1 | /* Tests for sigisemptyset/sigorset/sigandset. |
2 | Copyright (C) 2020-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
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 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <signal.h> |
20 | |
21 | #include <support/check.h> |
22 | |
23 | static int |
24 | do_test (void) |
25 | { |
26 | { |
27 | sigset_t set; |
28 | sigemptyset (&set); |
29 | TEST_COMPARE (sigisemptyset (&set), 1); |
30 | } |
31 | |
32 | { |
33 | sigset_t set; |
34 | sigfillset (&set); |
35 | TEST_COMPARE (sigisemptyset (&set), 0); |
36 | } |
37 | |
38 | { |
39 | sigset_t setfill, setempty, set; |
40 | sigfillset (&setfill); |
41 | sigemptyset (&setempty); |
42 | |
43 | sigorset (set: &set, left: &setfill, right: &setempty); |
44 | TEST_COMPARE (sigisemptyset (&set), 0); |
45 | |
46 | sigandset (set: &set, left: &setfill, right: &setempty); |
47 | TEST_COMPARE (sigisemptyset (&set), 1); |
48 | } |
49 | |
50 | /* Ensure current SIG_BLOCK mask empty. */ |
51 | { |
52 | sigset_t set; |
53 | sigemptyset (&set); |
54 | TEST_COMPARE (sigprocmask (SIG_BLOCK, &set, 0), 0); |
55 | } |
56 | |
57 | { |
58 | sigset_t set; |
59 | sigemptyset (&set); |
60 | TEST_COMPARE (sigprocmask (SIG_BLOCK, 0, &set), 0); |
61 | TEST_COMPARE (sigisemptyset (&set), 1); |
62 | } |
63 | |
64 | { |
65 | sigset_t set; |
66 | sigfillset (&set); |
67 | TEST_COMPARE (sigprocmask (SIG_BLOCK, 0, &set), 0); |
68 | TEST_COMPARE (sigisemptyset (&set), 1); |
69 | } |
70 | |
71 | /* Block all signals. */ |
72 | { |
73 | sigset_t set; |
74 | sigfillset (&set); |
75 | TEST_COMPARE (sigprocmask (SIG_BLOCK, &set, 0), 0); |
76 | } |
77 | |
78 | { |
79 | sigset_t set; |
80 | sigemptyset (&set); |
81 | TEST_COMPARE (sigpending (&set), 0); |
82 | TEST_COMPARE (sigisemptyset (&set), 1); |
83 | } |
84 | |
85 | { |
86 | sigset_t set; |
87 | sigfillset (&set); |
88 | TEST_COMPARE (sigpending (&set), 0); |
89 | TEST_COMPARE (sigisemptyset (&set), 1); |
90 | } |
91 | |
92 | return 0; |
93 | } |
94 | |
95 | #include <support/test-driver.c> |
96 | |