64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
/* Align/Truncate a string in a given screen width
|
|
Copyright (C) 2009-2010 Free Software Foundation, Inc.
|
|
Copyright (C) 2010-2013 Karel Zak <kzak@redhat.com>
|
|
|
|
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 2.1 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
#ifndef UTIL_LINUX_MBSALIGN_H
|
|
# define UTIL_LINUX_MBSALIGN_H
|
|
# include <stddef.h>
|
|
|
|
typedef enum { MBS_ALIGN_LEFT, MBS_ALIGN_RIGHT, MBS_ALIGN_CENTER } mbs_align_t;
|
|
|
|
enum {
|
|
/* Use unibyte mode for invalid multibyte strings or
|
|
or when heap memory is exhausted. */
|
|
MBA_UNIBYTE_FALLBACK = 0x0001,
|
|
|
|
#if 0 /* Other possible options. */
|
|
/* Skip invalid multibyte chars rather than failing */
|
|
MBA_IGNORE_INVALID = 0x0002,
|
|
|
|
/* Align multibyte strings using "figure space" (\u2007) */
|
|
MBA_USE_FIGURE_SPACE = 0x0004,
|
|
|
|
/* Don't add any padding */
|
|
MBA_TRUNCATE_ONLY = 0x0008,
|
|
|
|
/* Don't truncate */
|
|
MBA_PAD_ONLY = 0x0010,
|
|
#endif
|
|
};
|
|
|
|
extern size_t mbs_truncate(char *str, size_t *width);
|
|
|
|
extern size_t mbsalign (const char *src, char *dest,
|
|
size_t dest_size, size_t *width,
|
|
mbs_align_t align, int flags);
|
|
|
|
extern size_t mbsalign_with_padding (const char *src, char *dest, size_t dest_size,
|
|
size_t *width, mbs_align_t align, int flags,
|
|
int padchar);
|
|
|
|
extern size_t mbs_safe_nwidth(const char *buf, size_t bufsz, size_t *sz);
|
|
extern size_t mbs_safe_width(const char *s);
|
|
|
|
extern char *mbs_safe_encode(const char *s, size_t *width);
|
|
extern char *mbs_safe_encode_to_buffer(const char *s, size_t *width, char *buf, const char *safechars);
|
|
extern size_t mbs_safe_encode_size(size_t bytes);
|
|
|
|
extern char *mbs_invalid_encode(const char *s, size_t *width);
|
|
extern char *mbs_invalid_encode_to_buffer(const char *s, size_t *width, char *buf);
|
|
|
|
#endif /* UTIL_LINUX_MBSALIGN_H */
|