1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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 *    in this position and unchanged.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD: stable/11/usr.bin/ar/util.c 330449 2018-03-05 07:26:05Z eadler $");
31
32#include <sys/queue.h>
33#include <sys/types.h>
34#include <errno.h>
35#include <stdarg.h>
36#include <stdio.h>
37#include <stdlib.h>
38#include <string.h>
39
40#include "ar.h"
41
42static void	bsdar_vwarnc(struct bsdar *, int code,
43		    const char *fmt, va_list ap);
44static void	bsdar_verrc(struct bsdar *bsdar, int code,
45		    const char *fmt, va_list ap);
46
47static void
48bsdar_vwarnc(struct bsdar *bsdar, int code, const char *fmt, va_list ap)
49{
50
51	fprintf(stderr, "%s: warning: ", bsdar->progname);
52	vfprintf(stderr, fmt, ap);
53	if (code != 0)
54		fprintf(stderr, ": %s", strerror(code));
55	fprintf(stderr, "\n");
56}
57
58void
59bsdar_warnc(struct bsdar *bsdar, int code, const char *fmt, ...)
60{
61	va_list ap;
62
63	va_start(ap, fmt);
64	bsdar_vwarnc(bsdar, code, fmt, ap);
65	va_end(ap);
66}
67
68static void
69bsdar_verrc(struct bsdar *bsdar, int code, const char *fmt, va_list ap)
70{
71
72	fprintf(stderr, "%s: fatal: ", bsdar->progname);
73	vfprintf(stderr, fmt, ap);
74	if (code != 0)
75		fprintf(stderr, ": %s", strerror(code));
76	fprintf(stderr, "\n");
77}
78
79void
80bsdar_errc(struct bsdar *bsdar, int eval, int code, const char *fmt, ...)
81{
82	va_list ap;
83
84	va_start(ap, fmt);
85	bsdar_verrc(bsdar, code, fmt, ap);
86	va_end(ap);
87	exit(eval);
88}
89