1 /* 2 * Copyright (c) 2015 Tim Rice <tim (at) multitalents.net> 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include "includes.h" 29 30 #ifndef HAVE_ERR 31 void 32 err(int r, const char *fmt, ...) 33 { 34 va_list args; 35 36 va_start(args, fmt); 37 fprintf(stderr, "%s: ", strerror(errno)); 38 vfprintf(stderr, fmt, args); 39 fputc('\n', stderr); 40 va_end(args); 41 exit(r); 42 } 43 #endif 44 45 #ifndef HAVE_ERRX 46 void 47 errx(int r, const char *fmt, ...) 48 { 49 va_list args; 50 51 va_start(args, fmt); 52 vfprintf(stderr, fmt, args); 53 fputc('\n', stderr); 54 va_end(args); 55 exit(r); 56 } 57 #endif 58 59 #ifndef HAVE_WARN 60 void 61 warn(const char *fmt, ...) 62 { 63 va_list args; 64 65 va_start(args, fmt); 66 fprintf(stderr, "%s: ", strerror(errno)); 67 vfprintf(stderr, fmt, args); 68 fputc('\n', stderr); 69 va_end(args); 70 } 71 #endif 72
