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authorWaldemar Brodkorb <wbx@openadk.org>2015-02-14 23:00:19 -0600
committerWaldemar Brodkorb <wbx@openadk.org>2015-02-14 23:00:19 -0600
commit6b6ede3d15f04fe825cfa9f697507457e3640344 (patch)
treeefe9bf75eaf2200f89087ed0ef2ef350549ccd6d /libpthread/linuxthreads/sysdeps/pthread/timer_create.c
parentf972c2262fd4efc2bbf9789dce145bb705acec24 (diff)
resolve merge
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/pthread/timer_create.c')
-rw-r--r--libpthread/linuxthreads/sysdeps/pthread/timer_create.c169
1 files changed, 0 insertions, 169 deletions
diff --git a/libpthread/linuxthreads/sysdeps/pthread/timer_create.c b/libpthread/linuxthreads/sysdeps/pthread/timer_create.c
deleted file mode 100644
index 36fce3567..000000000
--- a/libpthread/linuxthreads/sysdeps/pthread/timer_create.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/* Copyright (C) 2000, 2003, 2004 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, see <http://www.gnu.org/licenses/>. */
-
-#include <errno.h>
-#include <signal.h>
-#include <pthread.h>
-#include <time.h>
-#include <unistd.h>
-
-#include "posix-timer.h"
-
-
-/* Create new per-process timer using CLOCK. */
-int
-timer_create (clock_id, evp, timerid)
- clockid_t clock_id;
- struct sigevent *evp;
- timer_t *timerid;
-{
- int retval = -1;
- struct timer_node *newtimer = NULL;
- struct thread_node *thread = NULL;
-
- if (0
-#ifdef _POSIX_CPUTIME
- || clock_id == CLOCK_PROCESS_CPUTIME_ID
-#endif
-#ifdef _POSIX_THREAD_CPUTIME
- || clock_id == CLOCK_THREAD_CPUTIME_ID
-#endif
- )
- {
- /* We don't allow timers for CPU clocks. At least not in the
- moment. */
- __set_errno (ENOTSUP);
- return -1;
- }
-
- if (clock_id != CLOCK_REALTIME)
- {
- __set_errno (EINVAL);
- return -1;
- }
-
- pthread_once (&__timer_init_once_control, __timer_init_once);
-
- if (__timer_init_failed)
- {
- __set_errno (ENOMEM);
- return -1;
- }
-
- pthread_mutex_lock (&__timer_mutex);
-
- newtimer = __timer_alloc ();
- if (__builtin_expect (newtimer == NULL, 0))
- {
- __set_errno (EAGAIN);
- goto unlock_bail;
- }
-
- if (evp != NULL)
- newtimer->event = *evp;
- else
- {
- newtimer->event.sigev_notify = SIGEV_SIGNAL;
- newtimer->event.sigev_signo = SIGALRM;
- newtimer->event.sigev_value.sival_int = timer_ptr2id (newtimer);
- newtimer->event.sigev_notify_function = 0;
- }
-
- newtimer->event.sigev_notify_attributes = &newtimer->attr;
- newtimer->creator_pid = getpid ();
-
- switch (__builtin_expect (newtimer->event.sigev_notify, SIGEV_SIGNAL))
- {
- case SIGEV_NONE:
- case SIGEV_SIGNAL:
- /* We have a global thread for delivering timed signals.
- If it is not running, try to start it up. */
- thread = &__timer_signal_thread_rclk;
- if (! thread->exists)
- {
- if (__builtin_expect (__timer_thread_start (thread),
- 1) < 0)
- {
- __set_errno (EAGAIN);
- goto unlock_bail;
- }
- }
- break;
-
- case SIGEV_THREAD:
- /* Copy over thread attributes or set up default ones. */
- if (evp->sigev_notify_attributes)
- newtimer->attr = *(pthread_attr_t *) evp->sigev_notify_attributes;
- else
- pthread_attr_init (&newtimer->attr);
-
- /* Ensure thread attributes call for deatched thread. */
- pthread_attr_setdetachstate (&newtimer->attr, PTHREAD_CREATE_DETACHED);
-
- /* Try to find existing thread having the right attributes. */
- thread = __timer_thread_find_matching (&newtimer->attr, clock_id);
-
- /* If no existing thread has these attributes, try to allocate one. */
- if (thread == NULL)
- thread = __timer_thread_alloc (&newtimer->attr, clock_id);
-
- /* Out of luck; no threads are available. */
- if (__builtin_expect (thread == NULL, 0))
- {
- __set_errno (EAGAIN);
- goto unlock_bail;
- }
-
- /* If the thread is not running already, try to start it. */
- if (! thread->exists
- && __builtin_expect (! __timer_thread_start (thread), 0))
- {
- __set_errno (EAGAIN);
- goto unlock_bail;
- }
- break;
-
- default:
- __set_errno (EINVAL);
- goto unlock_bail;
- }
-
- newtimer->clock = clock_id;
- newtimer->abstime = 0;
- newtimer->armed = 0;
- newtimer->thread = thread;
-
- *timerid = timer_ptr2id (newtimer);
- retval = 0;
-
- if (__builtin_expect (retval, 0) == -1)
- {
- unlock_bail:
- if (thread != NULL)
- __timer_thread_dealloc (thread);
- if (newtimer != NULL)
- {
- timer_delref (newtimer);
- __timer_dealloc (newtimer);
- }
- }
-
- pthread_mutex_unlock (&__timer_mutex);
-
- return retval;
-}