Re: Gnuplot doesn't work with octave 3.0 on UBUNTU

[thomas vanderbruggen]

Sorry, here is the error message, on a simple plot:

octave-3.0.2:1> x=0:.1:10;
octave-3.0.2:2> y=sin(x);
octave-3.0.2:3> plot(x,y)
error: libpcre.so.0: cannot open
shared object file: No such file or directory
error: `regexp'
undefined near line 39 column 34
error: evaluating if command near
line 29, column 3
error: called from `__gnuplot_version__' in file
`/usr/local/opt/binaries/octav
e-3.0.2/share/octave/3.0.2/m/plot/__gnuplot_version__.m'
error:
evaluating argument list element number 1
error: if: error evaluating
conditional _expression_
error: evaluating if command near line 213,
column 5
error: evaluating if command near line 210, column 3
error: called from `drawnow:enhanced_term' in file
`/usr/local/opt/binaries/oct
ave-3.0.2/share/octave/3.0.2/m/plot/drawnow.m'
error: evaluating
assignment _expression_ near line 173, column 14
error: evaluating if
command near line 142, column 3
error: called from
`drawnow:init_plot_stream' in file `/usr/local/opt/binaries/
octave-3.0.2/share/octave/3.0.2/m/plot/drawnow.m'
error: evaluating
assignment _expression_ near line 129, column 14
error: evaluating if
command near line 121, column 3
error: called from
`drawnow:open_gnuplot_stream' in file `/usr/local/opt/binari
es/octave-3.0.2/share/octave/3.0.2/m/plot/drawnow.m'
error:
evaluating if command near line 82, column 8
error: evaluating if
command near line 81, column 6
error: evaluating if command near line
78, column 4
error: evaluating if command near line 76, column 2
error: evaluating for command near line 75, column 7
error:
evaluating if command near line 45, column 5
error: called from
`drawnow' in file `/usr/local/opt/binaries/octave-3.0.2/shar
e/octave/3.0.2/m/plot/drawnow.m'

Le Mar 21 octobre 2008
17:43, Thomas Weber a écrit :
> Am Dienstag, den
21.10.2008, 16:33 +0200 schrieb thomas vanderbruggen:
> 
>> Hello,
>> 
>> 
>> I just
update my Ubuntu to hardy and then upgrade octave to the 3.0.2
>> version. But anytime I use the plot() function I get an error
at the 
>> drawnow() call (gnuplot version = 4.2.2-1).
> 
> Please provide the error message.
> 
>
>> I had a look on some forums saying that something like
>> sudo dpkg-reconfigure octave3.0 should fixed the problem, but
it doesn't
>> seem to work in my case.
> 
>
Yes, and maybe one day someone of these Ubuntu guys will actually look
> at what this call changes *before* calling dpkg-reconfigure, so it
can be
> fixed (although we've yet to receive such a bug report in
Debian).
> 
> Thomas
> 
> 
>