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From: =?UTF-8?Q?Iruat=C3=A3_Souza?= <iru.muzgo@gmail.com>
Date: Mon, 11 May 2015 18:17:18 -0300
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Subject: Re: [9front] pkg/unpkg strangeness
To: 9front@9front.org
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According to tar(1):

File path names are limited to 100 characters (256 when
          using ustar format).

Every file that has a path bigger than that leads to pkg/unpkg trying
to unpack the file into /.


On Mon, May 11, 2015 at 5:28 PM,  <sl@9front.org> wrote:
> Someone mailed me pointing out that the old equis package aborts
> during installation. I was able to reproduce. On a 386/9pcf system:
>
>         ; pkg/install equis-2012.01.11
>
>         -- snip --
>
>         A ps2pdf_spooltodir.sh
>         pkg/unpkg: 'ps2pdf_spooltodir.sh' mounted directory forbids creation
>
>
> I manually unpacked equis-2012.01.11.tbz and found this:
>
>         ; ls
>         386
>         sys
>         ; du -a * | sed 's/^.*  //g' | grep ps2pdf_spooltodir.sh
>         sys/src/pkg/equis-2012.01.11/cmd/X/hw/xprint/config/C/print/models/PS2PDFspooldir-GS/ps2pdf_spooltodir.sh
>
> Makes no sense. The tarball is supposed to just unpack over /. As you
> can see, nothing should get created directly in / (/386 and /sys already
> exist on every system). pkg/unpkg must be doing something strange.
>
> I do think we saw this before and I forgot to investigate.
>
> Why is this happening?
>
> sl