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

[pdclib] / functions / string / strcmp.c

diff --git a/functions/string/strcmp.c b/functions/string/strcmp.c
index 17e138cdf2b989a389e385982112bbda9e6cd42f..f6a555b56de7d0076c425a472466e393bec43685 100644 (file)
--- a/functions/string/strcmp.c
+++ b/functions/string/strcmp.c
@@ -1,38 +1,28 @@
-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
+/* $Id$ */
 
-int strcmp( const char * s1, const char * s2 ) { /* TODO */ };
+/* Release $Name$ */
 
-/* Therx code
+/* strcmp( const char *, const char * )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+int strcmp( const char * s1, const char * s2 )
 {
-    while ((*s1 != '\0') && (*s1 == *s2))
+    while ( ( *s1 ) && ( *s1 == *s2 ) )
     {
-        s1++;
-        s2++;
+        ++s1;
+        ++s2;
     }
-    return (*(unsigned char *) s1) - (*(unsigned char *) s2);
+    return ( *s1 - *s2 );
 }
-*/
 
-/* PDPC code - unreviewed
+#warning Test driver missing.
+
+#ifdef TEST
+int main()
 {
-    const unsigned char *p1;
-    const unsigned char *p2;
-    
-    p1 = (const unsigned char *)s1;
-    p2 = (const unsigned char *)s2;
-    while (*p1 != '\0')
-    {
-        if (*p1 < *p2) return (-1);
-        else if (*p1 > *p2) return (1);
-        p1++;
-        p2++;
-    }
-    if (*p2 == '\0') return (0);
-    else return (-1);
+    return 0;
 }
-*/
+#endif