Function auxsetstr

3rd/lua-5.4.3/src/lapi.c:823–838

** t[k] = value at the top of the stack (where 'k' is a string) */

** t[k] = value at the top of the stack (where 'k' is a string)
*/
static void auxsetstr (lua_State *L, const TValue *t, const char *k) {
  const TValue *slot;
  TString *str = luaS_new(L, k);
  api_checknelems(L, 1);
  if (luaV_fastget(L, t, str, slot, luaH_getstr)) {
    luaV_finishfastset(L, t, slot, s2v(L->top - 1));
    L->top--;  /* pop value */
  }
  else {
    setsvalue2s(L, L->top, str);  /* push 'str' (to make it a TValue) */
    api_incr_top(L);
    luaV_finishset(L, t, s2v(L->top - 1), s2v(L->top - 2), slot);
    L->top -= 2;  /* pop value and key */
  }
  lua_unlock(L);  /* lock done by caller */
}


LUA_API void lua_setglobal (lua_State *L, const char *name) {