yolobs-studio/deps/lzma/common/mythread.h
2017-04-15 21:02:06 +02:00

42 lines
879 B
C

///////////////////////////////////////////////////////////////////////////////
//
/// \file mythread.h
/// \brief Wrappers for threads
//
// Author: Lasse Collin
//
// This file has been put into the public domain.
// You can do whatever you want with this file.
//
///////////////////////////////////////////////////////////////////////////////
#include "sysdefs.h"
#ifdef HAVE_PTHREAD
# include <pthread.h>
# define mythread_once(func) \
do { \
static pthread_once_t once_ = PTHREAD_ONCE_INIT; \
pthread_once(&once_, &func); \
} while (0)
# define mythread_sigmask(how, set, oset) \
pthread_sigmask(how, set, oset)
#else
# define mythread_once(func) \
do { \
static bool once_ = false; \
if (!once_) { \
func(); \
once_ = true; \
} \
} while (0)
# define mythread_sigmask(how, set, oset) \
sigprocmask(how, set, oset)
#endif