Function luaL_gsub

extlibs/lua/src/lauxlib.c:976–983

LUALIB_API const char *luaL_gsub (lua_State *L, const char *s,
                                  const char *p, const char *r) {
  luaL_Buffer b;
  luaL_buffinit(L, &b);
  luaL_addgsub(&b, s, p, r);
  luaL_pushresult(&b);
  return lua_tostring(L, -1);
}


static void *l_alloc (void *ud, void *ptr, size_t osize, size_t nsize) {