Re: Setup 2.774 texlive postinstall takes 10+ hours

[Ken Brown <kbrown at cornell dot edu>]

On 11/3/2014 5:25 AM, Corinna Vinschen wrote:
> On Nov  2 13:02, Ken Brown wrote:
> > On 10/30/2014 6:27 PM, Don MacDougall wrote:
> > > So, why the
> > > postinst scripts failed to run before, now becomes an academic matter for
> > > me.
> >
> > Nevertheless, let me point out for the sake of the archives that the answer
> > was contained in one of your earlier messages:
> >
> > On 10/24/2014 3:11 AM, Don MacDougall wrote:
> > > Can't fork, trying again in 5 seconds at /usr/bin/updmap line 59.
> > >         7 [main] perl 8088 child_info_fork::abort: unable to remap Fcntl.dll
> > > to same address as parent (0x2E0000) - try running rebaseall
> >
> > The problem is that many of the texlive postinstall scripts run perl
> > scripts, and these failed as above because rebaseall needed to be run.  I
> > guess this problem will occur whenever perl and texlive are installed
> > simultaneously.
> >
> > I'm not sure what the solution is.  Would it be hard to tweak setup.exe so
> > that it runs the autorebase postinstall script before running any others?
> > Or would this be a bad idea for other reasons?
>
> Off the top of my head I don't know how hard that would be, but it
> doesn't sound like an especially bad idea to me.  Au contraire.
>
> The only reasons not to do that would be if an installer script would
> move DLLs around (Do we have that?  I hope not) or if there's a simpler
> solution.
>
> One thing we could test is if we can't get away without tweaking
> setup.exe, by changing the dependencies only.  Right now _autorebase
> requires rebase and dash packages.  Both are in Base anyway, but they
> pull in more dependencies which result in something like a rat tail of
> dependencies.  So I'm wondering if tweaking _autorebase' setup.hint file
> like this:

It's worth a try.

>   sdesc: "Run rebaseall automatically"
>   #external-source: rebase
>   category: _PostInstallLast
              ^^^^^^^^^^^^^^^
Wouldn't we also have to get rid of this?

> -requires: rebase dash
>   autodep: .*/[^/]*\.(?:dll|so|oct)$
>   incver_ifdep: yes
> +noautodep: cygwin
>
> and tweaking cygwin's setup.hint file like this:
>
>   sdesc: "The UNIX emulation engine"
>   category: Base
> -requires: base-cygwin
> +requires: base-cygwin _autorebase
>   noautodep: _update-info-dir
>   autodep: .*
>
> would do the trick.

Ken

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