Switch to using Makefile for *nix systems

Makefile

@@ -0,0 +1,57 @@
+CC           = clang
+BUILD_TYPE   = debug
+CFLAGS       = -Wall -Wextra -Werror -pedantic
+LIBFLAGS     = -fPIC -shared
+KERNEL       = $(shell uname -s)
+MACHINE      = $(shell uname -m)
+PLATFORM     = $(KERNEL)_$(MACHINE)
+TEST_INCLUDE = -Isrc $(shell find tests -type d | xargs -I{} echo -n "-I{} ")
+TEST_SRC     = src/wapp.c $(shell find tests -type f -name "*.c" | xargs -I{} echo -n "{} ")
+BUILD_DIR    = libwapp-build/$(PLATFORM)-$(BUILD_TYPE)
+LIB_OUT      = $(BUILD_DIR)/libwapp.so
+TEST_OUT     = $(BUILD_DIR)/wapptest
+
+ifeq ($(BUILD_TYPE),debug)
+	CFLAGS += -g -fsanitize=address,undefined
+else ifeq ($(BUILD_TYPE),release)
+	CFLAGS += -O3
+else
+	$(error Invalid BUILD type '$(BUILD_TYPE)'. Use 'debug' 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
+
+.PHONY: all clean builddir codegen build-test run-test build-lib full testing core
+
+all: clean builddir codegen run-test full
+
+clean:
+	@rm -rf $(BUILD_DIR)
+
+builddir:
+	@mkdir -p $(BUILD_DIR)
+
+codegen:
+	python3 -m codegen
+
+build-test:
+	$(CC) $(CFLAGS) $(TEST_INCLUDE) $(TEST_SRC) -o $(TEST_OUT)
+
+run-test: build-test
+	@$(TEST_OUT)
+	@rm $(TEST_OUT)
+
+build-lib:
+	$(CC) $(CFLAGS) $(LIBFLAGS) $(LIB_SRC) -o $(LIB_OUT)
+
+full: LIB_SRC = src/wapp.c
+full: build-lib
+
+testing: LIB_SRC = src/testing/wapp_testing.c
+testing: build-lib
+
+core: LIB_SRC = src/core/wapp_core.c
+core: build-lib