[Bug-tar] Re: test mode [PATCH]

[Gerry Reno]

--- Gerry Reno <address@hidden> wrote:
>   Ok, using -f /dev/null would work for this with unices but not for
> msdos.  The msdos version works with the following patch:
> 
Found a problem with the first patch making 0 length archive.

-------------------------------------------------------------
This patch tests ok:

$diff -u buffer.c.prepatch buffer.c
--- buffer.c.prepatch   2003-09-10 18:50:26.218750000 -0400
+++ buffer.c    2003-09-28 10:49:21.156250000 -0400
@@ -74,11 +74,9 @@
 static void archive_write_error (ssize_t) __attribute__ ((noreturn));
 static void archive_read_error (void);

-#if !MSDOS
 /* Obnoxious test to see if dimwit is trying to dump the archive.  */
 dev_t ar_dev;
 ino_t ar_ino;
-#endif

 /* PID of child program, if compress_option or remote archive access. 
*/
 static pid_t child_pid;
@@ -799,11 +797,18 @@
       open_fatal (archive_name_array[0]);
     }

-#if !MSDOS

-  /* Detect if outputting to "/dev/null".  */
   {
+#if !MSDOS
+  /* Detect if outputting to "/dev/null".  */
     static char const dev_null[] = "/dev/null";
+
+#else
+  /* DOS/Windows: Detect if outputting to "nul".  */
+    static char const dev_null[] = "nul";
+
+#endif /* not MSDOS */
+
     struct stat dev_null_stat;

     dev_null_output =
@@ -823,7 +828,6 @@
   else
     ar_dev = 0;

-#endif /* not MSDOS */

 #if MSDOS
   setmode (archive, O_BINARY);

-------------------------------------------------------------



=====
Gerry Reno
mailto: grenoml at@ yahoo dot. com
(if mail bounces please retry later - spam rapidly fills up mailbox)

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