1 /* $OpenBSD: error.c,v 1.1 2012/07/10 10:28:05 nicm Exp $ */
2
3 /*
4 * Copyright (c) 2012 Nicholas Marriott <nicm@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include <sys/types.h>
20
21 #include <err.h>
22 #include <errno.h>
23 #include <stdio.h>
24 #include <stdarg.h>
25 #include <stdlib.h>
26 #include <string.h>
27
28 #include "cu.h"
29
30 /*
31 * Once we've configured termios, we need to use \r\n to end lines, so use our
32 * own versions of warn/warnx/err/errx.
33 */
34
35 extern char *__progname;
36
37 void
cu_err(int eval,const char * fmt,...)38 cu_err(int eval, const char *fmt, ...)
39 {
40 va_list ap;
41
42 restore_termios();
43
44 va_start(ap, fmt);
45 verr(eval, fmt, ap);
46 }
47
48 void
cu_errx(int eval,const char * fmt,...)49 cu_errx(int eval, const char *fmt, ...)
50 {
51 va_list ap;
52
53 restore_termios();
54
55 va_start(ap, fmt);
56 verrx(eval, fmt, ap);
57 }
58
59 void
cu_warn(const char * fmt,...)60 cu_warn(const char *fmt, ...)
61 {
62 va_list ap;
63
64 fprintf(stderr, "%s: ", __progname);
65
66 va_start(ap, fmt);
67 vfprintf(stderr, fmt, ap);
68 va_end(ap);
69
70 fprintf(stderr, ": %s\r\n", strerror(errno));
71 }
72
73 void
cu_warnx(const char * fmt,...)74 cu_warnx(const char *fmt, ...)
75 {
76 va_list ap;
77
78 fprintf(stderr, "%s: ", __progname);
79
80 va_start(ap, fmt);
81 vfprintf(stderr, fmt, ap);
82 va_end(ap);
83
84 fprintf(stderr, "\r\n");
85 }
86