rainmeter-studio/Library/lua/glue/LuaGlobal.cpp
2011-08-09 14:26:19 +00:00

53 lines
1.1 KiB
C++

#include "../../StdAfx.h"
#include "../LuaManager.h"
#include "../../Litestep.h"
static int Global_Log(lua_State* L)
{
// Modified version of luaB_print()
std::string message;
int n = lua_gettop(L); // Number of arguments
lua_getglobal(L, "tostring");
for (int i = 1; i <= n; ++i)
{
lua_pushvalue(L, -1); // Function to be called
lua_pushvalue(L, i); // Value to print
lua_call(L, 1, 1);
// Get result
const char* s = lua_tostring(L, -1);
if (s == NULL)
{
return luaL_error(L, LUA_QL("tostring") " must return a string to " LUA_QL("print"));
}
if (i > 1)
{
// About dialog List View doesn't like tabs, just use 4 spaces instead
message += " ";
}
message += s;
// Pop result
lua_pop(L, 1);
}
LuaManager::LuaLog(LOG_DEBUG, message.c_str());
return 0;
}
static const luaL_reg TO_funcs[] =
{
{ "LuaLog", Global_Log },
{ NULL, NULL }
};
void LuaManager::RegisterGlobal(lua_State* L)
{
lua_register(L, "print", Global_Log);
luaL_register(L, "TO", TO_funcs); // For backwards compatibility
}