/usr/include/uniwidth.h is in libunistring-dev 0.9.3-5.2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | /* Display width functions.
Copyright (C) 2001-2002, 2005, 2007, 2009-2010 Free Software Foundation,
Inc.
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _UNIWIDTH_H
#define _UNIWIDTH_H
#include "unitypes.h"
/* Get size_t. */
#include <stddef.h>
/* Get locale_charset() declaration. */
#include <unistring/localcharset.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Display width. */
/* These functions are locale dependent. The encoding argument identifies
the encoding (e.g. "ISO-8859-2" for Polish). */
/* Determine number of column positions required for UC. */
extern int
uc_width (ucs4_t uc, const char *encoding);
/* Determine number of column positions required for first N units
(or fewer if S ends before this) in S. */
extern int
u8_width (const uint8_t *s, size_t n, const char *encoding);
extern int
u16_width (const uint16_t *s, size_t n, const char *encoding);
extern int
u32_width (const uint32_t *s, size_t n, const char *encoding);
/* Determine number of column positions required for S. */
extern int
u8_strwidth (const uint8_t *s, const char *encoding);
extern int
u16_strwidth (const uint16_t *s, const char *encoding);
extern int
u32_strwidth (const uint32_t *s, const char *encoding);
#ifdef __cplusplus
}
#endif
#endif /* _UNIWIDTH_H */
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