Read lua through physfs

src/io_util.c

@@ -3,13 +3,34 @@
 #include "io_util.h"
 #include "util.h"
 
+static void
+file_error(const char *path)
+{
+	PHYSFS_ErrorCode code = PHYSFS_getLastErrorCode();
+	fatal("Unable to open file %s: (%d) %s", path, code, PHYSFS_getErrorByCode(code));
+}
+
 SDL_RWops *
 io_load_rwops(const char *path)
 {
-	if (!PHYSFS_exists(path)) {
-		PHYSFS_ErrorCode code = PHYSFS_getLastErrorCode();
-		fatal("Unable to open file %s: (%d) %s", path, code, PHYSFS_getErrorByCode(code));
-	}
+	if (!PHYSFS_exists(path))
+		file_error(path);
 
 	return PHYSFSRWOPS_openRead(path);
 }
+
+void
+io_load_lua_buffer(char **dest, unsigned long *len, const char *filepath)
+{
+	if (!PHYSFS_exists(filepath))
+		file_error(filepath);
+
+	PHYSFS_File *file = PHYSFS_openRead(filepath);
+	PHYSFS_sint64 size = (unsigned long) PHYSFS_fileLength(file);
+	char *buffer = ec_malloc(sizeof(char) * (unsigned long) size);
+	PHYSFS_read(file, buffer, 1, (PHYSFS_uint32) size);
+	PHYSFS_close(file);
+
+	*len = (unsigned long) size;
+	*dest = buffer;
+}

src/io_util.h

@@ -24,4 +24,7 @@
 SDL_RWops *
 io_load_rwops(const char *path);
 
+void
+io_load_lua_buffer(char **dest, unsigned long *len, const char *filepath);
+
 #endif // IO_UTIL_H_

src/main.c

@@ -630,6 +630,7 @@ int main(int argc, char *argv[])
 #else
 	PHYSFS_mount("assets", NULL, 0);
 #endif // DEBUG
+	PHYSFS_mount("data", NULL, 0);
 
 	if (!init())
 		return 1;

src/map_lua.c

@@ -309,14 +309,20 @@ l_add_monster(lua_State *L)
 }
 
 static Map*
-generate_map(unsigned int level, char *file, SDL_Renderer *renderer)
+generate_map(unsigned int level, const char *file, SDL_Renderer *renderer)
 {
 	int status, result;
 
 	info("Running lua map script: %s", file);
 
 	lua_State *L = load_lua_state();
-	status = luaL_loadfile(L, file);
+
+	char *buffer = NULL;
+	long unsigned int len;
+	io_load_lua_buffer(&buffer, &len, file);
+	status = luaL_loadbuffer(L, buffer, len, file);
+	free(buffer);
+
 	if (status) {
 		fatal("Couldn't load file: %s\n", lua_tostring(L, -1));
 	}
@@ -372,13 +378,13 @@ generate_map(unsigned int level, char *file, SDL_Renderer *renderer)
 
 Map* map_lua_generator_single_room__run(unsigned int level, SDL_Renderer *renderer)
 {
-	char file[] = "data/menumapgen.lua";
+	char file[] = "menumapgen.lua";
 	return generate_map(level, file, renderer);
 }
 
 Map* map_lua_generator_run(unsigned int level, SDL_Renderer *renderer)
 {
-	char file[] = "data/mapgen.lua";
+	char file[] = "mapgen.lua";
 	return generate_map(level, file, renderer);
 }
 

src/skillbar.c

@@ -35,12 +35,12 @@ load_texture(SkillBar *bar, const char *path, SDL_Renderer *renderer)
 	ht_set(bar->textures, path, t);
 
 	for (unsigned int i = 0; i < 4; ++i) {
-		char buffer[1];
+		char buffer[4];
 		Sprite *s = sprite_create();
 		s->pos = (Position) { i * 32 + 20, 20 };
 		s->fixed = true;
 		sprite_load_text_texture(s, "GUI/SDS_8x8.ttf", 0, 8);
-		m_sprintf(buffer, 1, "%u", i+1);
+		m_sprintf(buffer, 4, "%u", i+1);
 		texture_load_from_text(s->textures[0], buffer, c_yellow, renderer);
 		linkedlist_append(&bar->sprites, s);
 	}