[GRASS5] New help button - please text review

[Markus Neteler]

On Tue, Feb 01, 2005 at 11:45:19AM -0500, John Gillette wrote:
> xmessage -center -file - any_file.txt
> at a terminal reproduces your error message.
> Do you need the final dash (-) in the GRASS_PAGER variable?
> In other words:
> setenv GRASS_PAGER "xmessage -center -file"


Magic! This works

   if $TERM is csh like
     setenv GRASS_PAGER "xmessage -center -file"

   if $TERM is bash like
     export GRASS_PAGER="xmessage -center -file"

Thanks, John!

This should be documented somewhere in the online
help system.

Markus 

 
> > -----Original Message-----
> > From: grass5-admin at grass.itc.it [mailto:grass5-admin at grass.itc.it]On
> > Behalf Of Markus Neteler
> > Sent: Monday, January 31, 2005 6:11 AM
> > To: Hamish
> > Cc: grass5 developers list
> > Subject: Re: [GRASS5] New help button - please text review
> > 
> > 
> > Hamish,
> > 
> > On Mon, Jan 24, 2005 at 08:14:39PM +1300, Hamish wrote:
> > ...
> > > idea: use xmessage  (should be installed on all Mac+Cygwin with X?)
> > > 
> > > 
> > > if GUI:
> > > 
> > >   if $TERM is csh like
> > >     setenv GRASS_PAGER "xmessage -center -file -"
> > > 
> > >   if $TERM is bash like
> > >     export GRASS_PAGER="xmessage -center -file -"
> > 
> > I tried this idea, works well for g.list etc.
> > 
> > However, it doesn't with g.setproj:
> > 
> > GRASS 6.0.cvs:~ > g.setproj
> > 
> > WARNING!  A projection file already exists for this location
> > (Filename '/ssi0/ssi/neteler/grassdata/srilanka/PERMANENT/PROJ_INFO')
> > ...
> > Please specify projection name
> > Enter 'list' for the list of available projections
> > Hit RETURN to cancel request
> > >list
> > usage: xmessage [-options] [message ...]
> > 
> > where options include:
> >     -file filename              file to read message from, 
> > "-" for stdin
> >     -buttons string             comma-separated list of label:exitcode
> > 
> > 
> > The code in lib/gis/get_projname.c is
> > 
> >           do {
> >               fprintf(stderr,_("\n\nPlease specify projection 
> > name\n"));
> >               fprintf(stderr,_("Enter 'list' for the list of 
> > available projections\n"));
> >               fprintf (stderr, _("Hit RETURN to cancel request\n"));
> >               fprintf(stderr,">");
> >           } while(!G_gets(answer));
> > 
> >           G_strip(answer);
> >           if(strlen(answer)==0) return -1;
> >           if (strcmp(answer,"list") == 0) {
> >             if (isatty(1)) {
> >               sprintf(buff,"$GRASS_PAGER %s",Tmp_file);
> >             }
> >             else
> >               sprintf(buff,"cat %s",Tmp_file);
> >             system(buff);
> >           }
> > 
> > Is it the isatty?
> > 
> > Markus
> > 
> > _______________________________________________
> > grass5 mailing list
> > grass5 at grass.itc.it
> > http://grass.itc.it/mailman/listinfo/grass5
> > 

-- 
Markus Neteler     <neteler itc it>       http://mpa.itc.it
ITC-irst -  Centro per la Ricerca Scientifica e Tecnologica
MPBA - Predictive Models for Biol. & Environ. Data Analysis
Via Sommarive, 18        -       38050 Povo (Trento), Italy