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

[pdclib] / functions / string / strpbrk.c

diff --git a/functions/string/strpbrk.c b/functions/string/strpbrk.c
index 78e2d65ae8081011b3b73ac6f715542ed44a8a58..bc402636516ea47b90fe5aaad622787a5db30a16 100644 (file)
--- a/functions/string/strpbrk.c
+++ b/functions/string/strpbrk.c
@@ -1,17 +1,39 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
+/* $Id$ */
 
-// ----------------------------------------------------------------------------
-// C++
+/* Release $Name$ */
 
-const char * strpbrk( const char * s1, const char * s2 ) { /* TODO */ };
-char * strpbrk( char * s1, const char * s2 ) { /* TODO */ };
+/* strpbrk( const char *, const char * )
 
-// ----------------------------------------------------------------------------
-// Standard C
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
 
-char * strpbrk( const char *s1, const char * s2 ) { /* TODO */ };
+#include <string.h>
+
+char * strpbrk( const char * s1, const char * s2 )
+{
+    const char * p1 = s1;
+    const char * p2;
+    while ( *p1 )
+    {
+        p2 = s2;
+        while ( *p2 )
+        {
+            if ( *p1 == *p2++ )
+            {
+                return (char *) p1;
+            }
+        }
+        ++p1;
+    }
+    return NULL;
+}
+
+#warning Test driver missing.
+
+#ifdef TEST
+int main()
+{
+    return 0;
+}
+#endif