
+#define ARENA_CAPACITY 1 * 1024 * 1024
+
 typedef struct compositor compositor;
 struct compositor {
+  Arena *arena;
   window windows[MAX_WINDOWS];
   u32 active_window;
   SDL_Event event;
@@ -39,8 +43,9 @@ i32 run_main_loop(void) {
   compositor comp = {0};
 
   init_ui_ctx(&(comp.ctx));
+  mem_arena_init(&comp.arena, ARENA_CAPACITY);
 
-  comp.nodes = (node *)malloc(sizeof(node) * MAX_NODES);
+  comp.nodes = (node *)mem_arena_alloc(comp.arena, sizeof(node) * MAX_NODES);
 
   window *main_window = &(comp.windows[0]);
   window *toolbox = &(comp.windows[1]);
@@ -165,6 +170,8 @@ i32 run_main_loop(void) {
 
   SDL_Quit();
 
+  mem_arena_free(&comp.arena);
+
   return EXIT_SUCCESS;
 }
 

src/main.c

@@ -1,4 +1,4 @@
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include "compositor.h"
 
 i32 main(void) { return run_main_loop(); }

src/ops.c

@@ -1,5 +1,5 @@
 #include "ops.h"
-#include "aliases/aliases.h"
+#include "aliases.h"
 
 i32 comp_add(i32 a, i32 b) { return a + b; }
 

src/ui.c

@@ -1,6 +1,6 @@
 #include "ui.h"
 #include "SDL_events.h"
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include "math_utils.h"
 #include "window.h"
 #include <math.h>
@@ -12,8 +12,8 @@
 
 line ui_noodle(const window *wnd, ui_ctx *ctx, line ln,
                ui_elem_colours colours);
-INTERNAL bool aabb(rect rec, i32 x, i32 y);
-INTERNAL line line_from_origin(point origin, f64 angle, i32 line_length);
+internal bool aabb(rect rec, i32 x, i32 y);
+internal line line_from_origin(point origin, f64 angle, i32 line_length);
 
 void init_ui_ctx(ui_ctx *ctx) {
   *ctx = (ui_ctx){0};
@@ -255,12 +255,12 @@ line ui_noodle(const window *wnd, ui_ctx *ctx, line ln,
   return ln;
 }
 
-INTERNAL bool aabb(rect rec, i32 x, i32 y) {
+internal bool aabb(rect rec, i32 x, i32 y) {
   return x > rec.topleft.x && x <= rec.topleft.x + rec.w && y > rec.topleft.y &&
          y <= rec.topleft.y + rec.h;
 }
 
-INTERNAL line line_from_origin(point origin, f64 angle, i32 line_length) {
+internal line line_from_origin(point origin, f64 angle, i32 line_length) {
   f64 rad = radians(angle);
   f64 direction = angle / absolute(angle) * -1;
 

src/window.c

@@ -1,12 +1,12 @@
 #include "window.h"
-#include "aliases/aliases.h"
+#include "aliases.h"
 #include "math_utils.h"
 #include <SDL2/SDL_rect.h>
 #include <SDL2/SDL_render.h>
 #include <SDL2/SDL_video.h>
 #include <stdbool.h>
 
-INTERNAL inline bool inside_triangle(triangle tri, point p);
+internal inline bool inside_triangle(triangle tri, point p);
 
 bool init_window(window *wnd, const char *title, u32 width, u32 height, i32 x,
                  i32 y) {
@@ -162,7 +162,7 @@ void fill_quad(const window *wnd, quad qd, colour colour) {
   fill_triangle(wnd, t1, colour);
 }
 
-INTERNAL inline bool inside_triangle(triangle tri, point p) {
+internal inline bool inside_triangle(triangle tri, point p) {
   // Based on the following video:
   // https://www.youtube.com/watch?v=HYAgJN3x4GA
   f32 cy_min_ay = tri.p2.y - tri.p0.y;