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1/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <errno.h>
20#include <pthread.h>
21#include <signal.h>
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25#include <unistd.h>
26#include <sys/mman.h>
27#include <sys/wait.h>
28
29
30static sigset_t ss;
31
32
33static void *
34tf (void *arg)
35{
36 sigset_t ss2;
37 if (pthread_sigmask (SIG_SETMASK, NULL, &ss2) != 0)
38 {
39 puts ("child: sigmask failed");
40 exit (1);
41 }
42
43 int i;
44 for (i = 1; i < 32; ++i)
45 if (sigismember (&ss, i) && ! sigismember (&ss2, i))
46 {
47 printf ("signal %d set in parent mask, but not in child\n", i);
48 exit (1);
49 }
50 else if (! sigismember (&ss, i) && sigismember (&ss2, i))
51 {
52 printf ("signal %d set in child mask, but not in parent\n", i);
53 exit (1);
54 }
55
56 return NULL;
57}
58
59
60static int
61do_test (void)
62{
63 sigemptyset (&ss);
64 sigaddset (&ss, SIGUSR1);
65 if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)
66 {
67 puts ("1st sigmask failed");
68 exit (1);
69 }
70
71 pthread_t th;
72 if (pthread_create (&th, NULL, tf, NULL) != 0)
73 {
74 puts ("1st create failed");
75 exit (1);
76 }
77
78 void *r;
79 if (pthread_join (th, &r) != 0)
80 {
81 puts ("1st join failed");
82 exit (1);
83 }
84
85 sigemptyset (&ss);
86 sigaddset (&ss, SIGUSR2);
87 sigaddset (&ss, SIGFPE);
88 if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)
89 {
90 puts ("2nd sigmask failed");
91 exit (1);
92 }
93
94 if (pthread_create (&th, NULL, tf, NULL) != 0)
95 {
96 puts ("2nd create failed");
97 exit (1);
98 }
99
100 if (pthread_join (th, &r) != 0)
101 {
102 puts ("2nd join failed");
103 exit (1);
104 }
105
106 return 0;
107}
108
109#define TEST_FUNCTION do_test ()
110#include "../test-skeleton.c"
111

Warning: That file was not part of the compilation database. It may have many parsing errors.