1 /* Get a clockid_t for the process CPU clock of a given process. Generic.
2 Copyright (C) 2000-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
24 __clock_getcpuclockid (pid_t pid
, clockid_t
*clock_id
)
26 /* We don't allow any process ID but our own. */
27 if (pid
!= 0 && pid
!= getpid ())
30 #ifdef CLOCK_PROCESS_CPUTIME_ID
31 /* Store the number. */
32 *clock_id
= CLOCK_PROCESS_CPUTIME_ID
;
36 /* We don't have a timer for that. */
40 weak_alias (__clock_getcpuclockid
, clock_getcpuclockid
)