| /* pthread_getcpuclockid -- Get POSIX clockid_t for a pthread_t. Linux version |
| Copyright (C) 2000-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| 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 <pthreadP.h> |
| #include <sys/time.h> |
| #include <tls.h> |
| #include <kernel-features.h> |
| #include <kernel-posix-cpu-timers.h> |
| |
| |
| int |
| pthread_getcpuclockid (threadid, clockid) |
| pthread_t threadid; |
| clockid_t *clockid; |
| { |
| struct pthread *pd = (struct pthread *) threadid; |
| |
| /* Make sure the descriptor is valid. */ |
| if (INVALID_TD_P (pd)) |
| /* Not a valid thread handle. */ |
| return ESRCH; |
| |
| /* The clockid_t value is a simple computation from the TID. */ |
| |
| const clockid_t tidclock = MAKE_THREAD_CPUCLOCK (pd->tid, CPUCLOCK_SCHED); |
| |
| *clockid = tidclock; |
| return 0; |
| } |