mirror of
https://github.com/tmux/tmux.git
synced 2024-11-06 02:48:49 +00:00
Use system wcwidth() instead of carrying around UTF-8 width tables.
This commit is contained in:
Nicholas Marriott
parent
fc864529f5
commit
acc1090e77
19
input-keys.c
19
input-keys.c
@ -134,6 +134,19 @@ const struct input_key_ent input_keys[] = {
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{ KEYC_KP_PERIOD, ".", 0 },
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};
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/* Split a character into two UTF-8 bytes. */
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static size_t
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input_split2(u_int c, u_char *dst)
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{
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if (c > 0x7f) {
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dst[0] = (c >> 6) | 0xc0;
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dst[1] = (c & 0x3f) | 0x80;
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return (2);
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}
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dst[0] = c;
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return (1);
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}
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/* Translate a key code into an output key sequence. */
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void
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input_key(struct window_pane *wp, key_code key, struct mouse_event *m)
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@ -250,9 +263,9 @@ input_key_mouse(struct window_pane *wp, struct mouse_event *m)
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m->sgr_b, x + 1, y + 1, m->sgr_type);
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} else if (wp->screen->mode & MODE_MOUSE_UTF8) {
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len = xsnprintf(buf, sizeof buf, "\033[M");
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len += utf8_split2(m->b + 32, &buf[len]);
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len += utf8_split2(x + 33, &buf[len]);
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len += utf8_split2(y + 33, &buf[len]);
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len += input_split2(m->b + 32, &buf[len]);
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len += input_split2(x + 33, &buf[len]);
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len += input_split2(y + 33, &buf[len]);
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} else {
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if (m->b > 223)
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return;
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3
tmux.c
3
tmux.c
@ -190,7 +190,10 @@ main(int argc, char **argv)
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const char *s;
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int opt, flags, keys;
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setlocale(LC_CTYPE, "en_US.UTF-8");
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setlocale(LC_TIME, "");
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tzset();
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if (**argv == '-')
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8
tmux.h
8
tmux.h
@ -29,6 +29,7 @@
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#include <stdarg.h>
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#include <stdio.h>
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#include <termios.h>
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#include <wchar.h>
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#ifdef HAVE_UTEMPTER
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#include <utempter.h>
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@ -2313,14 +2314,13 @@ void session_group_synchronize1(struct session *, struct session *);
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void session_renumber_windows(struct session *);
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/* utf8.c */
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u_int utf8_width(u_int);
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void utf8_set(struct utf8_data *, u_char);
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void utf8_copy(struct utf8_data *, const struct utf8_data *);
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enum utf8_state utf8_open(struct utf8_data *, u_char);
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enum utf8_state utf8_append(struct utf8_data *, u_char);
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u_int utf8_combine(const struct utf8_data *);
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enum utf8_state utf8_split(u_int, struct utf8_data *);
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u_int utf8_split2(u_int, u_char *);
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u_int utf8_width(wchar_t);
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wchar_t utf8_combine(const struct utf8_data *);
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enum utf8_state utf8_split(wchar_t, struct utf8_data *);
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int utf8_strvis(char *, const char *, size_t, int);
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char *utf8_sanitize(const char *);
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struct utf8_data *utf8_fromcstr(const char *);
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452
utf8.c
452
utf8.c
@ -20,333 +20,10 @@
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#include <stdlib.h>
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#include <string.h>
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#include <wchar.h>
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#include "tmux.h"
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struct utf8_width_entry {
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u_int first;
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u_int last;
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int width;
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struct utf8_width_entry *left;
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struct utf8_width_entry *right;
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};
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/* Sorted, then repeatedly split in the middle to balance the tree. */
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static struct utf8_width_entry utf8_width_table[] = {
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{ 0x00b41, 0x00b44, 0, NULL, NULL },
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{ 0x008e4, 0x00902, 0, NULL, NULL },
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{ 0x006d6, 0x006dd, 0, NULL, NULL },
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{ 0x005c4, 0x005c5, 0, NULL, NULL },
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{ 0x00591, 0x005bd, 0, NULL, NULL },
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{ 0x00300, 0x0036f, 0, NULL, NULL },
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{ 0x00483, 0x00489, 0, NULL, NULL },
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{ 0x005bf, 0x005bf, 0, NULL, NULL },
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{ 0x005c1, 0x005c2, 0, NULL, NULL },
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{ 0x00610, 0x0061a, 0, NULL, NULL },
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{ 0x00600, 0x00605, 0, NULL, NULL },
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{ 0x005c7, 0x005c7, 0, NULL, NULL },
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{ 0x0064b, 0x0065f, 0, NULL, NULL },
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{ 0x0061c, 0x0061c, 0, NULL, NULL },
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{ 0x00670, 0x00670, 0, NULL, NULL },
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{ 0x007a6, 0x007b0, 0, NULL, NULL },
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{ 0x006ea, 0x006ed, 0, NULL, NULL },
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{ 0x006df, 0x006e4, 0, NULL, NULL },
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{ 0x006e7, 0x006e8, 0, NULL, NULL },
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{ 0x00711, 0x00711, 0, NULL, NULL },
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{ 0x0070f, 0x0070f, 0, NULL, NULL },
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{ 0x00730, 0x0074a, 0, NULL, NULL },
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{ 0x0081b, 0x00823, 0, NULL, NULL },
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{ 0x007eb, 0x007f3, 0, NULL, NULL },
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{ 0x00816, 0x00819, 0, NULL, NULL },
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{ 0x00829, 0x0082d, 0, NULL, NULL },
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{ 0x00825, 0x00827, 0, NULL, NULL },
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{ 0x00859, 0x0085b, 0, NULL, NULL },
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{ 0x00a41, 0x00a42, 0, NULL, NULL },
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{ 0x00981, 0x00981, 0, NULL, NULL },
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{ 0x00941, 0x00948, 0, NULL, NULL },
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{ 0x0093a, 0x0093a, 0, NULL, NULL },
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{ 0x0093c, 0x0093c, 0, NULL, NULL },
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{ 0x00951, 0x00957, 0, NULL, NULL },
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{ 0x0094d, 0x0094d, 0, NULL, NULL },
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{ 0x00962, 0x00963, 0, NULL, NULL },
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{ 0x009e2, 0x009e3, 0, NULL, NULL },
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{ 0x009c1, 0x009c4, 0, NULL, NULL },
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{ 0x009bc, 0x009bc, 0, NULL, NULL },
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{ 0x009cd, 0x009cd, 0, NULL, NULL },
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{ 0x00a01, 0x00a02, 0, NULL, NULL },
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{ 0x00a3c, 0x00a3c, 0, NULL, NULL },
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{ 0x00ac1, 0x00ac5, 0, NULL, NULL },
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{ 0x00a70, 0x00a71, 0, NULL, NULL },
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{ 0x00a4b, 0x00a4d, 0, NULL, NULL },
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{ 0x00a47, 0x00a48, 0, NULL, NULL },
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{ 0x00a51, 0x00a51, 0, NULL, NULL },
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{ 0x00a81, 0x00a82, 0, NULL, NULL },
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{ 0x00a75, 0x00a75, 0, NULL, NULL },
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{ 0x00abc, 0x00abc, 0, NULL, NULL },
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{ 0x00ae2, 0x00ae3, 0, NULL, NULL },
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{ 0x00ac7, 0x00ac8, 0, NULL, NULL },
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{ 0x00acd, 0x00acd, 0, NULL, NULL },
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{ 0x00b3c, 0x00b3c, 0, NULL, NULL },
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{ 0x00b01, 0x00b01, 0, NULL, NULL },
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{ 0x00b3f, 0x00b3f, 0, NULL, NULL },
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{ 0x03190, 0x031ba, 2, NULL, NULL },
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{ 0x017c9, 0x017d3, 0, NULL, NULL },
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{ 0x00ec8, 0x00ecd, 0, NULL, NULL },
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{ 0x00cc6, 0x00cc6, 0, NULL, NULL },
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{ 0x00c3e, 0x00c40, 0, NULL, NULL },
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{ 0x00b82, 0x00b82, 0, NULL, NULL },
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{ 0x00b56, 0x00b56, 0, NULL, NULL },
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{ 0x00b4d, 0x00b4d, 0, NULL, NULL },
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{ 0x00b62, 0x00b63, 0, NULL, NULL },
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{ 0x00bcd, 0x00bcd, 0, NULL, NULL },
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{ 0x00bc0, 0x00bc0, 0, NULL, NULL },
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{ 0x00c00, 0x00c00, 0, NULL, NULL },
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{ 0x00c62, 0x00c63, 0, NULL, NULL },
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{ 0x00c4a, 0x00c4d, 0, NULL, NULL },
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{ 0x00c46, 0x00c48, 0, NULL, NULL },
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{ 0x00c55, 0x00c56, 0, NULL, NULL },
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{ 0x00cbc, 0x00cbc, 0, NULL, NULL },
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{ 0x00c81, 0x00c81, 0, NULL, NULL },
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{ 0x00cbf, 0x00cbf, 0, NULL, NULL },
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{ 0x00dd2, 0x00dd4, 0, NULL, NULL },
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{ 0x00d41, 0x00d44, 0, NULL, NULL },
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{ 0x00ce2, 0x00ce3, 0, NULL, NULL },
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{ 0x00ccc, 0x00ccd, 0, NULL, NULL },
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{ 0x00d01, 0x00d01, 0, NULL, NULL },
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{ 0x00d62, 0x00d63, 0, NULL, NULL },
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{ 0x00d4d, 0x00d4d, 0, NULL, NULL },
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{ 0x00dca, 0x00dca, 0, NULL, NULL },
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{ 0x00e47, 0x00e4e, 0, NULL, NULL },
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{ 0x00e31, 0x00e31, 0, NULL, NULL },
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{ 0x00dd6, 0x00dd6, 0, NULL, NULL },
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{ 0x00e34, 0x00e3a, 0, NULL, NULL },
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{ 0x00eb4, 0x00eb9, 0, NULL, NULL },
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{ 0x00eb1, 0x00eb1, 0, NULL, NULL },
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{ 0x00ebb, 0x00ebc, 0, NULL, NULL },
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{ 0x0105e, 0x01060, 0, NULL, NULL },
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{ 0x00f8d, 0x00f97, 0, NULL, NULL },
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{ 0x00f39, 0x00f39, 0, NULL, NULL },
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{ 0x00f35, 0x00f35, 0, NULL, NULL },
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{ 0x00f18, 0x00f19, 0, NULL, NULL },
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{ 0x00f37, 0x00f37, 0, NULL, NULL },
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{ 0x00f80, 0x00f84, 0, NULL, NULL },
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{ 0x00f71, 0x00f7e, 0, NULL, NULL },
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{ 0x00f86, 0x00f87, 0, NULL, NULL },
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{ 0x01032, 0x01037, 0, NULL, NULL },
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{ 0x00fc6, 0x00fc6, 0, NULL, NULL },
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{ 0x00f99, 0x00fbc, 0, NULL, NULL },
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{ 0x0102d, 0x01030, 0, NULL, NULL },
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{ 0x0103d, 0x0103e, 0, NULL, NULL },
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{ 0x01039, 0x0103a, 0, NULL, NULL },
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{ 0x01058, 0x01059, 0, NULL, NULL },
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{ 0x0135d, 0x0135f, 0, NULL, NULL },
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{ 0x01085, 0x01086, 0, NULL, NULL },
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{ 0x01071, 0x01074, 0, NULL, NULL },
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{ 0x01082, 0x01082, 0, NULL, NULL },
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{ 0x0109d, 0x0109d, 0, NULL, NULL },
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{ 0x0108d, 0x0108d, 0, NULL, NULL },
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{ 0x01100, 0x011ff, 2, NULL, NULL },
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{ 0x01772, 0x01773, 0, NULL, NULL },
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{ 0x01732, 0x01734, 0, NULL, NULL },
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{ 0x01712, 0x01714, 0, NULL, NULL },
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{ 0x01752, 0x01753, 0, NULL, NULL },
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{ 0x017b7, 0x017bd, 0, NULL, NULL },
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{ 0x017b4, 0x017b5, 0, NULL, NULL },
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{ 0x017c6, 0x017c6, 0, NULL, NULL },
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{ 0x01c2c, 0x01c33, 0, NULL, NULL },
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{ 0x01a7f, 0x01a7f, 0, NULL, NULL },
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{ 0x01a17, 0x01a18, 0, NULL, NULL },
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{ 0x01920, 0x01922, 0, NULL, NULL },
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{ 0x0180b, 0x0180e, 0, NULL, NULL },
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{ 0x017dd, 0x017dd, 0, NULL, NULL },
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{ 0x018a9, 0x018a9, 0, NULL, NULL },
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{ 0x01932, 0x01932, 0, NULL, NULL },
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{ 0x01927, 0x01928, 0, NULL, NULL },
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{ 0x01939, 0x0193b, 0, NULL, NULL },
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{ 0x01a60, 0x01a60, 0, NULL, NULL },
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{ 0x01a56, 0x01a56, 0, NULL, NULL },
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{ 0x01a1b, 0x01a1b, 0, NULL, NULL },
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{ 0x01a58, 0x01a5e, 0, NULL, NULL },
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{ 0x01a65, 0x01a6c, 0, NULL, NULL },
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{ 0x01a62, 0x01a62, 0, NULL, NULL },
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{ 0x01a73, 0x01a7c, 0, NULL, NULL },
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{ 0x01b80, 0x01b81, 0, NULL, NULL },
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{ 0x01b36, 0x01b3a, 0, NULL, NULL },
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{ 0x01b00, 0x01b03, 0, NULL, NULL },
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{ 0x01ab0, 0x01abe, 0, NULL, NULL },
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{ 0x01b34, 0x01b34, 0, NULL, NULL },
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{ 0x01b42, 0x01b42, 0, NULL, NULL },
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{ 0x01b3c, 0x01b3c, 0, NULL, NULL },
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{ 0x01b6b, 0x01b73, 0, NULL, NULL },
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{ 0x01be6, 0x01be6, 0, NULL, NULL },
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{ 0x01ba8, 0x01ba9, 0, NULL, NULL },
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{ 0x01ba2, 0x01ba5, 0, NULL, NULL },
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{ 0x01bab, 0x01bad, 0, NULL, NULL },
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{ 0x01bed, 0x01bed, 0, NULL, NULL },
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{ 0x01be8, 0x01be9, 0, NULL, NULL },
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{ 0x01bef, 0x01bf1, 0, NULL, NULL },
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{ 0x02329, 0x0232a, 2, NULL, NULL },
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{ 0x01dc0, 0x01df5, 0, NULL, NULL },
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{ 0x01ce2, 0x01ce8, 0, NULL, NULL },
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{ 0x01cd0, 0x01cd2, 0, NULL, NULL },
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{ 0x01c36, 0x01c37, 0, NULL, NULL },
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{ 0x01cd4, 0x01ce0, 0, NULL, NULL },
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{ 0x01cf4, 0x01cf4, 0, NULL, NULL },
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{ 0x01ced, 0x01ced, 0, NULL, NULL },
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{ 0x01cf8, 0x01cf9, 0, NULL, NULL },
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{ 0x02060, 0x02064, 0, NULL, NULL },
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{ 0x0200b, 0x0200f, 0, NULL, NULL },
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{ 0x01dfc, 0x01dff, 0, NULL, NULL },
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{ 0x0202a, 0x0202e, 0, NULL, NULL },
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{ 0x02066, 0x0206f, 0, NULL, NULL },
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{ 0x020d0, 0x020f0, 0, NULL, NULL },
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{ 0x03001, 0x03029, 2, NULL, NULL },
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{ 0x02e80, 0x02e99, 2, NULL, NULL },
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{ 0x02d7f, 0x02d7f, 0, NULL, NULL },
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{ 0x02cef, 0x02cf1, 0, NULL, NULL },
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{ 0x02de0, 0x02dff, 0, NULL, NULL },
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{ 0x02f00, 0x02fd5, 2, NULL, NULL },
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{ 0x02e9b, 0x02ef3, 2, NULL, NULL },
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{ 0x02ff0, 0x02ffb, 2, NULL, NULL },
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{ 0x03099, 0x0309a, 0, NULL, NULL },
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{ 0x0302e, 0x0303e, 2, NULL, NULL },
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{ 0x0302a, 0x0302d, 0, NULL, NULL },
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{ 0x03041, 0x03096, 2, NULL, NULL },
|
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{ 0x03105, 0x0312d, 2, NULL, NULL },
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{ 0x0309b, 0x030ff, 2, NULL, NULL },
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{ 0x03131, 0x0318e, 2, NULL, NULL },
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{ 0x10a3f, 0x10a3f, 0, NULL, NULL },
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{ 0x0aa4c, 0x0aa4c, 0, NULL, NULL },
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{ 0x0a825, 0x0a826, 0, NULL, NULL },
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{ 0x0a490, 0x0a4c6, 2, NULL, NULL },
|
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{ 0x03250, 0x032fe, 2, NULL, NULL },
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{ 0x031f0, 0x0321e, 2, NULL, NULL },
|
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{ 0x031c0, 0x031e3, 2, NULL, NULL },
|
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{ 0x03220, 0x03247, 2, NULL, NULL },
|
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{ 0x04e00, 0x09fcc, 2, NULL, NULL },
|
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{ 0x03300, 0x04db5, 2, NULL, NULL },
|
||||
{ 0x0a000, 0x0a48c, 2, NULL, NULL },
|
||||
{ 0x0a6f0, 0x0a6f1, 0, NULL, NULL },
|
||||
{ 0x0a674, 0x0a67d, 0, NULL, NULL },
|
||||
{ 0x0a66f, 0x0a672, 0, NULL, NULL },
|
||||
{ 0x0a69f, 0x0a69f, 0, NULL, NULL },
|
||||
{ 0x0a806, 0x0a806, 0, NULL, NULL },
|
||||
{ 0x0a802, 0x0a802, 0, NULL, NULL },
|
||||
{ 0x0a80b, 0x0a80b, 0, NULL, NULL },
|
||||
{ 0x0a9b6, 0x0a9b9, 0, NULL, NULL },
|
||||
{ 0x0a947, 0x0a951, 0, NULL, NULL },
|
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{ 0x0a8e0, 0x0a8f1, 0, NULL, NULL },
|
||||
{ 0x0a8c4, 0x0a8c4, 0, NULL, NULL },
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{ 0x0a926, 0x0a92d, 0, NULL, NULL },
|
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{ 0x0a980, 0x0a982, 0, NULL, NULL },
|
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{ 0x0a960, 0x0a97c, 2, NULL, NULL },
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{ 0x0a9b3, 0x0a9b3, 0, NULL, NULL },
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{ 0x0aa29, 0x0aa2e, 0, NULL, NULL },
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{ 0x0a9bc, 0x0a9bc, 0, NULL, NULL },
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{ 0x0a9e5, 0x0a9e5, 0, NULL, NULL },
|
||||
{ 0x0aa35, 0x0aa36, 0, NULL, NULL },
|
||||
{ 0x0aa31, 0x0aa32, 0, NULL, NULL },
|
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{ 0x0aa43, 0x0aa43, 0, NULL, NULL },
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||||
{ 0x0fb1e, 0x0fb1e, 0, NULL, NULL },
|
||||
{ 0x0aaf6, 0x0aaf6, 0, NULL, NULL },
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{ 0x0aab7, 0x0aab8, 0, NULL, NULL },
|
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{ 0x0aab0, 0x0aab0, 0, NULL, NULL },
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||||
{ 0x0aa7c, 0x0aa7c, 0, NULL, NULL },
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{ 0x0aab2, 0x0aab4, 0, NULL, NULL },
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{ 0x0aac1, 0x0aac1, 0, NULL, NULL },
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||||
{ 0x0aabe, 0x0aabf, 0, NULL, NULL },
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||||
{ 0x0aaec, 0x0aaed, 0, NULL, NULL },
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||||
{ 0x0ac00, 0x0d7a3, 2, NULL, NULL },
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||||
{ 0x0abe8, 0x0abe8, 0, NULL, NULL },
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{ 0x0abe5, 0x0abe5, 0, NULL, NULL },
|
||||
{ 0x0abed, 0x0abed, 0, NULL, NULL },
|
||||
{ 0x0f900, 0x0fa6d, 2, NULL, NULL },
|
||||
{ 0x0d800, 0x0dfff, 0, NULL, NULL },
|
||||
{ 0x0fa70, 0x0fad9, 2, NULL, NULL },
|
||||
{ 0x0fff9, 0x0fffb, 0, NULL, NULL },
|
||||
{ 0x0fe30, 0x0fe52, 2, NULL, NULL },
|
||||
{ 0x0fe10, 0x0fe19, 2, NULL, NULL },
|
||||
{ 0x0fe00, 0x0fe0f, 0, NULL, NULL },
|
||||
{ 0x0fe20, 0x0fe2d, 0, NULL, NULL },
|
||||
{ 0x0fe68, 0x0fe6b, 2, NULL, NULL },
|
||||
{ 0x0fe54, 0x0fe66, 2, NULL, NULL },
|
||||
{ 0x0feff, 0x0feff, 0, NULL, NULL },
|
||||
{ 0x10a01, 0x10a03, 0, NULL, NULL },
|
||||
{ 0x102e0, 0x102e0, 0, NULL, NULL },
|
||||
{ 0x101fd, 0x101fd, 0, NULL, NULL },
|
||||
{ 0x10376, 0x1037a, 0, NULL, NULL },
|
||||
{ 0x10a0c, 0x10a0f, 0, NULL, NULL },
|
||||
{ 0x10a05, 0x10a06, 0, NULL, NULL },
|
||||
{ 0x10a38, 0x10a3a, 0, NULL, NULL },
|
||||
{ 0x11633, 0x1163a, 0, NULL, NULL },
|
||||
{ 0x11236, 0x11237, 0, NULL, NULL },
|
||||
{ 0x11100, 0x11102, 0, NULL, NULL },
|
||||
{ 0x1107f, 0x11081, 0, NULL, NULL },
|
||||
{ 0x11001, 0x11001, 0, NULL, NULL },
|
||||
{ 0x10ae5, 0x10ae6, 0, NULL, NULL },
|
||||
{ 0x11038, 0x11046, 0, NULL, NULL },
|
||||
{ 0x110b9, 0x110ba, 0, NULL, NULL },
|
||||
{ 0x110b3, 0x110b6, 0, NULL, NULL },
|
||||
{ 0x110bd, 0x110bd, 0, NULL, NULL },
|
||||
{ 0x11180, 0x11181, 0, NULL, NULL },
|
||||
{ 0x1112d, 0x11134, 0, NULL, NULL },
|
||||
{ 0x11127, 0x1112b, 0, NULL, NULL },
|
||||
{ 0x11173, 0x11173, 0, NULL, NULL },
|
||||
{ 0x1122f, 0x11231, 0, NULL, NULL },
|
||||
{ 0x111b6, 0x111be, 0, NULL, NULL },
|
||||
{ 0x11234, 0x11234, 0, NULL, NULL },
|
||||
{ 0x11370, 0x11374, 0, NULL, NULL },
|
||||
{ 0x11301, 0x11301, 0, NULL, NULL },
|
||||
{ 0x112df, 0x112df, 0, NULL, NULL },
|
||||
{ 0x112e3, 0x112ea, 0, NULL, NULL },
|
||||
{ 0x11340, 0x11340, 0, NULL, NULL },
|
||||
{ 0x1133c, 0x1133c, 0, NULL, NULL },
|
||||
{ 0x11366, 0x1136c, 0, NULL, NULL },
|
||||
{ 0x114c2, 0x114c3, 0, NULL, NULL },
|
||||
{ 0x114ba, 0x114ba, 0, NULL, NULL },
|
||||
{ 0x114b3, 0x114b8, 0, NULL, NULL },
|
||||
{ 0x114bf, 0x114c0, 0, NULL, NULL },
|
||||
{ 0x115bc, 0x115bd, 0, NULL, NULL },
|
||||
{ 0x115b2, 0x115b5, 0, NULL, NULL },
|
||||
{ 0x115bf, 0x115c0, 0, NULL, NULL },
|
||||
{ 0x1d1aa, 0x1d1ad, 0, NULL, NULL },
|
||||
{ 0x16b30, 0x16b36, 0, NULL, NULL },
|
||||
{ 0x116ad, 0x116ad, 0, NULL, NULL },
|
||||
{ 0x1163f, 0x11640, 0, NULL, NULL },
|
||||
{ 0x1163d, 0x1163d, 0, NULL, NULL },
|
||||
{ 0x116ab, 0x116ab, 0, NULL, NULL },
|
||||
{ 0x116b7, 0x116b7, 0, NULL, NULL },
|
||||
{ 0x116b0, 0x116b5, 0, NULL, NULL },
|
||||
{ 0x16af0, 0x16af4, 0, NULL, NULL },
|
||||
{ 0x1bca0, 0x1bca3, 0, NULL, NULL },
|
||||
{ 0x1b000, 0x1b001, 2, NULL, NULL },
|
||||
{ 0x16f8f, 0x16f92, 0, NULL, NULL },
|
||||
{ 0x1bc9d, 0x1bc9e, 0, NULL, NULL },
|
||||
{ 0x1d173, 0x1d182, 0, NULL, NULL },
|
||||
{ 0x1d167, 0x1d169, 0, NULL, NULL },
|
||||
{ 0x1d185, 0x1d18b, 0, NULL, NULL },
|
||||
{ 0x2a700, 0x2b734, 2, NULL, NULL },
|
||||
{ 0x1f210, 0x1f23a, 2, NULL, NULL },
|
||||
{ 0x1e8d0, 0x1e8d6, 0, NULL, NULL },
|
||||
{ 0x1d242, 0x1d244, 0, NULL, NULL },
|
||||
{ 0x1f200, 0x1f202, 2, NULL, NULL },
|
||||
{ 0x1f250, 0x1f251, 2, NULL, NULL },
|
||||
{ 0x1f240, 0x1f248, 2, NULL, NULL },
|
||||
{ 0x20000, 0x2a6d6, 2, NULL, NULL },
|
||||
{ 0xe0020, 0xe007f, 0, NULL, NULL },
|
||||
{ 0x2f800, 0x2fa1d, 2, NULL, NULL },
|
||||
{ 0x2b740, 0x2b81d, 2, NULL, NULL },
|
||||
{ 0xe0001, 0xe0001, 0, NULL, NULL },
|
||||
{ 0xf0000, 0xffffd, 0, NULL, NULL },
|
||||
{ 0xe0100, 0xe01ef, 0, NULL, NULL },
|
||||
{ 0x100000, 0x10fffd, 0, NULL, NULL },
|
||||
};
|
||||
static struct utf8_width_entry *utf8_width_root = NULL;
|
||||
|
||||
static void utf8_build(void);
|
||||
|
||||
/* Set a single character. */
|
||||
void
|
||||
utf8_set(struct utf8_data *ud, u_char ch)
|
||||
@ -420,118 +97,45 @@ utf8_append(struct utf8_data *ud, u_char ch)
|
||||
return (UTF8_DONE);
|
||||
}
|
||||
|
||||
/* Build UTF-8 width tree. */
|
||||
static void
|
||||
utf8_build(void)
|
||||
/* Get width of Unicode character. */
|
||||
u_int
|
||||
utf8_width(wchar_t wc)
|
||||
{
|
||||
struct utf8_width_entry **ptr, *item, *node;
|
||||
u_int i;
|
||||
int width;
|
||||
|
||||
for (i = 0; i < nitems(utf8_width_table); i++) {
|
||||
item = &utf8_width_table[i];
|
||||
|
||||
ptr = &utf8_width_root;
|
||||
while (*ptr != NULL) {
|
||||
node = *ptr;
|
||||
if (item->last < node->first)
|
||||
ptr = &node->left;
|
||||
else if (item->first > node->last)
|
||||
ptr = &node->right;
|
||||
}
|
||||
*ptr = item;
|
||||
}
|
||||
width = wcwidth(wc);
|
||||
if (width < 0)
|
||||
return (0);
|
||||
return (width);
|
||||
}
|
||||
|
||||
/* Lookup width of UTF-8 data in tree. */
|
||||
u_int
|
||||
utf8_width(u_int uc)
|
||||
{
|
||||
struct utf8_width_entry *item;
|
||||
|
||||
if (utf8_width_root == NULL)
|
||||
utf8_build();
|
||||
|
||||
item = utf8_width_root;
|
||||
while (item != NULL) {
|
||||
if (uc < item->first)
|
||||
item = item->left;
|
||||
else if (uc > item->last)
|
||||
item = item->right;
|
||||
else
|
||||
return (item->width);
|
||||
}
|
||||
return (1);
|
||||
}
|
||||
|
||||
/* Combine UTF-8 into 32-bit Unicode. */
|
||||
u_int
|
||||
/* Combine UTF-8 into Unicode. */
|
||||
wchar_t
|
||||
utf8_combine(const struct utf8_data *ud)
|
||||
{
|
||||
u_int uc;
|
||||
wchar_t wc;
|
||||
|
||||
uc = 0xfffd;
|
||||
switch (ud->size) {
|
||||
case 1:
|
||||
uc = ud->data[0];
|
||||
break;
|
||||
case 2:
|
||||
uc = ud->data[1] & 0x3f;
|
||||
uc |= (ud->data[0] & 0x1f) << 6;
|
||||
break;
|
||||
case 3:
|
||||
uc = ud->data[2] & 0x3f;
|
||||
uc |= (ud->data[1] & 0x3f) << 6;
|
||||
uc |= (ud->data[0] & 0xf) << 12;
|
||||
break;
|
||||
case 4:
|
||||
uc = ud->data[3] & 0x3f;
|
||||
uc |= (ud->data[2] & 0x3f) << 6;
|
||||
uc |= (ud->data[1] & 0x3f) << 12;
|
||||
uc |= (ud->data[0] & 0x7) << 18;
|
||||
break;
|
||||
}
|
||||
return (uc);
|
||||
if (mbtowc(&wc, ud->data, ud->size) <= 0)
|
||||
return (0xfffd);
|
||||
return (wc);
|
||||
}
|
||||
|
||||
/* Split 32-bit Unicode into UTF-8. */
|
||||
/* Split Unicode into UTF-8. */
|
||||
enum utf8_state
|
||||
utf8_split(u_int uc, struct utf8_data *ud)
|
||||
utf8_split(wchar_t wc, struct utf8_data *ud)
|
||||
{
|
||||
if (uc < 0x7f) {
|
||||
ud->size = 1;
|
||||
ud->data[0] = uc;
|
||||
} else if (uc < 0x7ff) {
|
||||
ud->size = 2;
|
||||
ud->data[0] = 0xc0 | ((uc >> 6) & 0x1f);
|
||||
ud->data[1] = 0x80 | (uc & 0x3f);
|
||||
} else if (uc < 0xffff) {
|
||||
ud->size = 3;
|
||||
ud->data[0] = 0xe0 | ((uc >> 12) & 0xf);
|
||||
ud->data[1] = 0x80 | ((uc >> 6) & 0x3f);
|
||||
ud->data[2] = 0x80 | (uc & 0x3f);
|
||||
} else if (uc < 0x1fffff) {
|
||||
ud->size = 4;
|
||||
ud->data[0] = 0xf0 | ((uc >> 18) & 0x7);
|
||||
ud->data[1] = 0x80 | ((uc >> 12) & 0x3f);
|
||||
ud->data[2] = 0x80 | ((uc >> 6) & 0x3f);
|
||||
ud->data[3] = 0x80 | (uc & 0x3f);
|
||||
} else
|
||||
return (UTF8_ERROR);
|
||||
ud->width = utf8_width(uc);
|
||||
return (UTF8_DONE);
|
||||
}
|
||||
char s[MB_CUR_MAX];
|
||||
int slen;
|
||||
|
||||
/* Split a two-byte UTF-8 character. */
|
||||
u_int
|
||||
utf8_split2(u_int uc, u_char *ptr)
|
||||
{
|
||||
if (uc > 0x7f) {
|
||||
ptr[0] = (uc >> 6) | 0xc0;
|
||||
ptr[1] = (uc & 0x3f) | 0x80;
|
||||
return (2);
|
||||
}
|
||||
ptr[0] = uc;
|
||||
return (1);
|
||||
slen = wctomb(s, wc);
|
||||
if (slen <= 0 || slen > (int)sizeof ud->data)
|
||||
return (UTF8_ERROR);
|
||||
|
||||
memcpy(ud->data, s, slen);
|
||||
ud->size = slen;
|
||||
|
||||
ud->width = utf8_width(wc);
|
||||
return (UTF8_DONE);
|
||||
}
|
||||
|
||||
/*
|
||||
|
||||
Loading…
Reference in New Issue
Block a user