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annotate port/err.c @ 144:594ca7f7139b

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Remove useless #endif
author David Demelier <markand@malikania.fr>
date Fri, 11 May 2012 00:12:08 +0200
parents bb2694382675
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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18
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1 /*
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2 * err.c -- formtted error messages (portable version)
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3 *
98
b1a084c030c8 Happy new year
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4 * Copyright (c) 2011, 2012, David Demelier <markand@malikania.fr>
18
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <stdio.h>
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20 #include <stdlib.h>
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21 #include <stdarg.h>
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22 #include <string.h>
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23 #include <errno.h>
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24
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25 #include "err.h"
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26
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27 /*
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28 * These functions implements at least the same functions that can be found
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29 * in the NetBSD err(3) man page without printing the programe name due to
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30 * a portability issue.
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31 */
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32
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33 void
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34 err(int val, const char *fmt, ...)
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35 {
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36 va_list ap;
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37
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38 va_start(ap, fmt);
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39 verr(val, fmt, ap);
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40 va_end(ap);
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41 }
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42
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43 void
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44 verr(int val, const char *fmt, va_list ap)
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45 {
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46 if (fmt) {
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47 vfprintf(stderr, fmt, ap);
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48 fprintf(stderr, ": ");
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49 }
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50
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51 fprintf(stderr, "%s\n", strerror(errno));
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52 exit(val);
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53 }
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54
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55 void
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56 errx(int val, const char *fmt, ...)
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57 {
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58 va_list ap;
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59
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60 va_start(ap, fmt);
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61 verrx(val, fmt, ap);
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62 va_end(ap);
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63 }
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64
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65 void
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66 verrx(int val, const char *fmt, va_list ap)
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67 {
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68 if (fmt)
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69 vfprintf(stderr, fmt, ap);
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70
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71 fprintf(stderr, "\n");
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72
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73 exit(val);
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74 }
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75
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76 void
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77 warn(const char *fmt, ...)
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78 {
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79 va_list ap;
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80
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81 va_start(ap, fmt);
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82 vwarn(fmt, ap);
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83 va_end(ap);
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84 }
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85
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86 void
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87 vwarn(const char *fmt, va_list ap)
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88 {
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89 if (fmt) {
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90 vfprintf(stderr, fmt, ap);
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91 fprintf(stderr, ": ");
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92 }
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93
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94 fprintf(stderr, "%s\n", strerror(errno));
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95 }
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96
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97 void
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98 warnx(const char *fmt, ...)
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99 {
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100 va_list ap;
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101
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102 va_start(ap, fmt);
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103 vwarnx(fmt, ap);
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104 va_end(ap);
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105 }
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106
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107 void
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108 vwarnx(const char *fmt, va_list ap)
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109 {
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110 if (fmt)
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111 vfprintf(stderr, fmt, ap);
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112
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113 fprintf(stderr, "\n");
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114 }