Return to uniwidth.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / libiconv / srclib

libiconv

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