X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=platform%2Fexample%2Ffunctions%2F_PDCLIB%2Frename.c;h=a65715dfc4f9dd591b43e0dd5e380024cdf92bfb;hb=a18343e497615802f47e0f6876b5bed73af674e0;hp=90b2290fd60126fff8bbad4dff77f656c9c5e4ce;hpb=b08f4b52b1cd1f7a9553c0f357a7c90859fa3e73;p=pdclib

diff --git a/platform/example/functions/_PDCLIB/rename.c b/platform/example/functions/_PDCLIB/rename.c
index 90b2290..a65715d 100644
--- a/platform/example/functions/_PDCLIB/rename.c
+++ b/platform/example/functions/_PDCLIB/rename.c
@@ -6,25 +6,15 @@
    Permission is granted to use, modify, and / or redistribute at will.
 */
 
+#include <stdio.h>
+
 #ifndef REGTEST
-#include <unistd.h>
 #include <_PDCLIB_glue.h>
+#include <errno.h>
 
 int _PDCLIB_rename( const char * old, const char * new )
 {
-    /* Note that the behaviour if new file exists is implementation-defined.
-       There is nothing wrong with either overwriting it or failing the
-       operation, but you might want to document whichever you chose.
-       This example fails if new file exists.
-    */
-    if ( link( old, new ) == 0 )
-    {
-        return unlink( old );
-    }
-    else
-    {
-        return -1;
-    }
+    errno = ENOTSUP;
 }
 
 #endif
@@ -32,9 +22,10 @@ int _PDCLIB_rename( const char * old, const char * new )
 #ifdef TEST
 #include <_PDCLIB_test.h>
 
+#include <stdlib.h>
+
 int main( void )
 {
-    TESTCASE( NO_TESTDRIVER );
     return TEST_RESULTS;
 }