Write slicer log to debug.log in cura config directory

This will ensure we can see what went wrong in case of error,
and it also gives us the debug log when no error occured.
It's a nicer fix for issue #45

diff --git a/Cura/util/sliceEngine.py b/Cura/util/sliceEngine.py
index e1834362791d85a725ec08caa93ff68b4d1ebbd7..df623112320bb41de4c5ecab1a1e29ed87e7dca9 100644 (file)
--- a/Cura/util/sliceEngine.py
+++ b/Cura/util/sliceEngine.py
@@ -391,6 +391,14 @@ class Engine(object):
 
                returnCode = self._process.wait()
                logThread.join()
+               self._result.addLog("Slicer process returned : %d" % returnCode)
+               try:
+                       with open(os.path.join(profile.getBasePath(), 'debug.log'), "w") as f:
+                               for line in self._result.getLog():
+                                       f.write(line + "\n")
+               except:
+                       pass
+
                if returnCode == 0:
                        pluginError = pluginInfo.runPostProcessingPlugins(self._result)
                        if pluginError is not None:
@@ -399,10 +407,6 @@ class Engine(object):
                        self._result.setFinished(True)
                        self._callback(1.0)
                else:
-                        # We do not print the slicer log because it can quickly fill up
-                        # the .xsession-errors file if cura gets launched from the WM on Linux
-                       #for line in self._result.getLog():
-                       #       print line
                        self._callback(-1.0)
                self._process = None