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fix memory leak and wrong check in font_retrieve

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takase1121 2022-06-15 23:23:13 +08:00
parent 2d412ef64a
commit 7ecc174094
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GPG Key ID: 60EEFFC68EB3031B
1 changed files with 5 additions and 5 deletions
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10
src/api/renderer.c
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@ -60,16 +60,16 @@ static int f_font_load(lua_State *L) {
static bool font_retrieve(lua_State* L, RenFont** fonts, int idx) {
memset(fonts, 0, sizeof(RenFont*)*FONT_FALLBACK_MAX);
if (lua_type(L, 1) != LUA_TTABLE) {
if (lua_type(L, idx) != LUA_TTABLE) {
fonts[0] = *(RenFont**)luaL_checkudata(L, idx, API_TYPE_FONT);
return false;
}
int i = 0;
do {
int len = luaL_len(L, idx); len = len > FONT_FALLBACK_MAX ? FONT_FALLBACK_MAX : len;
for (int i = 0; i < len; i++) {
lua_rawgeti(L, idx, i+1);
fonts[i] = !lua_isnil(L, -1) ? *(RenFont**)luaL_checkudata(L, -1, API_TYPE_FONT) : NULL;
fonts[i] = *(RenFont**) luaL_checkudata(L, -1, API_TYPE_FONT);
lua_pop(L, 1);
} while (fonts[i] && i++ < FONT_FALLBACK_MAX);
}
return true;
}