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Diffstat (limited to 'linuxthreads/sysdeps/pthread/timer_settime.c')
-rw-r--r--linuxthreads/sysdeps/pthread/timer_settime.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/linuxthreads/sysdeps/pthread/timer_settime.c b/linuxthreads/sysdeps/pthread/timer_settime.c
deleted file mode 100644
index 592b5271ba..0000000000
--- a/linuxthreads/sysdeps/pthread/timer_settime.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/* 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 Lesser General Public License as
- published by the Free Software Foundation; either version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser 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"
-
-
-/* Set timer TIMERID to VALUE, returning old value in OVLAUE. */
-int
-timer_settime (timerid, flags, value, ovalue)
- timer_t timerid;
- int flags;
- const struct itimerspec *value;
- struct itimerspec *ovalue;
-{
- struct timer_node *timer;
- struct thread_node *thread = NULL;
- struct timespec now;
- int have_now = 0, need_wakeup = 0;
- int retval = -1;
-
- timer = timer_id2ptr (timerid);
- if (timer == NULL)
- {
- __set_errno (EINVAL);
- goto bail;
- }
-
- if (value->it_interval.tv_nsec < 0
- || value->it_interval.tv_nsec >= 1000000000
- || value->it_value.tv_nsec < 0
- || value->it_value.tv_nsec >= 1000000000)
- {
- __set_errno (EINVAL);
- goto bail;
- }
-
- /* Will need to know current time since this is a relative timer;
- might as well make the system call outside of the lock now! */
-
- if ((flags & TIMER_ABSTIME) == 0)
- {
- clock_gettime (timer->clock, &now);
- have_now = 1;
- }
-
- pthread_mutex_lock (&__timer_mutex);
- timer_addref (timer);
-
- /* One final check of timer validity; this one is possible only
- until we have the mutex, because it accesses the inuse flag. */
-
- if (! timer_valid(timer))
- {
- __set_errno (EINVAL);
- goto unlock_bail;
- }
-
- if (ovalue != NULL)
- {
- ovalue->it_interval = timer->value.it_interval;
-
- if (timer->armed)
- {
- if (! have_now)
- {
- pthread_mutex_unlock (&__timer_mutex);
- clock_gettime (timer->clock, &now);
- have_now = 1;
- pthread_mutex_lock (&__timer_mutex);
- timer_addref (timer);
- }
-
- timespec_sub (&ovalue->it_value, &timer->expirytime, &now);
- }
- else
- {
- ovalue->it_value.tv_sec = 0;
- ovalue->it_value.tv_nsec = 0;
- }
- }
-
- timer->value = *value;
-
- list_unlink_ip (&timer->links);
- timer->armed = 0;
-
- thread = timer->thread;
-
- /* A value of { 0, 0 } causes the timer to be stopped. */
- if (value->it_value.tv_sec != 0
- || __builtin_expect (value->it_value.tv_nsec != 0, 1))
- {
- if ((flags & TIMER_ABSTIME) != 0)
- /* The user specified the expiration time. */
- timer->expirytime = value->it_value;
- else
- timespec_add (&timer->expirytime, &now, &value->it_value);
-
- /* Only need to wake up the thread if timer is inserted
- at the head of the queue. */
- if (thread != NULL)
- need_wakeup = __timer_thread_queue_timer (thread, timer);
- timer->armed = 1;
- }
-
- retval = 0;
-
-unlock_bail:
- timer_delref (timer);
- pthread_mutex_unlock (&__timer_mutex);
-
-bail:
- if (thread != NULL && need_wakeup)
- __timer_thread_wakeup (thread);
-
- return retval;
-}