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/* Linuxthreads - a simple clone()-based implementation of Posix */
/* threads for Linux. */
/* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr) */
/* */
/* This program is free software; you can redistribute it and/or */
/* modify it under the terms of the GNU Library General Public License */
/* as published by the Free Software Foundation; either version 2 */
/* 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 Library General Public License for more details. */
#include <signal.h>
#include <sys/syscall.h>
#define __ASSUME_REALTIME_SIGNALS defined(__NR_rt_sigaction)
/* Primitives for controlling thread execution */
static __inline__ void restart(pthread_descr th)
{
/* See pthread.c */
#if __ASSUME_REALTIME_SIGNALS
__pthread_restart_new(th);
#else
__pthread_restart(th);
#endif
}
static __inline__ void suspend(pthread_descr self)
{
/* See pthread.c */
#if __ASSUME_REALTIME_SIGNALS
__pthread_wait_for_restart_signal(self);
#else
__pthread_suspend(self);
#endif
}
static __inline__ int timedsuspend(pthread_descr self,
const struct timespec *abstime)
{
/* See pthread.c */
#if __ASSUME_REALTIME_SIGNALS
return __pthread_timedsuspend_new(self, abstime);
#else
return __pthread_timedsuspend(self, abstime);
#endif
}
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