LemonBoy 2e860abd2b Fix the display of utf8 sequences in the gui
term_addstr() had a long-standing fixme that suggested it didn't
take into account the string encoding when calculating the string
length.
The BIG5 code path is untested.
2015-10-02 14:44:35 +02:00

20 lines
648 B
C

#ifndef __UTF8_H
#define __UTF8_H
/* XXX I didn't check the encoding range of big5+. This is standard big5. */
#define is_big5_los(lo) (0x40 <= (lo) && (lo) <= 0x7E) /* standard */
#define is_big5_lox(lo) (0x80 <= (lo) && (lo) <= 0xFE) /* extended */
#define is_big5_lo(lo) ((is_big5_los(lo) || is_big5_lox(lo)))
#define is_big5_hi(hi) (0x81 <= (hi) && (hi) <= 0xFE)
#define is_big5(hi,lo) (is_big5_hi(hi) && is_big5_lo(lo))
int strlen_big5(const unsigned char *str);
/* Returns width for character (0-2). */
int mk_wcwidth(unichar c);
#define unichar_isprint(c) (((c) & ~0x80) >= 32)
#define is_utf8_leading(c) (((c) & 0xc0) != 0x80)
#endif