Fix errors with recent gnuplot versions

[experiments/gnuplot_seasonal_plot.git] / modular_polar.gnuplot

diff --git a/modular_polar.gnuplot b/modular_polar.gnuplot
index 4c00f2f..2007101 100755 (executable)
--- a/modular_polar.gnuplot
+++ b/modular_polar.gnuplot
@@ -56,7 +56,7 @@ cblabels = 'set cbtics ( '
 do for [i=year_min:year_max] {
    cblabels = cblabels . '"' . i .'" ' . i .','
 }
-cblabels = cblabels . '"" ' . (i + 1) .','
+cblabels = cblabels . '"" ' . int(year_max + 1) .','
 cblabels = cblabels . ' )'
 eval(cblabels)