Move version into C file

Makefile

@@ -54,7 +54,7 @@ CFLAGS	+=	$(INCLUDE)
 CXXFLAGS	:=	$(CFLAGS) -fno-rtti -fno-exceptions
 
 ASFLAGS	:=	-g $(ARCH)
-LDFLAGS	=	-g $(ARCH) -Wl,-Map,$(notdir $*.map)
+LDFLAGS	=	-g $(ARCH) -Wl,-Map,$(notdir $*.map),--undefined=balatro_version
 
 #---------------------------------------------------------------------------------
 # any extra libraries we wish to link with the project

source/game.c

@@ -28,7 +28,6 @@
 #include "soundbank.h"
 
 #include "list.h"
-#include "version.h"
 
 static uint rng_seed = 0;
 

source/version.c

@@ -1,6 +1,3 @@
-#ifndef VERSION_H
-#define VERSION_H
-
 #ifndef GIT_HASH
 #define GIT_HASH "undef"
 #endif
@@ -9,7 +6,5 @@
 #define GIT_DIRTY "-dirty"
 #endif
 
-__attribute__((used))
+__attribute__((section(".version"), used))
 const char balatro_version[] = "GBALATRO_VERSION:" GIT_HASH GIT_DIRTY;
-
-#endif // VERSION_H