Re: Patch for error when performing simple plotting

[Tatsuro MATSUOKA]

Hello

The errors seem to be cygwin specific.
If you use cygwin 1.7.8-1 instead of cygwin 1.7.8-1, the errors may be 
disappeared.

Regards
Tatsuro

--- On Fri, 2011/10/14, Ben Abbott  wrote:

> On Oct 13, 2011, at 4:59 PM, Brett DiFrischia wrote:
> 
> > 2011/10/13 Jordi Gutiérrez Hermoso
> >> 
> >> On 13 October 2011 13:23, Brett DiFrischia wrote:
> >>> I was having an issue when trying to plot two vectors:
> >> 
> >> What was the code you were running?
> >> 
> >> - Jordi G. H.
> > 
> > Hello Jordi,
> > 
> > Sorry for the lack of details/evidence.  Sourcing the attached file
> > fails in v3.4.2 without the patch.  Details follow.
> > 
> > <snip>
> > 
> > octave:1> source sr-20111013.oct
> > error: Invalid call to strcat.  Correct usage is:
> > 
> >  -- Function File:  strcat (S1, S2, ...)
> > 
> > error: called from:
> > error:   /usr/share/octave/3.4.2/m/help/print_usage.m at line 87, column 5
> > error:   /usr/share/octave/3.4.2/m/strings/strcat.m at line 92, column 5
> > error:   /usr/share/octave/3.4.2/m/plot/__gnuplot_get_var__.m at line
> > 114, column 11
> > error:   /usr/share/octave/3.4.2/m/plot/__go_draw_axes__.m at line 40, 
> > column 18
> > error:   /usr/share/octave/3.4.2/m/plot/__go_draw_figure__.m at line
> > 167, column 19
> > error:   /usr/share/octave/3.4.2/m/plot/__gnuplot_drawnow__.m at line
> > 86, column 5
> > 
> > 
> > ----- EOL -----
> > 
> > This is Windows XP, FYI.
> > 
> > Thank you,
> > Brett
> 
> Brett,
> 
> I can't duplicate this error.
> 
> Before applying your patch, I'd like to make sure there isn't another bug. 
> Specifically, it looks to me as if the gnuplot variable being requested 
> either doesn't exist (not an octave bug) *or* that Octave is having a problem 
> communicating with gnuplot. I'd like to make sure the latter isn't the 
> problem.
> 
> Can you check to see what variable is being requested? ... and if it is 
> supported by your gnuplot?
> 
> In either event, I expect your suggestion will be a necessary part of the 
> solution, but if there is a problem with communication, I'd like to consider 
> giving a warning or specific error as well.
> 
> Ben
> 
> 
> 
> 
>