strace/tests/rt_sigreturn.c
Dmitry V. Levin 5c6951e73e tests: check decoding of rt_sigreturn syscall
* tests/rt_sigreturn.c: New file.
* tests/rt_sigreturn.test: New test.
* tests/.gitignore: Add rt_sigreturn.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add rt_sigreturn.test.
2017-03-13 15:22:50 +00:00

80 lines
2.6 KiB
C

/*
* Copyright (c) 2015-2017 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 <signal.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef ASM_SIGRTMIN
# define RT_0 ASM_SIGRTMIN
#else
/* Linux kernel >= 3.18 defines SIGRTMIN to 32 on all architectures. */
# define RT_0 32
#endif
static void
handler(int no, siginfo_t *si, void *uc)
{
}
int
main(void)
{
static sigset_t set;
sigemptyset(&set);
sigaddset(&set, SIGINT);
sigaddset(&set, SIGUSR2);
sigaddset(&set, SIGCHLD);
sigaddset(&set, RT_0 + 3);
sigaddset(&set, RT_0 + 4);
sigaddset(&set, RT_0 + 5);
sigaddset(&set, RT_0 + 26);
sigaddset(&set, RT_0 + 27);
if (sigprocmask(SIG_SETMASK, &set, NULL))
perror_msg_and_fail("sigprocmask");
sigemptyset(&set);
static const struct sigaction sa = {
.sa_sigaction = handler,
.sa_flags = SA_SIGINFO
};
if (sigaction(SIGUSR1, &sa, NULL))
perror_msg_and_fail("sigaction");
if (raise(SIGUSR1))
perror_msg_and_fail("raise");
static const char *const sigs =
(SIGUSR2 < SIGCHLD) ? "INT USR2 CHLD" : "INT CHLD USR2";
static const char *const rt_sigs = "RT_3 RT_4 RT_5 RT_26 RT_27";
printf("rt_sigreturn({mask=[%s %s]}) = 0\n", sigs, rt_sigs);
puts("+++ exited with 0 +++");
return 0;
}