DOS ain't dead

7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 (Announce)

posted by rr  , Berlin, Germany, 08.05.2010, 21:18

> > 1. It doesn't work - an attempt to compress "XXX.TAR" without any
> > commandline parameters except the source name ends up in an
> ENOENT
> > (1.) (not sure whether I possibly already had reported this type of BUG
> at
> > some time, multiple times or even unreasonably many times in the past
>
> Yes, it needs LFNs for tempfile, that's probably a legit misfeature for
> the DOS port.

I may look into it some day, but I also accept patches.

> > 2. ... not a single letter of information, no progress indicator (3.)
>
> The *nix philosophy seems to be "stay silent unless something goes wrong"
> (e.g. NASM, GCC).

That's correct.

> > 3. After silent exit, the compressed file seems to be there (and
> smaller
> > !!!), but the source file is gone (4.) !!! This is a criminal BUG,
> > considering the file was Read-Only (5.) (IIRC some DGJPP binary
> of
> > BZIP2 had the very same bug when I tested such centuries ago, maybe
> there
> > are even more ...)
>
> That's the correct behavior. I agree it can sometimes be surprising, but
> it's not a huge deal. Actually, it seems to also support "-k" like Bzip2,
> so you may wish to use that (or set the appropriate env. var.).

Yes, "-k" works fine.

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Complete thread:

• 7-Zip 9.12 beta - Rugxulo, 26.03.2010, 19:29 (Announce)
  • 7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 - DOS386, 08.05.2010, 08:26
    • 7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 - Rugxulo, 08.05.2010, 13:46
      • 7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 - Rugxulo, 08.05.2010, 15:31
      • 7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 - rr, 08.05.2010, 21:18
      • 7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 - DOS386, 09.05.2010, 10:17
      • 7-Zip 9.14 beta - DOS386, 06.06.2010, 15:50
        • 7-Zip 9.14 beta and 9.15 beta (out 2010-06-20) - DOS386, 27.06.2010, 15:09
          • 7-ZIP 9.16 beta out 2010-09-08 - DOS386, 08.09.2010, 19:26
            • 7-ZIP 9.16 beta out 2010-09-08 - DOS386, 08.09.2010, 19:58
              • 7-ZIP 9.17 beta out 2010-10-04 - DOS386, 13.10.2010, 04:24
                • 7-ZIP 9.17 beta out 2010-10-04 | BZIP2 - DOS386, 15.10.2010, 03:16
                  • 7-ZIP 9.19 beta out 2010-11-11 - DOS386, 17.11.2010, 04:34
                    • 7-ZIP 9.20 (non-beta) - 18 Nov. 2010 - Rugxulo, 19.11.2010, 19:24
                      • 7-ZIP 9.20 (non-beta) - 18 Nov. 2010 - roytam, 03.12.2014, 02:43
                        • 7-ZIP 9.20 (non-beta) - 18 Nov. 2010 - Rugxulo, 26.12.2014, 10:50
                          • 7-ZIP 9.36 beta 2014-Dec-26 - DOS386, 31.12.2014, 13:22
                            • 7-ZIP 9.38 beta 2015-Jan-03 - DOS386, 12.01.2015, 15:11
    • 7-Zip 9.13 beta | Lempel-Zip-ENOENT 2010 - rr, 08.05.2010, 21:24