Function db_setlocal

3rd/lua-5.4.3/src/ldblib.c:234–252

static int db_setlocal (lua_State *L) {
  int arg;
  const char *name;
  lua_State *L1 = getthread(L, &arg);
  lua_Debug ar;
  int level = (int)luaL_checkinteger(L, arg + 1);
  int nvar = (int)luaL_checkinteger(L, arg + 2);
  if (l_unlikely(!lua_getstack(L1, level, &ar)))  /* out of range? */
    return luaL_argerror(L, arg+1, "level out of range");
  luaL_checkany(L, arg+3);
  lua_settop(L, arg+3);
  checkstack(L, L1, 1);
  lua_xmove(L, L1, 1);
  name = lua_setlocal(L1, &ar, nvar);
  if (name == NULL)
    lua_pop(L1, 1);  /* pop value (if not popped by 'lua_setlocal') */
  lua_pushstring(L, name);
  return 1;
}


/*