mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 05:20:06 +00:00
81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
/* Check for large timeout with mq_timedsend and mq_timedreceive.
|
|
Copyright (C) 2021-2022 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C 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.
|
|
|
|
The GNU C 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 the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <intprops.h>
|
|
#include <mqueue.h>
|
|
#include <stdio.h>
|
|
#include <support/check.h>
|
|
#include <support/support.h>
|
|
#include <support/temp_file.h>
|
|
#include <unistd.h>
|
|
|
|
static char name[sizeof "/tst-mqueue10-" + INT_BUFSIZE_BOUND (pid_t)];
|
|
|
|
static void
|
|
do_cleanup (void)
|
|
{
|
|
mq_unlink (name);
|
|
}
|
|
#define CLEANUP_HANDLER do_cleanup
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
snprintf (name, sizeof (name), "/tst-mqueue10-%u", getpid ());
|
|
|
|
char msg[8] = { 0x55 };
|
|
|
|
struct mq_attr attr = { .mq_maxmsg = 1, .mq_msgsize = sizeof (msg) };
|
|
mqd_t q = mq_open (name, O_CREAT | O_EXCL | O_RDWR, 0600, &attr);
|
|
|
|
if (q == (mqd_t) -1)
|
|
{
|
|
if (errno == ENOSYS)
|
|
FAIL_UNSUPPORTED ("mq_open not supported");
|
|
|
|
printf ("mq_open failed with: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
struct timespec ts = { TYPE_MAXIMUM (time_t), 0 };
|
|
|
|
{
|
|
timer_t timer = support_create_timer (0, 100000000, false, NULL);
|
|
TEST_COMPARE (mq_timedreceive (q, msg, sizeof (msg), NULL, &ts), -1);
|
|
TEST_VERIFY (errno == EINTR || errno == EOVERFLOW);
|
|
support_delete_timer (timer);
|
|
}
|
|
|
|
{
|
|
timer_t timer = support_create_timer (0, 100000000, false, NULL);
|
|
/* Fill the internal buffer first. */
|
|
TEST_COMPARE (mq_timedsend (q, msg, sizeof (msg), 0,
|
|
&(struct timespec) { 0, 0 }), 0);
|
|
TEST_COMPARE (mq_timedsend (q, msg, sizeof (msg), 0, &ts), -1);
|
|
TEST_VERIFY (errno == EINTR || errno == EOVERFLOW);
|
|
support_delete_timer (timer);
|
|
}
|
|
|
|
mq_unlink (name);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|