nptl/pthread_clockjoin.c

   1 /* Join with a terminated thread using an specific clock.
   2    Copyright (C) 2019-2022 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <time.h>
  20 #include <futex-internal.h>
  21 #include "pthreadP.h"
  22 #include <shlib-compat.h>
  23
  24 int
  25 ___pthread_clockjoin_np64 (pthread_t threadid, void **thread_return,
  26                            clockid_t clockid,
  27                            const struct __timespec64 *abstime)
  28 {
  29   if (!futex_abstimed_supported_clockid (clockid))
  30     return EINVAL;
  31
  32   return __pthread_clockjoin_ex (threadid, thread_return,
  33                                  clockid, abstime, true);
  34 }
  35
  36 #if __TIMESIZE == 64
  37 strong_alias (___pthread_clockjoin_np64, ___pthread_clockjoin_np)
  38 #else /* __TIMESPEC64 != 64 */
  39 strong_alias (___pthread_clockjoin_np64, __pthread_clockjoin_np64)
  40 libc_hidden_def (__pthread_clockjoin_np64)
  41
  42 int
  43 ___pthread_clockjoin_np (pthread_t threadid, void **thread_return,
  44                          clockid_t clockid, const struct timespec *abstime)
  45 {
  46   if (abstime != NULL)
  47     {
  48       struct __timespec64 ts64 = valid_timespec_to_timespec64 (*abstime);
  49       return __pthread_clockjoin_np64 (threadid, thread_return, clockid,
  50                                        &ts64);
  51     }
  52   else
  53     return __pthread_clockjoin_np64 (threadid, thread_return, clockid,
  54                                      NULL);
  55 }
  56 #endif /* __TIMESPEC64 != 64 */
  57 versioned_symbol (libc, ___pthread_clockjoin_np, pthread_clockjoin_np,
  58                   GLIBC_2_34);
  59 #if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_31, GLIBC_2_34)
  60 compat_symbol (libpthread, ___pthread_clockjoin_np, pthread_clockjoin_np,
  61                GLIBC_2_31);
  62 #endif