bitbake: hob: showing when build fails because out of disk space

-to enable this in hob, first you have to enable this in bitbake using
BB_DISKMON_DIRS and/or BB_DISKMON_WARNINTERVAL vars
-created "restart the build" action on the build_fail_top_bar

[YOCTO #3357]
(Bitbake rev: 964ac25d153ff4da144963289a32066db0e28b89)

Signed-off-by: Cristiana Voicu <cristiana.voicu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/ui/crumbs/builder.py

@@ -456,6 +456,7 @@ class Builder(gtk.Window):
         self.handler.build.connect("build-failed",       self.handler_build_failed_cb)
         self.handler.build.connect("build-aborted",      self.handler_build_aborted_cb)
         self.handler.build.connect("task-started",       self.handler_task_started_cb)
+        self.handler.build.connect("disk-full",          self.handler_disk_full_cb)
         self.handler.build.connect("log-error",          self.handler_build_failure_cb)
         self.handler.build.connect("log-warning",        self.handler_build_failure_cb)
         self.handler.build.connect("log",                self.handler_build_log_cb)
@@ -1122,6 +1123,9 @@ class Builder(gtk.Window):
         self.build_details_page.update_progress_bar(title + ": ", fraction)
         self.build_details_page.update_build_status(message["current"], message["total"], message["task"])
 
+    def handler_disk_full_cb(self, running_build):
+        self.disk_full = True
+
     def handler_build_failure_cb(self, running_build):
         self.build_details_page.show_issues()