1 /* Tests for sigisemptyset/sigorset/sigandset.
2 Copyright (C) 2020-2021 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
21 #include <support/check.h>
29 TEST_COMPARE (sigisemptyset (&set), 1);
35 TEST_COMPARE (sigisemptyset (&set), 0);
39 sigset_t setfill, setempty, set;
40 sigfillset (&setfill);
41 sigemptyset (&setempty);
43 sigorset (&set, &setfill, &setempty);
44 TEST_COMPARE (sigisemptyset (&set), 0);
46 sigandset (&set, &setfill, &setempty);
47 TEST_COMPARE (sigisemptyset (&set), 1);
50 /* Ensure current SIG_BLOCK mask empty. */
54 TEST_COMPARE (sigprocmask (SIG_BLOCK, &set, 0), 0);
60 TEST_COMPARE (sigprocmask (SIG_BLOCK, 0, &set), 0);
61 TEST_COMPARE (sigisemptyset (&set), 1);
67 TEST_COMPARE (sigprocmask (SIG_BLOCK, 0, &set), 0);
68 TEST_COMPARE (sigisemptyset (&set), 1);
71 /* Block all signals. */
75 TEST_COMPARE (sigprocmask (SIG_BLOCK, &set, 0), 0);
81 TEST_COMPARE (sigpending (&set), 0);
82 TEST_COMPARE (sigisemptyset (&set), 1);
88 TEST_COMPARE (sigpending (&set), 0);
89 TEST_COMPARE (sigisemptyset (&set), 1);
95 #include <support/test-driver.c>