1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) International Business Machines Corp., 2001
4 */
5
6 /*\
7 * [Description]
8 *
9 * Set signals to be ignored.
10 */
11
12 #include "tst_test.h"
13
14 static int siglist[] = { SIGHUP, SIGINT, SIGQUIT, SIGILL, SIGTRAP, SIGABRT, SIGIOT,
15 SIGBUS, SIGFPE, SIGUSR1, SIGSEGV, SIGUSR2, SIGPIPE, SIGALRM,
16 SIGTERM,
17 #ifdef SIGSTKFLT
18 SIGSTKFLT,
19 #endif
20 SIGCHLD, SIGCONT, SIGTSTP, SIGTTIN,
21 SIGTTOU, SIGURG, SIGXCPU, SIGXFSZ, SIGVTALRM, SIGPROF,
22 SIGWINCH, SIGIO, SIGPWR, SIGSYS,
23 #ifdef SIGUNUSED
24 SIGUNUSED
25 #endif
26 };
27
28 static volatile int ign_handler;
29
sighandler(int sig LTP_ATTRIBUTE_UNUSED)30 static void sighandler(int sig LTP_ATTRIBUTE_UNUSED)
31 {
32 ign_handler = 1;
33 }
34
do_test(unsigned int n)35 static void do_test(unsigned int n)
36 {
37 pid_t pid;
38
39 SAFE_SIGNAL(siglist[n], sighandler);
40 SAFE_SIGNAL(siglist[n], SIG_IGN);
41
42 pid = getpid();
43
44 SAFE_KILL(pid, siglist[n]);
45 TST_EXP_EQ_SSZ(ign_handler, 0);
46 }
47
48 static struct tst_test test = {
49 .tcnt = ARRAY_SIZE(siglist),
50 .test = do_test,
51 };
52