blob: db430e51687d6712d714a1cab8bd483c7261cb31 [file] [log] [blame]
/*
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "tests.h"
#include <assert.h>
#include <stdio.h>
#include <stdint.h>
#include <signal.h>
#include <time.h>
#include <sys/time.h>
static void
handler(int signo)
{
}
int
main(void)
{
struct {
struct timespec ts;
uint32_t pad[2];
} req = {
.ts.tv_nsec = 0xc0de1,
.pad = { 0xdeadbeef, 0xbadc0ded }
}, rem = {
.ts = { .tv_sec = 0xc0de2, .tv_nsec = 0xc0de3 },
.pad = { 0xdeadbeef, 0xbadc0ded }
};
const sigset_t set = {};
const struct sigaction act = { .sa_handler = handler };
const struct itimerval itv = { .it_value.tv_usec = 111111 };
if (nanosleep(&req.ts, NULL))
perror_msg_and_fail("nanosleep");
printf("nanosleep({%jd, %jd}, NULL) = 0\n",
(intmax_t) req.ts.tv_sec, (intmax_t) req.ts.tv_nsec);
assert(nanosleep(NULL, &rem.ts) == -1);
printf("nanosleep(NULL, %p) = -1 EFAULT (%m)\n", &rem.ts);
if (nanosleep(&req.ts, &rem.ts))
perror_msg_and_fail("nanosleep");
printf("nanosleep({%jd, %jd}, %p) = 0\n",
(intmax_t) req.ts.tv_sec, (intmax_t) req.ts.tv_nsec, &rem.ts);
req.ts.tv_nsec = 1000000000;
assert(nanosleep(&req.ts, &rem.ts) == -1);
printf("nanosleep({%jd, %jd}, %p) = -1 EINVAL (%m)\n",
(intmax_t) req.ts.tv_sec, (intmax_t) req.ts.tv_nsec, &rem.ts);
assert(sigaction(SIGALRM, &act, NULL) == 0);
assert(sigprocmask(SIG_SETMASK, &set, NULL) == 0);
if (setitimer(ITIMER_REAL, &itv, NULL))
perror_msg_and_skip("setitimer");
printf("setitimer(ITIMER_REAL, {it_interval={%jd, %jd}"
", it_value={%jd, %jd}}, NULL) = 0\n",
(intmax_t) itv.it_interval.tv_sec,
(intmax_t) itv.it_interval.tv_usec,
(intmax_t) itv.it_value.tv_sec,
(intmax_t) itv.it_value.tv_usec);
req.ts.tv_nsec = 999999999;
assert(nanosleep(&req.ts, &rem.ts) == -1);
printf("nanosleep({%jd, %jd}, {%jd, %jd})"
" = ? ERESTART_RESTARTBLOCK (Interrupted by signal)\n",
(intmax_t) req.ts.tv_sec, (intmax_t) req.ts.tv_nsec,
(intmax_t) rem.ts.tv_sec, (intmax_t) rem.ts.tv_nsec);
puts("--- SIGALRM {si_signo=SIGALRM, si_code=SI_KERNEL} ---");
puts("+++ exited with 0 +++");
return 0;
}