1 /* Copyright (C) 2003-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #include <errno.h> 19 #include <signal.h> 20 #include <stdio.h> 21 #include <string.h> 22 #include <libc-diag.h> 23 24 /* The sighold and sigrelse functions are deprecated. */ 25 DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations"); 26 27 static int do_test(void)28do_test (void) 29 { 30 int result = 0; 31 int e; 32 33 #define RUN(test) \ 34 errno = 0; \ 35 e = test; \ 36 if (e != -1) \ 37 { \ 38 printf ("%s returned %d\n", #test, e); \ 39 result = 1; \ 40 } \ 41 else if (errno != EINVAL) \ 42 { \ 43 printf ("%s didn't set errno to EINVAL (%s instead)\n", \ 44 #test, strerror (errno)); \ 45 result = 1; \ 46 } 47 48 RUN (sighold (-1)); 49 RUN (sighold (_NSIG + 100)); 50 51 RUN (sigrelse (-1)); 52 RUN (sigrelse (_NSIG + 100)); 53 54 return result; 55 } 56 57 #define TEST_FUNCTION do_test () 58 #include "../test-skeleton.c" 59