gstreamer/libs/gst/check/libcheck/libcompat/timer_settime.c

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/*
* Check: a unit test framework for C
* Copyright (C) 2001, 2002 Arien Malec
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include "libcompat.h"
int
timer_settime (timer_t timerid CK_ATTRIBUTE_UNUSED,
int flags CK_ATTRIBUTE_UNUSED,
const struct itimerspec *new_value,
struct itimerspec *old_value CK_ATTRIBUTE_UNUSED)
{
#ifdef HAVE_SETITIMER
/*
* If the system does not have timer_settime() but does have
* setitimer() use that instead of alarm().
*/
struct itimerval interval;
interval.it_value.tv_sec = new_value->it_value.tv_sec;
interval.it_value.tv_usec = new_value->it_value.tv_nsec / 1000;
interval.it_interval.tv_sec = new_value->it_interval.tv_sec;
interval.it_interval.tv_usec = new_value->it_interval.tv_nsec / 1000;
return setitimer (ITIMER_REAL, &interval, NULL);
#else
int seconds = new_value->it_value.tv_sec;
/*
* As the alarm() call has only second precision, if the caller
* specifies partial seconds, we round up to the nearest second.
*/
if (new_value->it_value.tv_nsec > 0) {
seconds += 1;
}
alarm (seconds);
return 0;
#endif
}