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1 | /* -*-c-*- |
2 | * |
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3 | * $Id$ |
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4 | * |
5 | * Translating key error codes into strings |
6 | * |
7 | * (c) 2000 Straylight/Edgeware |
8 | */ |
9 | |
10 | /*----- Licensing notice --------------------------------------------------* |
11 | * |
12 | * This file is part of Catacomb. |
13 | * |
14 | * Catacomb is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU Library General Public License as |
16 | * published by the Free Software Foundation; either version 2 of the |
17 | * License, or (at your option) any later version. |
18 | * |
19 | * Catacomb is distributed in the hope that it will be useful, |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
22 | * GNU Library General Public License for more details. |
23 | * |
24 | * You should have received a copy of the GNU Library General Public |
25 | * License along with Catacomb; if not, write to the Free |
26 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
27 | * MA 02111-1307, USA. |
28 | */ |
29 | |
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30 | /*----- Header files ------------------------------------------------------*/ |
31 | |
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32 | #include <mLib/macros.h> |
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33 | #include "key-error.h" |
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34 | |
35 | /*----- Error reporting ---------------------------------------------------*/ |
36 | |
37 | /* --- @key_strerror@ --- * |
38 | * |
39 | * Arguments: @int err@ = error code from @key_new@ |
40 | * |
41 | * Returns: Pointer to error string. |
42 | * |
43 | * Use: Translates a @KERR@ error code into a human-readable |
44 | * string. |
45 | */ |
46 | |
47 | const char *key_strerror(int err) |
48 | { |
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49 | static const char *const tab[] = { |
50 | #define ENTRY(tag, num, str) str, |
51 | KEY_ERRORS(ENTRY) |
52 | #undef ENTRY |
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53 | "Unknown error code" |
54 | }; |
55 | |
56 | unsigned e = -err; |
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57 | if (e >= N(tab)) |
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58 | e = N(tab) - 1; |
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59 | return (tab[e]); |
60 | } |
61 | |
62 | /*----- That's all, folks -------------------------------------------------*/ |