1 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */ 2 /* Display width functions. 3 Copyright (C) 2001-2002, 2005, 2007, 2009-2021 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 31 extern "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. */ 41 extern 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. */ 47 extern int 48 u8_width (const uint8_t *s, size_t n, const char *encoding) 49 _UC_ATTRIBUTE_PURE; 50 extern int 51 u16_width (const uint16_t *s, size_t n, const char *encoding) 52 _UC_ATTRIBUTE_PURE; 53 extern 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. */ 58 extern int 59 u8_strwidth (const uint8_t *s, const char *encoding) 60 _UC_ATTRIBUTE_PURE; 61 extern int 62 u16_strwidth (const uint16_t *s, const char *encoding) 63 _UC_ATTRIBUTE_PURE; 64 extern 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