Hob: Handle NoProvider event in runningbuild module

If NoProvider event is received, we will handle it in runningbuild
module and send notification to Hob instance, avoiding stepping into the
final page with no image built out.

This fixes [YOCTO #2249]

(Bitbake rev: 067bc46a0fbc542fef1fcaa406ad3737a4c5a55a)

Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

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

@@ -349,6 +349,7 @@ class Builder(gtk.Window):
         self.handler.build.connect("build-failed",       self.handler_build_failed_cb)
         self.handler.build.connect("task-started",       self.handler_task_started_cb)
         self.handler.build.connect("log-error",          self.handler_build_failure_cb)
+        self.handler.build.connect("no-provider",        self.handler_no_provider_cb)
         self.handler.connect("generating-data",          self.handler_generating_data_cb)
         self.handler.connect("data-generated",           self.handler_data_generated_cb)
         self.handler.connect("command-succeeded",        self.handler_command_succeeded_cb)
@@ -624,10 +625,6 @@ class Builder(gtk.Window):
             self.rcppkglist_populated()
             if self.current_step == self.FAST_IMAGE_GENERATING:
                 self.generate_image_async()
-            elif self.current_step == self.PACKAGE_GENERATING:
-                self.switch_page(self.PACKAGE_GENERATED)
-            elif self.current_step == self.IMAGE_GENERATING:
-                self.switch_page(self.IMAGE_GENERATED)
 
     def handler_command_failed_cb(self, handler, msg):
         if msg:
@@ -755,6 +752,11 @@ class Builder(gtk.Window):
         self.handler.build_succeeded_async()
         self.stopping = False
 
+        if self.current_step == self.PACKAGE_GENERATING:
+            self.switch_page(self.PACKAGE_GENERATED)
+        elif self.current_step == self.IMAGE_GENERATING:
+            self.switch_page(self.IMAGE_GENERATED)
+
     def build_failed(self):
         if self.stopping:
             status = "stop"
@@ -785,6 +787,14 @@ class Builder(gtk.Window):
     def handler_build_failed_cb(self, running_build):
         self.build_failed()
 
+    def handler_no_provider_cb(self, running_build, msg):
+        dialog = CrumbsMessageDialog(self, msg, gtk.STOCK_DIALOG_INFO)
+        button = dialog.add_button("Close", gtk.RESPONSE_OK)
+        HobButton.style_button(button)
+        dialog.run()
+        dialog.destroy()
+        self.build_failed()
+
     def handler_task_started_cb(self, running_build, message): 
         fraction = message["current"] * 1.0/message["total"]
         title = "Build packages"

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

@@ -180,27 +180,6 @@ class HobHandler(gobject.GObject):
         elif isinstance(event, bb.command.CommandCompleted):
             self.current_phase = None
             self.run_next_command()
-        # TODO: Currently there are NoProvider issues when generate
-        # universe tree dependency for non-x86 architecture.
-        # Comment the follow code to enable the build of non-x86
-        # architectures in Hob.
-        #elif isinstance(event, bb.event.NoProvider):
-        #    if event._runtime:
-        #        r = "R"
-        #    else:
-        #        r = ""
-        #    if event._dependees:
-        #        self.error_msg += " Nothing %sPROVIDES '%s' (but %s %sDEPENDS on or otherwise requires it)" % (r, event._item, ", ".join(event._dependees), r)
-        #    else:
-        #        self.error_msg += " Nothing %sPROVIDES '%s'" % (r, event._item)
-        #    if event._reasons:
-        #        for reason in event._reasons:
-        #            self.error_msg += " %s" % reason
-
-        #    self.commands_async = []
-        #    self.emit("command-failed", self.error_msg)
-        #    self.error_msg = ""
-
         elif isinstance(event, bb.command.CommandFailed):
             self.commands_async = []
             self.clear_busy()

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

@@ -82,6 +82,9 @@ class RunningBuild (gobject.GObject):
           'log-error'       :  (gobject.SIGNAL_RUN_LAST,
                                 gobject.TYPE_NONE,
                                ()),
+          'no-provider'     :  (gobject.SIGNAL_RUN_LAST,
+                                gobject.TYPE_NONE,
+                               (gobject.TYPE_PYOBJECT,)),
           }
     pids_to_task = {}
     tasks_to_iter = {}
@@ -320,6 +323,20 @@ class RunningBuild (gobject.GObject):
             message["title"] = ""
             message["task"] = event.taskstring
             self.emit("task-started", message)
+        elif isinstance(event, bb.event.NoProvider):
+            msg = ""
+            if event._runtime:
+                r = "R"
+            else:
+                r = ""
+            if event._dependees:
+                msg = "Nothing %sPROVIDES '%s' (but %s %sDEPENDS on or otherwise requires it)\n" % (r, event._item, ", ".join(event._dependees), r)
+            else:
+                msg = "Nothing %sPROVIDES '%s'\n" % (r, event._item)
+            if event._reasons:
+                for reason in event._reasons:
+                    msg += ("%s\n" % reason)
+            self.emit("no-provider", msg)
 
         return