Mercurial > hg > octave-lyh > gnulib-hg
changeset 3768:3f9408503b6e
new file, from Paul Eggert
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Fri, 01 Mar 2002 23:20:20 +0000 |
parents | e22be96e00a6 |
children | 084b87f8e8df |
files | lib/gettime.c lib/settime.c |
diffstat | 2 files changed, 89 insertions(+), 0 deletions(-) [+] |
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new file mode 100644 --- /dev/null +++ b/lib/gettime.c @@ -0,0 +1,46 @@ +/* gettime -- get the system clock + Copyright (C) 2002 Free Software Foundation, Inc. + + This program 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 2, or (at your option) + any later version. + + This program 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 this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* Written by Paul Eggert. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include "timespec.h" + +/* Get the system time. */ + +int +gettime (struct timespec *ts) +{ +#if defined CLOCK_REALTIME && HAVE_CLOCK_SETTIME + if (clock_gettime (CLOCK_REALTIME, ts) == 0) + return 0; +#endif + + { + struct timeval tv; + int r = gettimeofday (&tv, 0); + if (r == 0) + { + ts->tv_sec = tv.tv_sec; + ts->tv_nsec = tv.tv_usec * 1000; + } + return r; + } +}
new file mode 100644 --- /dev/null +++ b/lib/settime.c @@ -0,0 +1,43 @@ +/* settime -- set the system clock + Copyright (C) 2002 Free Software Foundation, Inc. + + This program 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 2, or (at your option) + any later version. + + This program 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 this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* Written by Paul Eggert. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include "timespec.h" + +/* Set the system time. */ + +int +settime (struct timespec const *ts) +{ +#if defined CLOCK_REALTIME && HAVE_CLOCK_SETTIME + if (clock_settime (CLOCK_REALTIME, ts) == 0) + return 0; +#endif + + { + struct timeval tv; + + tv.tv_sec = ts->tv_sec; + tv.tv_usec = ts->tv_nsec / 1000; + return settimeofday (&tv, 0); + } +}