1/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
2/* Display width functions.
3 Copyright (C) 2001-2002, 2005, 2007, 2009-2019 Free Software Foundation,
4 Inc.
5
6 This program is free software: you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published
8 by the Free Software Foundation; either version 3 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,
12 but 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, see <https://www.gnu.org/licenses/>. */
18
19#ifndef _UNIWIDTH_H
20#define _UNIWIDTH_H
21
22#include "unitypes.h"
23
24/* Get size_t. */
25#include <stddef.h>
26
27/* Get locale_charset() declaration. */
28#include "localcharset.h"
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34
35/* Display width. */
36
37/* These functions are locale dependent. The encoding argument identifies
38 the encoding (e.g. "ISO-8859-2" for Polish). */
39
40/* Determine number of column positions required for UC. */
41extern int
42 uc_width (ucs4_t uc, const char *encoding)
43 _UC_ATTRIBUTE_PURE;
44
45/* Determine number of column positions required for first N units
46 (or fewer if S ends before this) in S. */
47extern int
48 u8_width (const uint8_t *s, size_t n, const char *encoding)
49 _UC_ATTRIBUTE_PURE;
50extern int
51 u16_width (const uint16_t *s, size_t n, const char *encoding)
52 _UC_ATTRIBUTE_PURE;
53extern int
54 u32_width (const uint32_t *s, size_t n, const char *encoding)
55 _UC_ATTRIBUTE_PURE;
56
57/* Determine number of column positions required for S. */
58extern int
59 u8_strwidth (const uint8_t *s, const char *encoding)
60 _UC_ATTRIBUTE_PURE;
61extern int
62 u16_strwidth (const uint16_t *s, const char *encoding)
63 _UC_ATTRIBUTE_PURE;
64extern int
65 u32_strwidth (const uint32_t *s, const char *encoding)
66 _UC_ATTRIBUTE_PURE;
67
68
69#ifdef __cplusplus
70}
71#endif
72
73#endif /* _UNIWIDTH_H */
74