Mercurial > code
annotate port/C/err.c @ 563:668975a91fb2
Misc: add executable.cpp, get the executable path
| author | David Demelier <markand@malikania.fr> |
|---|---|
| date | Tue, 21 Jun 2016 15:55:57 +0200 |
| parents | f48bb09bccc7 |
| children | 266f32919d0a |
| rev | line source |
|---|---|
| 486 | 1 /* |
| 2 * err.c -- formtted error messages (portable version) | |
| 3 * | |
|
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4 * Copyright (c) 2011-2016 David Demelier <markand@malikania.fr> |
| 486 | 5 * |
| 6 * Permission to use, copy, modify, and/or 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 USE, DATA OR PROFITS, WHETHER IN AN | |
| 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
| 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 17 */ | |
| 18 | |
| 19 #include <stdio.h> | |
| 20 #include <stdlib.h> | |
| 21 #include <stdarg.h> | |
| 22 #include <string.h> | |
| 23 #include <errno.h> | |
| 24 | |
| 25 #include "err.h" | |
| 26 | |
| 27 /* | |
| 28 * These functions implements at least the same functions that can be found | |
| 29 * in the NetBSD err(3) man page without printing the programe name due to | |
| 30 * a portability issue. | |
| 31 */ | |
| 32 | |
| 33 void | |
| 34 err(int val, const char *fmt, ...) | |
| 35 { | |
|
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36 va_list ap; |
| 486 | 37 |
|
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38 va_start(ap, fmt); |
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39 verr(val, fmt, ap); |
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parents:
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40 va_end(ap); |
| 486 | 41 } |
| 42 | |
| 43 void | |
| 44 verr(int val, const char *fmt, va_list ap) | |
| 45 { | |
|
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parents:
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46 if (fmt) { |
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parents:
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47 vfprintf(stderr, fmt, ap); |
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parents:
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48 fprintf(stderr, ": "); |
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f48bb09bccc7
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parents:
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49 } |
| 486 | 50 |
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parents:
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51 fprintf(stderr, "%s\n", strerror(errno)); |
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parents:
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52 exit(val); |
| 486 | 53 } |
| 54 | |
| 55 void | |
| 56 errx(int val, const char *fmt, ...) | |
| 57 { | |
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548
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parents:
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diff
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58 va_list ap; |
| 486 | 59 |
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parents:
543
diff
changeset
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60 va_start(ap, fmt); |
|
f48bb09bccc7
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parents:
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diff
changeset
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61 verrx(val, fmt, ap); |
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f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
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62 va_end(ap); |
| 486 | 63 } |
| 64 | |
| 65 void | |
| 66 verrx(int val, const char *fmt, va_list ap) | |
| 67 { | |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
68 if (fmt) |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
69 vfprintf(stderr, fmt, ap); |
| 486 | 70 |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
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71 fprintf(stderr, "\n"); |
| 486 | 72 |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
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73 exit(val); |
| 486 | 74 } |
| 75 | |
| 76 void | |
| 77 warn(const char *fmt, ...) | |
| 78 { | |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
79 va_list ap; |
| 486 | 80 |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
81 va_start(ap, fmt); |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
82 vwarn(fmt, ap); |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
83 va_end(ap); |
| 486 | 84 } |
| 85 | |
| 86 void | |
| 87 vwarn(const char *fmt, va_list ap) | |
| 88 { | |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
89 if (fmt) { |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
90 vfprintf(stderr, fmt, ap); |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
91 fprintf(stderr, ": "); |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
92 } |
| 486 | 93 |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
94 fprintf(stderr, "%s\n", strerror(errno)); |
| 486 | 95 } |
| 96 | |
| 97 void | |
| 98 warnx(const char *fmt, ...) | |
| 99 { | |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
100 va_list ap; |
| 486 | 101 |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
102 va_start(ap, fmt); |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
103 vwarnx(fmt, ap); |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
104 va_end(ap); |
| 486 | 105 } |
| 106 | |
| 107 void | |
| 108 vwarnx(const char *fmt, va_list ap) | |
| 109 { | |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
110 if (fmt) |
|
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
111 vfprintf(stderr, fmt, ap); |
| 486 | 112 |
|
548
f48bb09bccc7
Misc: huge cleanup, switch to spaces
David Demelier <markand@malikania.fr>
parents:
543
diff
changeset
|
113 fprintf(stderr, "\n"); |
| 486 | 114 } |