X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=functions%2Fstring%2Fstrlen.c;h=14686bbba734bcd08f3a6296748329eafbafc481;hb=7c4838d7185104993621482a799d098cab6be0f0;hp=9dfc38fed0a058172142e2441820e6b2aaffa1c0;hpb=435127acb8e016352a581827aa0465a2b32824e6;p=fw%2Fpdclib

diff --git a/functions/string/strlen.c b/functions/string/strlen.c
index 9dfc38f..14686bb 100644
--- a/functions/string/strlen.c
+++ b/functions/string/strlen.c
@@ -1,29 +1,36 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
+/* $Id$ */
 
-size_t strlen( const char * s ) { /* TODO */ };
+/* Release $Name$ */
 
-/* Therx code
+/* strlen( const char * )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <string.h>
+
+#ifndef REGTEST
+
+size_t strlen( const char * s )
 {
-    const char * start = s1;
-    while (*s1)
+    size_t rc = 0;
+    while ( s[rc] )
     {
-        s1++;
+        ++rc;
     }
-    return s1 - start;
+    return rc;
 }
-*/
 
-/* PDPC code - unreviewed
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
 {
-    const char *p;
-    
-    p = s;
-    while (*p != '\0') p++;
-    return ((size_t)(p - s));
+    TESTCASE( strlen( abcde ) == 5 );
+    TESTCASE( strlen( "" ) == 0 );
+    return TEST_RESULTS;
 }
-*/
+#endif