1 /* 2 * Copyright (c) 2016 Dmitry V. Levin <ldv (at) altlinux.org> 3 * Copyright (c) 2016-2018 The strace developers. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #define perror_msg_and_fail perror_msg_and_fail 30 #define error_msg_and_fail error_msg_and_fail 31 32 #include "tests.h" 33 #include <errno.h> 34 #include <stdarg.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <string.h> 38 39 void 40 perror_msg_and_fail(const char *fmt, ...) 41 { 42 int err_no = errno; 43 va_list p; 44 45 va_start(p, fmt); 46 vfprintf(stderr, fmt, p); 47 if (err_no) 48 fprintf(stderr, ": %s\n", strerror(err_no)); 49 else 50 putc('\n', stderr); 51 exit(1); 52 } 53 54 void 55 error_msg_and_fail(const char *fmt, ...) 56 { 57 va_list p; 58 59 va_start(p, fmt); 60 vfprintf(stderr, fmt, p); 61 putc('\n', stderr); 62 exit(1); 63 } 64 65 void 66 error_msg_and_skip(const char *fmt, ...) 67 { 68 va_list p; 69 70 va_start(p, fmt); 71 vfprintf(stderr, fmt, p); 72 putc('\n', stderr); 73 exit(77); 74 } 75 76 void 77 perror_msg_and_skip(const char *fmt, ...) 78 { 79 int err_no = errno; 80 va_list p; 81 82 va_start(p, fmt); 83 vfprintf(stderr, fmt, p); 84 if (err_no) 85 fprintf(stderr, ": %s\n", strerror(err_no)); 86 else 87 putc('\n', stderr); 88 exit(77); 89 } 90
