Re: Can't get octave to run on Mac OS X 10.6.8

[Dudley Brooks]

On 4/5/12 3:12 PM, Dudley Brooks wrote:
> On 4/5/12 2:47 PM, Ben Abbott wrote:
> > On Apr 5, 2012, at 5:44 PM, Dudley Brooks wrote:
> >
> > > On 4/5/12 2:35 PM, Ben Abbott wrote:
> > > > On Apr 5, 2012, at 5:17 PM, Dudley Brooks wrote:
> > > >
> > > > > On 4/5/12 1:40 PM, Ben Abbott wrote:
> > > > >
> > > > > > On Apr 5, 2012, at 4:28 PM, Dudley Brooks wrote:
> > > > > >
> > > > > > > I followed all the instructions on the page
> > > > > > >
> > > > > > > http://www.octave.org/wiki/index.php?title=Installing_MacOS_X_Bundle
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > Specifically:
> > > > > > >
> > > > > > > sudo touch /usr/local/bin/gnuplot
> > > > > > >
> > > > > > > sudo ln -s /Applications/gnuplot.app/Contents/Resources/bin/gnuplot
> > > > > > > /usr/local/bin/gnuplot
> > > > > > >
> > > > > > > sudo touch /usr/local/bin/octave
> > > > > > >
> > > > > > > sudo ln -s /Applications/Octave.app/Contents/Resources/bin/octave
> > > > > > > /usr/local/bin/octave
> > > > > > >
> > > > > > > But when I typed
> > > > > > >
> > > > > > > octave
> > > > > > >
> > > > > > > I got "permission denied".
> > > > > > >
> > > > > > > Nevertheless, when I typed
> > > > > > >
> > > > > > > env
> > > > > > >
> > > > > > > I found that /usr/local/bin *is* in PATH
> > > > > > >
> > > > > > > The next instructions said that I should then e-mail here.
> > > > > > > Suggestions? Thanks.
> > > > > >
> > > > > > Please verify you get the following.
> > > > > >
> > > > > > ls -l /Applications/Octave.app/Contents/Resources/bin/octave
> > > > > > -rwxrwxrwx 1 bpabbott admin 2968 Apr 21 2011
> > > > > > /Applications/Octave.app/Contents/Resources/bin/octave
> > > > >
> > > > > It's there, and so is gnuplot. They both show up, with the correct
> > > > > permissions. One small question, since my unix is rusty: octave
> > > > > shows -rwxrwxrwx and gnuplot shows -rwxrwxrwx@ -- what's the
> > > > > difference?
> > > > >
> > > > > And I don't understand: if it's -rwxrwxrwx, how can there be
> > > > > "permission denied"?
> > > >
> > > > Ok. Now try to run Octave without the link. Just type the part below
> > > > at the shell prompt.
> > > >
> > > > /Applications/Octave.app/Contents/Resources/bin/octave
> > >
> > > OK, that works.
> >
> > Ok. Now fix the links. First, delete the old ones.
> >
> > sudo rm /usr/local/bin/gnuplot
> > sudo rm /usr/local/bin/octave
> >
> > ... and then recreate them.
> >
> > sudo touch /usr/local/bin/gnuplot
> >
> > sudo ln -s /Applications/gnuplot.app/Contents/Resources/bin/gnuplot
> > /usr/local/bin/gnuplot
> >
> > sudo touch /usr/local/bin/octave
> >
> > sudo ln -s /Applications/Octave.app/Contents/Resources/bin/octave
> > /usr/local/bin/octave
> >
> > Ben
>
> I notice that ls -l /usr/local/bin/octave gives -rw-r--r-- Evidently
> that's where the execute permission is denied. But why is it that way?
> Can I merely do a chmod?

No, I tried chmod ugo=rwx /usr/local/bin/octave (I hope my memory of 
unix is correct) and got "Unable to change file mode on 
/usr/local/bin/octave: Operation not permitted".