more cleanup on makefile.mk

makefile.mk

@@ -66,19 +66,32 @@ release: CFLAGS= $(FLAGS)
 release: AFLAGS= $(FLAGS)
 release: LIBMD= $(LIB)/libmd.a
 release: $(OUT)/rom.bin $(OUT)/symbol.txt
+.PHONY: release
+
 #release: $(info $$var is [${SRC_C}])
 
 debug: FLAGS= $(DEFAULT_FLAGS) -O1 -DDEBUG=1
 debug: CFLAGS= $(FLAGS) -ggdb
 debug: AFLAGS= $(FLAGS)
 debug: LIBMD= $(LIB)/libmd_debug.a
 debug: $(OUT)/rom.bin $(OUT)/rom.out $(OUT)/symbol.txt
+.PHONY: debug
 
 asm: FLAGS= $(DEFAULT_FLAGS) -O3 -fuse-linker-plugin -fno-web -fno-gcse -fno-unit-at-a-time -fomit-frame-pointer -S
 asm: CFLAGS= $(FLAGS)
 asm: AFLAGS= $(FLAGS)
 asm: LIBMD= $(LIB)/libmd.a
 asm: $(LSTS)
+.PHONY: asm
+
+init: $(SRC)/main.c
+	$(MKDIR) -p $(RES)
+	$(MKDIR) -p $(INCLUDE)
+.PHONY: init
+
+$(SRC)/main.c:
+	$(MKDIR) -p $(dir $@)
+	$(CP) $(GDK)/template/src/main.c $@
 
 # include ext.mk if it exists (better to do it after release rule definition)
 ifneq ("$(wildcard $(GDK)/ext.mk)","")

template/src/main.c

@@ -0,0 +1,18 @@
+#include "genesis.h"
+
+
+int main(bool hardReset)
+{
+    VDP_drawText("Hello world !", 12, 12);
+
+    while(TRUE)
+    {
+        // nothing to do here
+        // ...
+
+        // always call this method at the end of the frame
+        SYS_doVBlankProcess();
+    }
+
+    return 0;
+}