1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2003-2007 Tim Kientzle 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 #include <sys/queue.h> 31 #include <sys/types.h> 32 #include <errno.h> 33 #include <stdarg.h> 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <string.h> 37 38 #include "ar.h" 39 40 static void bsdar_vwarnc(struct bsdar *, int code, 41 const char *fmt, va_list ap); 42 static void bsdar_verrc(struct bsdar *bsdar, int code, 43 const char *fmt, va_list ap); 44 45 static void 46 bsdar_vwarnc(struct bsdar *bsdar, int code, const char *fmt, va_list ap) 47 { 48 49 fprintf(stderr, "%s: warning: ", bsdar->progname); 50 vfprintf(stderr, fmt, ap); 51 if (code != 0) 52 fprintf(stderr, ": %s", strerror(code)); 53 fprintf(stderr, "\n"); 54 } 55 56 void 57 bsdar_warnc(struct bsdar *bsdar, int code, const char *fmt, ...) 58 { 59 va_list ap; 60 61 va_start(ap, fmt); 62 bsdar_vwarnc(bsdar, code, fmt, ap); 63 va_end(ap); 64 } 65 66 static void 67 bsdar_verrc(struct bsdar *bsdar, int code, const char *fmt, va_list ap) 68 { 69 70 fprintf(stderr, "%s: fatal: ", bsdar->progname); 71 vfprintf(stderr, fmt, ap); 72 if (code != 0) 73 fprintf(stderr, ": %s", strerror(code)); 74 fprintf(stderr, "\n"); 75 } 76 77 void 78 bsdar_errc(struct bsdar *bsdar, int code, const char *fmt, ...) 79 { 80 va_list ap; 81 82 va_start(ap, fmt); 83 bsdar_verrc(bsdar, code, fmt, ap); 84 va_end(ap); 85 exit(EXIT_FAILURE); 86 } 87