Move utf, fmt. Small header file changes.

1 files changed, 37 insertions, 0 deletions

diff --git a/src/lib9/utf/runestrncmp.c b/src/lib9/utf/runestrncmp.c
new file mode 100644
index 00000000..dbd9da45
--- /dev/null
+++ b/src/lib9/utf/runestrncmp.c
@@ -0,0 +1,37 @@
+/*
+ * The authors of this software are Rob Pike and Ken Thompson.
+ *              Copyright (c) 2002 by Lucent Technologies.
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose without fee is hereby granted, provided that this entire notice
+ * is included in all copies of any software which is or includes a copy
+ * or modification of this software and in all copies of the supporting
+ * documentation for such software.
+ * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTY.  IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE ANY
+ * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
+ * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
+ */
+#include <stdarg.h>
+#include <string.h>
+#include "utf.h"
+#include "utfdef.h"
+
+int
+runestrncmp(Rune *s1, Rune *s2, long n)
+{
+	Rune c1, c2;
+
+	while(n > 0) {
+		c1 = *s1++;
+		c2 = *s2++;
+		n--;
+		if(c1 != c2) {
+			if(c1 > c2)
+				return 1;
+			return -1;
+		}
+		if(c1 == 0)
+			break;
+	}
+	return 0;
+}