From b2cfc4e2e71d0f0a5113ddfbd93c8285cc4d74e4 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Tue, 30 Sep 2003 17:47:41 +0000
Subject: Initial revision

---
 src/libutf/runestrchr.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 src/libutf/runestrchr.c

(limited to 'src/libutf/runestrchr.c')

diff --git a/src/libutf/runestrchr.c b/src/libutf/runestrchr.c
new file mode 100644
index 00000000..45ee673a
--- /dev/null
+++ b/src/libutf/runestrchr.c
@@ -0,0 +1,35 @@
+/*
+ * 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"
+
+Rune*
+runestrchr(Rune *s, Rune c)
+{
+	Rune c0 = c;
+	Rune c1;
+
+	if(c == 0) {
+		while(*s++)
+			;
+		return s-1;
+	}
+
+	while(c1 = *s++)
+		if(c1 == c0)
+			return s-1;
+	return 0;
+}
-- 
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