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05b75f8d | 1 | |
460b9539 | 2 | /* |
3 | * This file is part of DisOrder. | |
5aff007d | 4 | * Copyright (C) 2004, 2005, 2007, 2008 Richard Kettlewell |
460b9539 | 5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
19 | * USA | |
20 | */ | |
21 | #ifndef CHARSET_H | |
22 | #define CHARSET_H | |
23 | ||
05b75f8d RK |
24 | #include "log.h" |
25 | ||
13affe66 RK |
26 | struct dynstr; |
27 | ||
460b9539 | 28 | /* Character encoding conversion routines */ |
29 | ||
460b9539 | 30 | char *mb2utf8(const char *mb); |
31 | char *utf82mb(const char *utf8); | |
32 | /* various conversions, between multibyte strings (mb) in | |
33 | * whatever the current encoding is, and UTF-8 strings (utf8). On | |
34 | * error, a null pointer is returned and @errno@ set. */ | |
35 | ||
36 | char *any2utf8(const char *from/*encoding*/, | |
37 | const char *any/*string*/); | |
38 | /* arbitrary conversions from any null-free byte-based encoding that | |
39 | * iconv knows about to UTF-8 */ | |
40 | ||
41 | char *any2mb(const char *from/*encoding or 0*/, | |
42 | const char *any/*string*/); | |
43 | /* Arbitrary conversions from any null-free byte-based encoding that | |
44 | * iconv knows about to a multibyte string. If FROM is 0 then ANY is | |
45 | * returned unchanged. */ | |
46 | ||
47 | char *any2any(const char *from/*encoding or 0*/, | |
48 | const char *to/*encoding to 0*/, | |
49 | const char *any/*string*/); | |
50 | /* Arbitrary conversions between any null-free byte-based encodings | |
51 | * that iconv knows. If FROM and TO are both 0 then ANY is returned | |
52 | * unchanged. */ | |
53 | ||
0e4472a0 | 54 | /** @brief Insist that @p s is not null |
55 | * @param s Pointer to check | |
56 | * @return @p s | |
57 | * | |
58 | * Terminates the process if @p s is a null pointer. | |
59 | */ | |
460b9539 | 60 | static inline char *nullcheck(char *s) { |
61 | if(!s) exitfn(1); /* assume an error already reported */ | |
62 | return s; | |
63 | } | |
64 | ||
61507e3c RK |
65 | const char *truncate_for_display(const char *s, long max); |
66 | ||
460b9539 | 67 | #endif /* CHARSET_H */ |
68 | ||
69 | /* | |
70 | Local Variables: | |
71 | c-basic-offset:2 | |
72 | comment-column:40 | |
73 | End: | |
74 | */ |