1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/*
* This file is part of rt_tgsigqueueinfo strace test.
*
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2016-2017 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <asm/unistd.h>
#ifdef __NR_rt_tgsigqueueinfo
# include <errno.h>
# include <signal.h>
# include <stdio.h>
# include <string.h>
# include <unistd.h>
static long
k_tgsigqueueinfo(const pid_t pid, const int sig, const void *const info)
{
return syscall(__NR_rt_tgsigqueueinfo,
F8ILL_KULONG_MASK | pid,
F8ILL_KULONG_MASK | pid,
F8ILL_KULONG_MASK | sig,
info);
}
int
main(void)
{
const struct sigaction sa = {
.sa_handler = SIG_IGN
};
if (sigaction(SIGUSR1, &sa, NULL))
perror_msg_and_fail("sigaction");
TAIL_ALLOC_OBJECT_CONST_PTR(siginfo_t, info);
memset(info, 0, sizeof(*info));
info->si_signo = SIGUSR1;
info->si_errno = ENOENT;
info->si_code = SI_QUEUE;
info->si_pid = getpid();
info->si_uid = getuid();
info->si_value.sival_ptr =
(void *) (unsigned long) 0xdeadbeeffacefeedULL;
if (k_tgsigqueueinfo(info->si_pid, SIGUSR1, info))
(errno == ENOSYS ? perror_msg_and_skip : perror_msg_and_fail)(
"rt_tgsigqueueinfo");
printf("rt_tgsigqueueinfo(%u, %u, %s, {si_signo=%s"
", si_code=SI_QUEUE, si_errno=ENOENT, si_pid=%u"
", si_uid=%u, si_value={int=%d, ptr=%p}}) = 0\n",
info->si_pid, info->si_pid, "SIGUSR1", "SIGUSR1",
info->si_pid, info->si_uid, info->si_value.sival_int,
info->si_value.sival_ptr);
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_rt_tgsigqueueinfo")
#endif
|
