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Annotation of embedaddon/libiconv/srclib/uniwidth.in.h, revision 1.1.1.2

1.1       misho       1: /* Display width functions.
1.1.1.2 ! misho       2:    Copyright (C) 2001-2002, 2005, 2007, 2009-2019 Free Software Foundation,
1.1       misho       3:    Inc.
                      4: 
                      5:    This program is free software: you can redistribute it and/or modify it
                      6:    under the terms of the GNU General Public License as published
                      7:    by the Free Software Foundation; either version 3 of the License, or
                      8:    (at your option) any later version.
                      9: 
                     10:    This program is distributed in the hope that it will be useful,
                     11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
                     12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     13:    General Public License for more details.
                     14: 
                     15:    You should have received a copy of the GNU General Public License
1.1.1.2 ! misho      16:    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
1.1       misho      17: 
                     18: #ifndef _UNIWIDTH_H
                     19: #define _UNIWIDTH_H
                     20: 
                     21: #include "unitypes.h"
                     22: 
                     23: /* Get size_t.  */
                     24: #include <stddef.h>
                     25: 
                     26: /* Get locale_charset() declaration.  */
                     27: #include "localcharset.h"
                     28: 
                     29: #ifdef __cplusplus
                     30: extern "C" {
                     31: #endif
                     32: 
                     33: 
                     34: /* Display width.  */
                     35: 
                     36: /* These functions are locale dependent.  The encoding argument identifies
                     37:    the encoding (e.g. "ISO-8859-2" for Polish).  */
                     38: 
                     39: /* Determine number of column positions required for UC.  */
                     40: extern int
1.1.1.2 ! misho      41:        uc_width (ucs4_t uc, const char *encoding)
        !            42:        _UC_ATTRIBUTE_PURE;
1.1       misho      43: 
                     44: /* Determine number of column positions required for first N units
                     45:    (or fewer if S ends before this) in S.  */
                     46: extern int
1.1.1.2 ! misho      47:        u8_width (const uint8_t *s, size_t n, const char *encoding)
        !            48:        _UC_ATTRIBUTE_PURE;
1.1       misho      49: extern int
1.1.1.2 ! misho      50:        u16_width (const uint16_t *s, size_t n, const char *encoding)
        !            51:        _UC_ATTRIBUTE_PURE;
1.1       misho      52: extern int
1.1.1.2 ! misho      53:        u32_width (const uint32_t *s, size_t n, const char *encoding)
        !            54:        _UC_ATTRIBUTE_PURE;
1.1       misho      55: 
                     56: /* Determine number of column positions required for S.  */
                     57: extern int
1.1.1.2 ! misho      58:        u8_strwidth (const uint8_t *s, const char *encoding)
        !            59:        _UC_ATTRIBUTE_PURE;
1.1       misho      60: extern int
1.1.1.2 ! misho      61:        u16_strwidth (const uint16_t *s, const char *encoding)
        !            62:        _UC_ATTRIBUTE_PURE;
1.1       misho      63: extern int
1.1.1.2 ! misho      64:        u32_strwidth (const uint32_t *s, const char *encoding)
        !            65:        _UC_ATTRIBUTE_PURE;
1.1       misho      66: 
                     67: 
                     68: #ifdef __cplusplus
                     69: }
                     70: #endif
                     71: 
                     72: #endif /* _UNIWIDTH_H */