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Date: Sun, 23 Jan 2005 13:29:22 -0500 (EST)
From: Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: Steve Munson <stevebm AT sprynet DOT com>
cc: cygwin AT cygwin DOT com
Subject: Re: Multiple installations and 3PPs (FAQ alert)
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Message-ID: <Pine.GSO.4.61.0501231327330.19029@slinky.cs.nyu.edu>
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On Sun, 23 Jan 2005, Steve Munson wrote:

> On Sat, 22 Jan 2005 11:32:08 -0800, Joshua Daniel Franklin wrote:
>
> > I like the idea of it at least saving mounts. And the paths should work
> > (note the "bin"). :)
>
> The only thing I would change is to save the state of the mounts within
> the uninstall script (just before uninstalling), rather than the state
> at install time when /etc/postinstall/gen-uninst.sh was run.
>
> I also added a warning at the beginning, since this performs such a
> drastic operation, even though the UN*X philosophy is to do what the
> user says, no matter what, as in "rm * .o":
>
> ------ BEGIN gen-uninst.sh ------
> #!/bin/sh
> CYGDIR="`/bin/cygpath -aw /`"
> cat > /uninstall.bat <<EOF
> @echo Warning! This will remove all of Cygwin!
> @echo Use Ctrl-C or Ctrl-Break now to abort. Any other key will continue.
> @pause
> $CYGDIR\\bin\\mount -m > %TEMP%\\saved-mounts.bat
> $CYGDIR\\bin\\umount -s -A
> $CYGDIR\\bin\\umount -A
> copy $CYGDIR\\bin\\cygwin1.dll $CYGDIR\\bin\\regtool.exe %TEMP%
> $CYGDIR\\bin\\rm -rf /
> del /s $CYGDIR
> %TEMP%\\regtool remove "/HKLM/Software/Cygnus Solutions"
> %TEMP%\\regtool remove "/HKCU/Software/Cygnus Solutions"
> del %TEMP%\\cygwin1.dll %TEMP%\\regtool.exe
> EOF
> ------- END gen-uninst.sh -------

Ok, so now we have two "new" versions of this floating around: this and
<http://cygwin.com/ml/cygwin/2005-01/msg01092.html>.  The final solution
will, hopefully, combine the best features of both (mostly the output
messages/warnings, as they're the same otherwise, AFAICS).
	Igor
-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_		pechtcha AT cs DOT nyu DOT edu
ZZZzz /,`.-'`'    -.  ;-;;,_		igor AT watson DOT ibm DOT com
     |,4-  ) )-,_. ,\ (  `'-'		Igor Pechtchanski, Ph.D.
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

"The Sun will pass between the Earth and the Moon tonight for a total
Lunar eclipse..." -- WCBS Radio Newsbrief, Oct 27 2004, 12:01 pm EDT

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