X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstring%2Fstrrchr.c;h=527065baaab25f612d3674c5998071a6bbd16230;hb=cd6cfe0f578c4f744ddc9a342243aff6b42f8027;hp=77b633fffc6968ac6e8286d1c1f5aa8fd684a377;hpb=cbb1d1270257cb8d23cc37c2e621b8ea7f437a84;p=pdclib.old

diff --git a/functions/string/strrchr.c b/functions/string/strrchr.c
index 77b633f..527065b 100644
--- a/functions/string/strrchr.c
+++ b/functions/string/strrchr.c
@@ -1,7 +1,5 @@
 /* $Id$ */
 
-/* Release $Name$ */
-
 /* strrchr( const char *, int c )
 
    This file is part of the Public Domain C Library (PDCLib).
@@ -10,6 +8,8 @@
 
 #include <string.h>
 
+#ifndef REGTEST
+
 char * strrchr( const char * s, int c )
 {
     size_t i = 0;
@@ -24,4 +24,18 @@ char * strrchr( const char * s, int c )
     return NULL;
 }
 
-#warning Test driver missing.
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+    char abccd[] = "abccd";
+    TESTCASE( strrchr( abcde, '\0' ) == &abcde[5] );
+    TESTCASE( strrchr( abcde, 'e' ) == &abcde[4] );
+    TESTCASE( strrchr( abcde, 'a' ) == &abcde[0] );
+    TESTCASE( strrchr( abccd, 'c' ) == &abccd[3] );
+    return TEST_RESULTS;
+}
+#endif