Mercurial > octave
view liboctave/wrappers/time-wrappers.c @ 23083:e9a0469dedd9 stable
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author | John W. Eaton <jwe@octave.org> |
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date | Fri, 20 Jan 2017 12:19:08 -0500 |
parents | 4caa7b28d183 |
children | ef4d915df748 3ac9f9ecfae5 |
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/* Copyright (C) 2016 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave 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 General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ // These functions may be provided by gnulib. We don't include gnulib // headers directly in Octave's C++ source files to avoid problems that // may be caused by the way that gnulib overrides standard library // functions. #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <sys/resource.h> #include <sys/time.h> #include <sys/times.h> #include "time-wrappers.h" int octave_gettimeofday_wrapper (time_t *sec, long *usec) { struct timeval tv; int status = gettimeofday (&tv, 0); if (status < 0) { *sec = 0; *usec = 0; } else { *sec = tv.tv_sec; *usec = tv.tv_usec; } return status; } int octave_cpu_time (time_t *usr_sec, time_t *sys_sec, long *usr_usec, long *sys_usec) { struct rusage ru; int status = getrusage (RUSAGE_SELF, &ru); if (status < 0) { *usr_sec = 0; *sys_sec = 0; *usr_usec = 0; *sys_usec = 0; } else { *usr_sec = ru.ru_utime.tv_sec; *usr_usec = ru.ru_utime.tv_usec; *sys_sec = ru.ru_stime.tv_sec; *sys_usec = ru.ru_stime.tv_usec; } return status; } int octave_getrusage_wrapper (time_t *usr_sec, time_t *sys_sec, long *usr_usec, long *sys_usec, long *maxrss, long *ixrss, long *idrss, long *isrss, long *minflt, long *majflt, long *nswap, long *inblock, long *oublock, long *msgsnd, long *msgrcv, long *nsignals, long *nvcsw, long *nivcsw) { struct rusage ru; int status = getrusage (RUSAGE_SELF, &ru); if (status < 0) { *usr_sec = 0; *usr_usec = 0; *sys_sec = 0; *sys_usec = 0; *maxrss = 0; *ixrss = 0; *idrss = 0; *isrss = 0; *minflt = 0; *majflt = 0; *nswap = 0; *inblock = 0; *oublock = 0; *msgsnd = 0; *msgrcv = 0; *nsignals = 0; *nvcsw = 0; *nivcsw = 0; } else { *usr_sec = ru.ru_utime.tv_sec; *usr_usec = ru.ru_utime.tv_usec; *sys_sec = ru.ru_stime.tv_sec; *sys_usec = ru.ru_stime.tv_usec; *maxrss = ru.ru_maxrss; *ixrss = ru.ru_ixrss; *idrss = ru.ru_idrss; *isrss = ru.ru_isrss; *minflt = ru.ru_minflt; *majflt = ru.ru_majflt; *nswap = ru.ru_nswap; *inblock = ru.ru_inblock; *oublock = ru.ru_oublock; *msgsnd = ru.ru_msgsnd; *msgrcv = ru.ru_msgrcv; *nsignals = ru.ru_nsignals; *nvcsw = ru.ru_nvcsw; *nivcsw = ru.ru_nivcsw; } return status; } time_t octave_mktime_wrapper (struct tm *tp) { return mktime (tp); }