| ---
tutflen.c (1025B)
---
1 /*
2 * The authors of this software are Rob Pike and Ken Thompson.
3 * Copyright (c) 2002 by Lucent Technologies.
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose without fee is hereby granted, provided that this entire notice
6 * is included in all copies of any software which is or includes a copy
7 * or modification of this software and in all copies of the supporting
8 * documentation for such software.
9 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
10 * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE
11 * ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
12 * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
13 */
14 #include
15 #include
16 #include "plan9.h"
17 #include "utf.h"
18
19 int
20 utflen(char *s)
21 {
22 int c;
23 long n;
24 Rune rune;
25
26 n = 0;
27 for(;;) {
28 c = *(uchar*)s;
29 if(c < Runeself) {
30 if(c == 0)
31 return n;
32 s++;
33 } else
34 s += chartorune(&rune, s);
35 n++;
36 }
37 } |