Added some of <string.h>.

[pdclib.old] / functions / string / strcmp.c

diff --git a/functions/string/strcmp.c b/functions/string/strcmp.c
new file mode 100644 (file)
index 0000000..59cc1d8
--- /dev/null
+++ b/functions/string/strcmp.c
@@ -0,0 +1,19 @@
+/* $Id$ */
+
+/* Release $Name$ */
+
+/* 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 ) && ( *s1 == *s2 ) )
+    {
+        ++s1;
+        ++s2;
+    }
+    return ( *s1 - *s2 );
+}