Function pcall

ogsr_engine/Luabind/src/pcall.cpp:29–44

namespace luabind { namespace detail
{
	int pcall(lua_State *L, int nargs, int nresults)
	{
		pcall_callback_fun e = get_pcall_callback();
		int en = 0;
		if ( e )
		{
			int base = lua_gettop(L) - nargs;
			lua_pushcfunction(L, e);
			lua_insert(L, base);  // push pcall_callback under chunk and args
			en = base;
  		}
		int result = lua_pcall(L, nargs, nresults, en);
		if ( en )
			lua_remove(L, en);  // remove pcall_callback
		return result;
	}

	int resume_impl(lua_State *L, int nargs, int)
	{