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Subject: Re: Setup shows errors from gnuplot-base.dash and python38-devel.sh
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From: Ken Brown via Cygwin <cygwin@cygwin.com>
Reply-To: Ken Brown <kbrown@cornell.edu>
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On 7/14/2021 5:08 PM, Doug Henderson via Cygwin wrote:
> On Wed, 14 Jul 2021 at 13:03, Achim Gratz <Stromeko@nexgo.de> wrote:
>>
>> Doug Henderson via Cygwin writes:
>>> The first error message occurred when I installed all pending packages
>>> this morning. I hoped to heal the problem by reinstalling the
>>> installed gnuplot packages. Now I get both the messages.
>>
>> If you look in /var7Log/setup.log.full you should be able to see what
>> error messages, if any, were recorded.
>>
>> The gnuplot related script should just set up the current alternative
>> for "gnuplot" to use, but something on your system seems to prevent
>> that from happening.  You can also run the script in sh (you must tell
>> the shell to source it) and should get the same error (most likely).
> 
> When I do that in an elevated shell:
> 
> $ cd /etc/postinstall/
> 
> $ cat gnuplot-base.dash
> /usr/sbin/alternatives --install /usr/bin/gnuplot gnuplot
> /usr/bin/gnuplot-base.exe 10
> 
> $ . gnuplot-base.dash
> failed to read link /usr/bin/gnuplot: No such file or directory
> failed to link /usr/bin/gnuplot -> /etc/alternatives/gnuplot: No such
> file or directory

Something seems to be confusing 'alternatives'.  Can you show a listing of 
/etc/alternatives?

Ken

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