Function dfhack_lineedit_sync

library/LuaTools.cpp:422–453

}

static int dfhack_lineedit_sync(lua_State *S, Console *pstream)
{
    const char *prompt = luaL_optstring(S, 1, ">> ");
    const char *hfile = luaL_optstring(S, 2, NULL);

    DFHack::CommandHistory hist;
    if (hfile)
        hist.load(std::filesystem::path{ hfile });

    std::string ret;
    int rv = pstream->lineedit(prompt, ret, hist);

    if (rv == Console::RETRY)
        rv = 0; /* return empty string to lua */

    if (rv < 0)
    {
        lua_pushnil(S);
        if (rv == Console::SHUTDOWN)
            lua_pushstring(S, "shutdown requested");
        else
            lua_pushstring(S, "input error");
        return 2;
    }
    else
    {
        if (hfile)
            hist.save(std::filesystem::path{ hfile });
        lua_pushlstring(S, ret.data(), ret.size());
        return 1;
    }
}

static int DFHACK_QUERY_COROTABLE_TOKEN = 0;