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
bsdar_vwarnc(struct bsdar * bsdar,int code,const char * fmt,va_list ap)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
bsdar_warnc(struct bsdar * bsdar,int code,const char * fmt,...)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
bsdar_verrc(struct bsdar * bsdar,int code,const char * fmt,va_list ap)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
bsdar_errc(struct bsdar * bsdar,int code,const char * fmt,...)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