util.c revision 256281
1/*- 2 * Copyright (c) 2003-2007 Tim Kientzle 3 * All rights reserved. 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 * in this position and unchanged. 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 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD: stable/10/usr.bin/ar/util.c 200462 2009-12-13 03:14:06Z delphij $"); 29 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 40static void bsdar_vwarnc(struct bsdar *, int code, 41 const char *fmt, va_list ap); 42static void bsdar_verrc(struct bsdar *bsdar, int code, 43 const char *fmt, va_list ap); 44 45static void 46bsdar_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 56void 57bsdar_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 66static void 67bsdar_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 77void 78bsdar_errc(struct bsdar *bsdar, int eval, 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(eval); 86} 87