minetest/src/script/cpp_api/s_internal.h

64 lines
2.2 KiB
C++

/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/******************************************************************************/
/******************************************************************************/
/* WARNING!!!! do NOT add this header in any include file or any code file */
/* not being a modapi file!!!!!!!! */
/******************************************************************************/
/******************************************************************************/
#ifndef S_INTERNAL_H_
#define S_INTERNAL_H_
#include "common/c_internal.h"
#include "cpp_api/s_base.h"
#ifdef SCRIPTAPI_LOCK_DEBUG
#include "debug.h" // assert()
class LockChecker {
public:
LockChecker(bool* variable) {
assert(*variable == false);
m_variable = variable;
*m_variable = true;
}
~LockChecker() {
*m_variable = false;
}
private:
bool* m_variable;
};
#define SCRIPTAPI_LOCK_CHECK LockChecker(&(this->m_locked))
#else
#define SCRIPTAPI_LOCK_CHECK while(0)
#endif
#define SCRIPTAPI_PRECHECKHEADER \
JMutexAutoLock(this->m_luastackmutex); \
SCRIPTAPI_LOCK_CHECK; \
realityCheck(); \
lua_State *L = getStack(); \
assert(lua_checkstack(L, 20)); \
StackUnroller stack_unroller(L);
#endif /* S_INTERNAL_H_ */