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04277e02 | 1 | /* Copyright (C) 2003-2019 Free Software Foundation, Inc. |
ecfda9bd UD |
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 | |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
ecfda9bd UD |
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 | ||
30 | static sigset_t ss; | |
31 | ||
32 | ||
33 | static void * | |
34 | tf (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 | ||
60 | static int | |
61 | do_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" |