Index: tea4cups
===================================================================
--- tea4cups	(revision 3512)
+++ tea4cups	(working copy)
@@ -1293,7 +1293,9 @@
         retcode = self.runCommands("prehook", branches, serialize)
         for p in [ (k, v) for (k, v) in self.pipes.items() if k != 0 ] :
             os.close(p[1][1])
-        if not self.isCancelled :
+        if self.isCancelled :
+            retcode = 5 # Job cancelled, for CUPS.
+        elif not retcode :
             if self.RealBackend :
                 retcode = self.launchOriginalBackend()
                 if retcode :
@@ -1307,8 +1309,6 @@
             branches = self.enumBranches(self.PrinterName, "posthook")
             if self.runCommands("posthook", branches, serialize) :
                 self.logInfo("An error occured during the execution of posthooks.", "warn")
-        else :
-            retcode = 5 # Job cancelled, for CUPS.
         for p in [ (k, v) for (k, v) in self.pipes.items() if k != 0 ] :
             os.close(p[1][0])
         if not retcode :
@@ -1366,6 +1366,10 @@
                     if (btype == "prehook") and (retcode == 255) : # -1
                         self.logInfo("Job %s cancelled by prehook %s" % (self.JobId, branch))
                         self.isCancelled = 1
+                    elif (btype == "prehook") and (retcode == 254) : # -2
+                        self.logInfo("Job %s hook processing stopped by prehook %s" % (self.JobId, branch))
+                        exitcode = 1
+                        break
                     else :
                         self.logInfo("%s %s on printer %s didn't exit successfully." % (btypetitle, branch, self.PrinterName), "error")
                         exitcode = 1