From 37da2899f40661e3e9631e497da8dc59b971cbd0 Mon Sep 17 00:00:00 2001
From: "Charles.Forsyth" <devnull@localhost>
Date: Fri, 22 Dec 2006 17:07:39 +0000
Subject: 20060303a

---
 lib9/utflen.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 lib9/utflen.c

(limited to 'lib9/utflen.c')

diff --git a/lib9/utflen.c b/lib9/utflen.c
new file mode 100644
index 00000000..815cc040
--- /dev/null
+++ b/lib9/utflen.c
@@ -0,0 +1,22 @@
+#include "lib9.h"
+
+int
+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;
+}
-- 
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