[tex-live] TexLive 2008 installation problems

Zdenek Wagner zdenek.wagner at gmail.com
Wed Jan 21 17:51:36 CET 2009

2009/1/21 Manuel Pégourié-Gonnard <mpg at elzevir.fr>:
> Manuel Pégourié-Gonnard a écrit :
>> Norbert Preining a écrit :
>>> Googling whould have shown that this has been asked several times. The
>>> solution is that you have to moun the DVD *WITHOUT* the noexec option,
>>> which prohibits execution of programs.
>> By the way, do we document this somewhere ?
> Well, better than documenting (suggested by Philip), an helpful error
> message would be great.
> Eg, right after determining which lzma binary to use, test if it can
> actually be executed (not sure if -x is enough for this), and if not,
> exit with a message like:
>> Lzmadec cannot be executed, strange. Possible reasons for this:
>> - installing from a DVD with mounted with the noexec option. Solution:
>> remount it without this option.
>> - installing from a local tlnet mirror: the permissions are incorrect,
>> use chmod to fix them
>> - [... ad lib]
> Unfortunately, I don't undestand install-tl enough to find a good place
> to put this test and suggest a patch.
$lzmadec = full path to lzmadec on the DVD
if (-r $lzmadec && !-x $lzmadec) {
  die "Mount your DVD without the 'noexec' option.\n";
This code should appear as soon as the full path to lzmadec is known
so that the user does not lose much time.

> Manuel.

Zdeněk Wagner

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