Retro68/gcc/newlib/libc/sys/linux/linuxthreads/timer_getoverr.c
2012-03-27 01:51:53 +02:00

46 lines
1.4 KiB
C

/* Copyright (C) 2000, 2001 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 <errno.h>
#include <pthread.h>
#include <time.h>
#include "posix-timer.h"
/* Get expiration overrun for timer TIMERID. */
int
timer_getoverrun (timerid)
timer_t timerid;
{
struct timer_node *timer;
int retval = -1;
pthread_mutex_lock (&__timer_mutex);
if (! timer_valid (timer = timer_id2ptr (timerid)))
__set_errno (EINVAL);
else
retval = 0; /* TODO: overrun counting not supported */
pthread_mutex_unlock (&__timer_mutex);
return retval;
}