teapot-spreadsheet/utf8.h

65 lines
1.3 KiB
C

/*
UTF-8 wrapper for teapot
Copyright (C) 2010 Joerg Walter
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU 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 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 UTF8_H
#define UTF8_H
#include <sys/types.h>
#include "config.h"
#ifdef __cplusplus
extern "C" {
#endif
size_t mbslen(const char *str);
char *mbspos(const char *str, int ch);
#ifdef ENABLE_UTF8
#define UTF8SZ 4
static inline int is_mbcont(unsigned char c)
{
return (c >= 0x80 && c < 0xc0);
}
static inline int is_mbchar(unsigned char c)
{
return (c >= 0x80);
}
#else
#define UTF8SZ 1
static inline int is_mbcont(unsigned char c)
{
return 0;
}
static inline int is_mbchar(unsigned char c)
{
return 0;
}
#endif
#ifdef __cplusplus
}
#endif
#endif