Function lua_pushstring

3rd/lua-5.4.3/src/lapi.c:532–546

LUA_API const char *lua_pushstring (lua_State *L, const char *s) {
  lua_lock(L);
  if (s == NULL)
    setnilvalue(s2v(L->top));
  else {
    TString *ts;
    ts = luaS_new(L, s);
    setsvalue2s(L, L->top, ts);
    s = getstr(ts);  /* internal copy's address */
  }
  api_incr_top(L);
  luaC_checkGC(L);
  lua_unlock(L);
  return s;
}


LUA_API const char *lua_pushvfstring (lua_State *L, const char *fmt,