151 lines
3.0 KiB
C++
151 lines
3.0 KiB
C++
#include "lua_wraper.h"
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void LuaDelegate::Stop()
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{
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}
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int LuaDelegate::DoString(std::string scr) {
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if (mVM != nullptr){
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int ret = luaL_dostring(mVM,scr.c_str());
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if (ret > 0){
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printf("lua error");
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PrintError(mVM);
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return -1;
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}
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}
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this->mScript = scr;
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return 0;
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}
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/*
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return:
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-1: error
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0: success
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*/
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int LuaDelegate::UpdateScript(std::string scr) {
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auto tmp = luaL_newstate(); //打开lua
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if (nullptr == tmp) {
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return -1;
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}
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luaL_openlibs(tmp); //打开标准库
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int ret = luaL_dostring(tmp, scr.c_str());
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if (ret > 0) {
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printf("UpdateScript error\r\n");
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PrintError(tmp);
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return -1;
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}
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if(nullptr != mVM){
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lua_close(mVM);
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}
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mVM = tmp;
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for (auto x : mFunc) {
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lua_register(mVM, x.first.c_str(), x.second);
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}
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mScript = scr;
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/*
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mScript = scr;
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ret = luaL_dostring(mVM, scr.c_str());
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if (ret > 0) {
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PrintError(mVM);
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return -1;
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}
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*/
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return 0;
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}
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void LuaDelegate::PrintError(lua_State *L) {
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auto err = std::string("\nFATAL ERROR:%s\n\n") + lua_tostring(L, -1);
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std::cout << err;
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}
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int LuaDelegate::BindFunction(std::string name, lua_CFunction function)
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{
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if ((nullptr == function) || (name == ""))
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return -1;
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this->mFunc[name] = function;
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lua_register(mVM, "serial_send", function);
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return 0;
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}
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void LuaDelegate::OnSerialData(std::string data) {
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int i = lua_getglobal(mVM, "OnUartData");
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if (i == 0) {
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std::cout << "OnUartData not found\r\n";
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return;
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}
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lua_pushstring(mVM, data.data());
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lua_call(mVM, 1, 0);
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}
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void LuaDelegate::DumpStack() {
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static int count = 0;
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printf("begin dump lua stack:%d\n", count);
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int top = lua_gettop(mVM);
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for (int i = top; i > 0; --i)
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{
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int t = lua_type(mVM, i);
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switch (t)
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{
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case LUA_TSTRING:
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std::cout<<("%s\n", lua_tostring(mVM, i));
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break;
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case LUA_TBOOLEAN:
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std::cout<<(lua_toboolean(mVM, i) ? "true\n" : "false\n");
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break;
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case LUA_TNUMBER:
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std::cout<<("%g\n", lua_tonumber(mVM, i));
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break;
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default:
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std::cout<<("%s\n", lua_typename(mVM, t));
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break;
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}
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}
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++count;
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}
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LuaDelegate::~LuaDelegate() {
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if(nullptr != mVM){
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lua_close(mVM);
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}
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}
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LuaDelegate::LuaDelegate():
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mVM(nullptr) {
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mVM = luaL_newstate(); //打开lua
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if(nullptr != mVM){
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printf("shit is nullptr");
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}
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luaL_openlibs(mVM); //打开标准库
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}
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LuaDelegate::LuaDelegate(std::map<std::string, lua_CFunction> maps) :
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mVM(nullptr) {
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mVM = luaL_newstate(); //打开lua
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if (nullptr != mVM) {
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printf("shit is nullptr");
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}
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luaL_openlibs(mVM); //打开标准库
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for (auto x : maps) {
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lua_register(mVM, x.first.c_str(), x.second);
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}
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mFunc = maps;
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}
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int LuaDelegate::DoFile(std::string path) {
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if(mVM != nullptr){
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int ret = luaL_dofile(mVM, path.c_str());
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if (ret > 0){
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printf("lua error");
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return -1;
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}
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}
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return 0;
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}
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