/*
Copyright © 1998, 1999 Lucent Technologies Inc.  All rights reserved.  
Revisions Copyright © 1999, 2000 Vita Nuova Limited.  All rights reserved.
Revisions Copyright © 2001 Norman Ramsey.  All rights reserved.  
*/
#include "lib9.h"

long
utflen(char *s)
{
	int c;
	long n;
	Rune rune;

	n = 0;
	for(;;) {
		c = *(uchar*)s;
		if(c < Runeself) {
			if(c == 0)
				return n;
			s++;
		} else
			s += chartorune(&rune, s);
		n++;
	}
	return 0;
}