diff options
| -rw-r--r-- | doc/manual/usermanual.xml | 4 | ||||
| -rw-r--r-- | lib/bb/event.py | 8 |
2 files changed, 7 insertions, 5 deletions
diff --git a/doc/manual/usermanual.xml b/doc/manual/usermanual.xml index 6424a7ebd..bd44a69e3 100644 --- a/doc/manual/usermanual.xml +++ b/doc/manual/usermanual.xml @@ -215,13 +215,11 @@ addtask printdate before do_build</screen></para> <para>BitBake allows to install event handlers. Events are triggered at certain points during operation, such as, the beginning of operation against a given .bb, the start of a given task, task failure, task success, et cetera. The intent was to make it easy to do things like email notifications on build failure.</para> <para><screen>addhandler myclass_eventhandler python myclass_eventhandler() { - from bb.event import NotHandled, getName + from bb.event import getName from bb import data print "The name of the Event is %s" % getName(e) print "The file we run for is %s" % data.getVar('FILE', e.data, True) - - return NotHandled } </screen></para><para> This event handler gets called every time an event is triggered. A global variable <varname>e</varname> is defined. <varname>e</varname>.data contains an instance of bb.data. With the getName(<varname>e</varname>) diff --git a/lib/bb/event.py b/lib/bb/event.py index f49f71cf7..c1c6a36c9 100644 --- a/lib/bb/event.py +++ b/lib/bb/event.py @@ -23,6 +23,7 @@ BitBake build tools. # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. import os, re, sys +import warnings import bb.utils import pickle @@ -38,7 +39,7 @@ class Event: self.pid = worker_pid NotHandled = 0 -Handled = 1 +Handled = 1 Registered = 10 AlreadyRegistered = 14 @@ -59,7 +60,10 @@ def fire_class_handlers(event, d): if type(h).__name__ == "code": locals = {"e": event} bb.utils.simple_exec(h, locals) - bb.utils.better_eval("tmpHandler(e)", locals) + ret = bb.utils.better_eval("tmpHandler(e)", locals) + if ret is not None: + warnings.warn("Using Handled/NotHandled in event handlers is deprecated", + DeprecationWarning, stacklevel = 2) else: h(event) del event.data |