X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrcmp.c;h=8c51e93b627e6ef1c44f245fc238f4133828057a;hb=d02f38605b53cdff5460cc6b9e1b2a80c3a2ba4c;hp=f6a555b56de7d0076c425a472466e393bec43685;hpb=ba5eff8dd9b426485e1559b5d6204692d155d9e8;p=pdclib

diff --git a/functions/string/strcmp.c b/functions/string/strcmp.c
index f6a555b..8c51e93 100644
--- a/functions/string/strcmp.c
+++ b/functions/string/strcmp.c
@@ -8,6 +8,10 @@
    Permission is granted to use, modify, and / or redistribute at will.
 */
 
+#include <string.h>
+
+#ifndef REGTEST
+
 int strcmp( const char * s1, const char * s2 )
 {
     while ( ( *s1 ) && ( *s1 == *s2 ) )
@@ -18,11 +22,20 @@ int strcmp( const char * s1, const char * s2 )
     return ( *s1 - *s2 );
 }
 
-#warning Test driver missing.
+#endif
 
 #ifdef TEST
-int main()
+#include <_PDCLIB_test.h>
+
+int main( void )
 {
-    return 0;
+    char cmpabcde[] = "abcde";
+    char empty[] = "";
+    TESTCASE( strcmp( abcde, cmpabcde ) == 0 );
+    TESTCASE( strcmp( abcde, abcdx ) < 0 );
+    TESTCASE( strcmp( abcdx, abcde ) > 0 );
+    TESTCASE( strcmp( empty, abcde ) < 0 );
+    TESTCASE( strcmp( abcde, empty ) > 0 );
+    return TEST_RESULTS;
 }
 #endif