Add better consistency check and error output to plot script.

tools/plot-timer-events

Index: tools/plot-timer-events
diff --git a/tools/plot-timer-events b/tools/plot-timer-events
index 0723150be5730b4414ad7843ae0b56002dacc16c..65266a23ab88761e346435bf00aabcf723bdd929 100755
--- a/tools/plot-timer-events
+++ b/tools/plot-timer-events
@@ -67,4 +67,13 @@ cat $log_file |
     $tools_path/codemap.js $tools_path/profile.js $tools_path/profile_view.js \
     $tools_path/logreader.js $tools_path/tickprocessor.js \
     $tools_path/profviz/composer.js $tools_path/profviz/stdio.js \
-    -- $@ $options 2>/dev/null | gnuplot > timer-events.png
+    -- $@ $options 2>/dev/null > timer-events.plot
+
+success=$?
+if [[ $success != 0 ]] ; then
+    cat timer-events.plot
+else
+    cat timer-events.plot | gnuplot > timer-events.png
+fi
+
+rm -rf timer-events.plot

[Jakob Kummerow, 2013/09/04 13:34:03]

"rm -f" is enough.

[Yang, 2013/09/04 13:52:29]

Done.