err.c (2060B)
1 /* 2 * Copyright © 2006 Robert Millan 3 * Copyright © 2011 Guillem Jover <guillem@hadrons.org> 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 17 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 18 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 19 * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include <errno.h> 29 #include <stdarg.h> 30 31 #include "util.h" 32 33 void 34 warnc(int code, const char *format, ...) 35 { 36 va_list ap; 37 38 va_start(ap, format); 39 vwarnc(code, format, ap); 40 va_end(ap); 41 } 42 43 void 44 vwarnc(int code, const char *format, va_list ap) 45 { 46 int tmp = errno; 47 48 errno = code; 49 vwarn(format, ap); 50 errno = tmp; 51 } 52 53 void 54 errc(int status, int code, const char *format, ...) 55 { 56 va_list ap; 57 58 va_start(ap, format); 59 verrc(status, code, format, ap); 60 va_end(ap); 61 } 62 63 void 64 verrc(int status, int code, const char *format, va_list ap) 65 { 66 errno = code; 67 verr(status, format, ap); 68 }