[Pkg-octave-devel] Bug#522062: octave3.0: can't edit function files from octave session

[Thomas Weber <thomas.weber.mail@gmail.com>]

package: octave3.0
tags 522062 upstream
forwarded 522062 http://www-old.cae.wisc.edu/pipermail/help-octave/2009-April/013707.html
thanks

On Wed, Apr 01, 2009 at 03:53:25PM +0200, Rafael Laboissiere wrote:
> * Sergey B Kirpichev <skirpichev@gmail.com> [2009-03-31 17:43]:
> 
> > Package: octave3.0
> > Version: 1:3.0.1-6lenny3
> > Severity: normal
> > 
> > How to reproduce:
> > shell> mkdir -p ~/octave
> > shell> unset DISPLAY
> > octave> edit home "~/octave"
> > octave> edit mode "sync"
> > octave> EDITOR
> > ans = vim
> > octave> edit f.m
> > Vim: Warning: Output is not to a terminal
> > 
> > Workarround:
> > Use gvim or emacs with X window support.
> > 
> > Problem seems to be related to RETURN_OUTPUT parameter of the system()
> > function.  Compare, for example,
> > octave> system("vim test.m")
> > vs
> > octave> system("vim test.m",[]) # edit() uses system() like this
> 
> I seems that octave is now unable to launch an editor in the terminal it
> is running.  For instance, doing:
> 
>     octave> edit editor "/usr/bin/vim %s"
>     octave> edit f.m
>     Vim: Warning: Output is not to a terminal
> 
> is similar to doing in the shell:
> 
>     shell> /usr/bin/vim f.m > /dev/null
>     Vim: Warning: Output is not to a terminal
> 
> I am not sure this is a real bug.  I am forwarding this reply to the
> help-octave mailing list (please, respect the M-F-T header).  Let us see
> what they tell us.

There wasn't any reaction to this on Octave's help list. Should we bring
it up again on the its bug list?

	Thomas