| /* Copyright (C) 2003-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. |
| |
| 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 <stdlib.h> |
| #include <time.h> |
| #include <sysdep.h> |
| #include <kernel-features.h> |
| #include "kernel-posix-timers.h" |
| |
| |
| #ifdef timer_delete_alias |
| # define timer_delete timer_delete_alias |
| #endif |
| |
| |
| int |
| timer_delete (timerid) |
| timer_t timerid; |
| { |
| #undef timer_delete |
| struct timer *kt = (struct timer *) timerid; |
| |
| /* Delete the kernel timer object. */ |
| int res = INLINE_SYSCALL (timer_delete, 1, kt->ktimerid); |
| |
| if (res == 0) |
| { |
| if (kt->sigev_notify == SIGEV_THREAD) |
| { |
| /* Remove the timer from the list. */ |
| pthread_mutex_lock (&__active_timer_sigev_thread_lock); |
| if (__active_timer_sigev_thread == kt) |
| __active_timer_sigev_thread = kt->next; |
| else |
| { |
| struct timer *prevp = __active_timer_sigev_thread; |
| while (prevp->next != NULL) |
| if (prevp->next == kt) |
| { |
| prevp->next = kt->next; |
| break; |
| } |
| else |
| prevp = prevp->next; |
| } |
| pthread_mutex_unlock (&__active_timer_sigev_thread_lock); |
| } |
| |
| /* Free the memory. */ |
| (void) free (kt); |
| |
| return 0; |
| } |
| |
| /* The kernel timer is not known or something else bad happened. |
| Return the error. */ |
| return -1; |
| } |