1 files changed, 31 insertions, 0 deletions
diff --git a/libc/string/strncmp.c b/libc/string/strncmp.c
new file mode 100644
index 00000000..a886736a
--- /dev/null
+++ b/libc/string/strncmp.c
@@ -0,0 +1,31 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#include <string.h>
+
+
+int
+strncmp(const char *s1, const char *s2, size_t n)
+{
+	if (n < 1)
+		return 0;
+
+	while (*s1 != 0 && *s2 != 0 && --n > 0) {
+		if (*s1 != *s2)
+			break;
+		s1 += 1;
+		s2 += 1;
+	}
+
+	return *s1 - *s2;
+}
+