[GAP Forum] Package Digraphs on Windows

[Dima Pasechnik]

Hi,

just to mention that another way out might be to run WSL 2
on your Windows system, and install GAP there, in a way one would do it on Linux.

HTH,
Dima
On Wed, May 26, 2021 at 12:10:52AM +0200, Hebert P??rez-Ros??s wrote:
> Hi again,
> 
> I uninstalled GAP 4.11.1, and installed it again as an administrator (also
> using Windows 10). Then I ran it as an administrator, but the error
> persisted. Tomorrow I will try to build the digraphs package as you
> suggested (and check whether everything else keeps running), and I will let
> you know.
> 
> If it doesn't work, then I will try the online option.
> 
> Thanks a lot for your help.
> Hebert
> 
> 
> El mar, 25 may 2021 a las 0:43, Alexander Konovalov (<
> alexander.konovalov at st-andrews.ac.uk>) escribi??:
> 
> > Hi Hebert,
> >
> > Just tried it one more time on Windows 10 VM, GAP 4.11.1 installed from
> > https://github.com/gap-system/gap/releases/download/v4.11.1/gap-4.11.1.exe
> > and it loads.
> >
> > > #W dlopen() error: Permission denied
> >
> > looks suspicious. Are you running it as the same user who installed it? Do
> > you have pop up window asking you to confirm some exception to allow
> > running it?
> >
> > You can build it with Cygwin, yes, but then perhaps you have to rebuild
> > everything else, if you have a different Cygwin version from the one that
> > was used here.
> >
> > Maybe the problem is in something else?
> >
> > Best wishes
> > Alexander
> >
> > > On 24 May 2021, at 23:33, Hebert P??rez-Ros??s <hebert.perez at gmail.com>
> > wrote:
> > >
> > > Thank you very much, Alexander. I do have GAP 4.11.1, but when I tried
> > to load the Digraphs package, GAP returned the error message that I attach
> > below. From what you say, I understand that I would have to build it in
> > Cygwin, and then I can use it normally, right?
> > >
> > > =============================
> > >
> > > #W dlopen() error: Permission denied
> > > Error, module
> > '/proc/cygdrive/C/gap-4.11.1/pkg/digraphs-1.3.1/bin/x86_64-pc-cygwin-default64-kv7/digraphs.so'
> > not found in
> > >   LOAD_DYN( arg[1], false ) at /proc/cygdrive/C/gap-4.11.1/lib/
> > files.gd:587 called from
> > > <function "LoadDynamicModule">( <arguments> )
> > >  called from read-eval loop at
> > /proc/cygdrive/C/gap-4.11.1/pkg/digraphs-1.3.1/init.g:24
> > > Error, was not in any namespace at
> > /proc/cygdrive/C/gap-4.11.1/lib/variable.g:292 called from
> > > LEAVE_NAMESPACE(  ); at /proc/cygdrive/C/gap-4.11.1/lib/package.gi:1303
> > called from
> > > ReadPackage( pkgname, "init.g" ); at /proc/cygdrive/C/gap-4.11.1/lib/
> > package.gi:1670 called from
> > > <function "LoadPackage">( <arguments> )
> > >  called from read-eval loop at *stdin*:8
> > >
> > > El lun, 24 may 2021 a las 18:03, Alexander Konovalov (<
> > alexander.konovalov at st-andrews.ac.uk>) escribi??:
> > > Hi Hebert,
> > >
> > > It requires compilation - we build it with Cygwin when wrapping up GAP
> > distribution
> > > for Windows. GAP 4.11.1 comes with Digraphs in working order - do you
> > need to use
> > > the latest version which is not in GAP 4.11.1?
> > >
> > > Best wishes
> > > Alexander
> > >
> > > > On 24 May 2021, at 16:04, Hebert P??rez-Ros??s <hebert.perez at gmail.com>
> > wrote:
> > > >
> > > > Hi all,
> > > >
> > > > Is it possible to install the package 'Digraphs' on Windows?
> > > > I have already unzipped the installation file into the pkg folder, but
> > it
> > > > still doesn't work. The package manual says I have to compile the
> > package,
> > > > and I don't see how I can do that in Windows.
> > > >
> > > > Thanks in advance,
> > > > Hebert
> > > >
> > > > -------------------------------
> > > > Dr. Hebert P??rez-Ros??s
> > > > Universitat "Rovira i Virgili"
> > > > Tarragona, Spain
> > > > _______________________________________________
> > > > Forum mailing list
> > > > Forum at gap-system.org
> > > > https://mail.gap-system.org/mailman/listinfo/forum
> > >
> > >
> > >
> > > --
> > > -------------------------------
> > > Dr. Hebert P??rez-Ros??s
> > > Universitat "Rovira i Virgili"
> > > Tarragona, Spain
> >
> >
> 
> -- 
> -------------------------------
> Dr. Hebert P??rez-Ros??s
> Universitat "Rovira i Virgili"
> Tarragona, Spain
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