Added dummy test drivers to each *.c file, and target 'test' to Makefile.

[pdclib] / functions / string / strchr.c

diff --git a/functions/string/strchr.c b/functions/string/strchr.c
index 960e7e4ed599fd9070b13007969ea5485464831e..ec296cbce33cab48ae8b9aeaa6fed4500710c83b 100644 (file)
--- a/functions/string/strchr.c
+++ b/functions/string/strchr.c
@@ -1,21 +1,32 @@
-/* ----------------------------------------------------------------------------
- * $Id$
- * ----------------------------------------------------------------------------
- * Public Domain C Library - http://pdclib.sourceforge.net
- * This code is Public Domain. Use, modify, and redistribute at will.
- * --------------------------------------------------------------------------*/
+/* $Id$ */
 
-#include <__NULL.h>
+/* Release $Name$ */
 
-char * strchr( const char * src, int c )
+/* strchr( const char *, int )
+
+   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>
+
+char * strchr( const char * s, int c )
 {
-    while ( *src != '\0' )
+    do
     {
-        if ( *src == (const char) c )
+        if ( *s == (char) c )
         {
-            return (char *) src;
+            return (char *) s;
         }
-        ++src;
-    }
+    } while ( *s++ );
     return NULL;
 }
+
+#warning Test driver missing.
+
+#ifdef TEST
+int main()
+{
+    return 0;
+}
+#endif