Re: [Plplot-devel] Problems with PLplot + Octave 2.1.52

[Rafael L. <rla...@us...>]

* Rafael Laboissiere <rla...@us...> [2004-01-15 08:49]:

>    I think that the problem comes from the different treatment of global
>    variables in both versions.  Indeed:
> 
>        $ octave
>        octave:1> global foo; exist("foo")
>        ans = 1
> 
>        $ octave
>        GNU Octave, version 2.1.50 (i386-pc-linux-gnu).
>        [...]
>        octave:1> global foo; exist("foo")
>        ans = 0

This is fixed in CVS now.  Here is the (almost) trivial patch (works in both
Octave 2.1.50 and 2.1.52):

diff -u -r1.5 plplot_octave_path.m.in
--- plplot_octave_path.m.in     13 Apr 2003 20:54:06 -0000      1.5
+++ plplot_octave_path.m.in     15 Jan 2004 08:22:13 -0000
@@ -21,7 +21,7 @@
 
   global __pl_plplot_octave_path
 
-  if (!exist("__pl_plplot_octave_path"))
+  if (!exist("__pl_plplot_octave_path") | isempty(__pl_plplot_octave_path))
     __pl_plplot_octave_path = "@PLPLOT_OCTAVE_DIR@//";
   endif
 
-- 
Rafael