# HG changeset patch
# User Olli Saarela <olli.saarela@gmail.com>
# Date 1249536705 -7200
# Node ID 1740ac0eb9c28fceffec318c04c6e6bb0c2bdcc5
# Parent  b50d1eb627475554904f13271e1863f8debf9518
__gnuplot_get_var__: if read fails to return data, sleep before trying again

diff --git a/scripts/ChangeLog b/scripts/ChangeLog
--- a/scripts/ChangeLog
+++ b/scripts/ChangeLog
@@ -1,3 +1,8 @@
+2009-08-05  Olli Saarela  <olli.saarela@gmail.com>
+
+	* plot/__gnuplot_get_var__.m: If read fails to return data, sleep
+	before trying again.
+
 2009-08-02  Ben Abbott <bpabbott@mac.com>
 
 	* plot/gnuplot_drawnow.m: Avoid the flickering x11 window seen with
diff --git a/scripts/plot/__gnuplot_get_var__.m b/scripts/plot/__gnuplot_get_var__.m
--- a/scripts/plot/__gnuplot_get_var__.m
+++ b/scripts/plot/__gnuplot_get_var__.m
@@ -127,7 +127,9 @@
       str = {};
       while (isempty (str))
         str = char (fread (istream)');
-        if (! isempty (str))
+        if (isempty (str))
+	  sleep (0.05);
+	else
           str = regexp (str, "OCTAVE:.*", "match");
           str = str{end}(8:end);
         endif