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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/unix/bsd/clock.c
4faae57dcc3a40b4c7846f8894163acab378392c
1 /* Copyright (C) 1991, 1997, 1998, 1999 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 #include <sys/resource.h>
27 timeval_to_clock_t (const struct timeval
*tv
)
29 return (clock_t) ((tv
->tv_sec
* CLOCKS_PER_SEC
) +
30 (tv
->tv_usec
* CLOCKS_PER_SEC
/ 1000000));
33 /* Return the time used by the program so far (user time + system time). */
39 if (__getrusage (RUSAGE_SELF
, &usage
) < 0)
42 return (timeval_to_clock_t (&usage
.ru_stime
) +
43 timeval_to_clock_t (&usage
.ru_utime
));