freebsd-src/contrib/perl5/XSlock.h

39 lines
778 B
C++

#ifndef __XSlock_h__
#define __XSlock_h__
class XSLockManager
{
public:
XSLockManager() { InitializeCriticalSection(&cs); };
~XSLockManager() { DeleteCriticalSection(&cs); };
void Enter(void) { EnterCriticalSection(&cs); };
void Leave(void) { LeaveCriticalSection(&cs); };
protected:
CRITICAL_SECTION cs;
};
XSLockManager g_XSLock;
CPerlObj* pPerl;
class XSLock
{
public:
XSLock(CPerlObj *p) {
g_XSLock.Enter();
::pPerl = p;
};
~XSLock() { g_XSLock.Leave(); };
};
/* PERL_CAPI does its own locking in xs_handler() */
#if defined(PERL_OBJECT) && !defined(PERL_CAPI)
#undef dXSARGS
#define dXSARGS \
XSLock localLock(pPerl); \
dSP; dMARK; \
I32 ax = mark - PL_stack_base + 1; \
I32 items = sp - mark
#endif /* PERL_OBJECT && !PERL_CAPI */
#endif