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* sysdeps/pthread/Makefile: New file.  Add rules to build timer
	functionality.
	* sysdeps/unix/sysv/linux/bits/local_lim.h: Add TIMER_MAX.

2000-06-04  Kaz Kylheku  <kaz@ashi.footprints.net>

	* sysdeps/pthread/posix-timer.h: New file.
	* sysdeps/pthread/timer_create.c: New file.
	* sysdeps/pthread/timer_delete.c: New file.
	* sysdeps/pthread/timer_getoverr.c: New file.
	* sysdeps/pthread/timer_gettime.c: New file.
	* sysdeps/pthread/timer_routines.c: New file.
	* sysdeps/pthread/timer_settime.c: New file.
	* sysdeps/pthread/tst-timer.c: New file.

2000-06-08  Ulrich Drepper  <drepper@redhat.com>
This commit is contained in:
Ulrich Drepper
2000-06-08 19:54:27 +00:00
parent 47bc7a9be1
commit 2715f28ad4
11 changed files with 1289 additions and 0 deletions
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69
linuxthreads/sysdeps/pthread/timer_delete.c Normal file
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/* Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Kaz Kylheku <kaz@ashi.footprints.net>.
The GNU C Library 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.
The GNU C Library 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.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <assert.h>
#include <errno.h>
#include <pthread.h>
#include <time.h>
#include "posix-timer.h"
/* Delete timer TIMERID. */
int
timer_delete (timerid)
timer_t timerid;
{
struct timer_node *timer;
int retval = -1;
pthread_mutex_lock (&__timer_mutex);
timer = timer_id2ptr (timerid);
if (timer == NULL)
/* Invalid timer ID or the timer is not in use. */
errno = EINVAL;
else
{
if (timer->armed)
{
struct thread_node *thread = timer->thread;
assert (thread != NULL);
/* If thread is cancelled while waiting for handler to terminate,
the mutex is unlocked and timer_delete is aborted. */
pthread_cleanup_push (__timer_mutex_cancel_handler, &__timer_mutex);
/* If timer is currently being serviced, wait for it to finish. */
while (thread->current_timer == timer)
pthread_cond_wait (&thread->cond, &__timer_mutex);
pthread_cleanup_pop (0);
}
/* Remove timer from whatever queue it may be on and deallocate it. */
list_unlink (&timer->links);
__timer_dealloc (timer);
retval = 0;
}
pthread_mutex_unlock (&__timer_mutex);
return retval;
}