_frontend: Notify failures when on linuxtristan/platform-app

Opens the door to platform specific frontend features,
and implements a platform specific "notify" method.

This is based on Valentin David's patch on merge request 447,
and this fixes issue #385.

1 files changed, 34 insertions, 0 deletions

diff --git a/buildstream/_frontend/linuxapp.py b/buildstream/_frontend/linuxapp.py
new file mode 100644
index 000000000..436a619c8
--- /dev/null
+++ b/buildstream/_frontend/linuxapp.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+#
+#  Copyright (C) 2018 Codethink Limited
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Lesser General Public
+#  License as published by the Free Software Foundation; either
+#  version 2 of the License, or (at your option) any later version.
+#
+#  This library is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library. If not, see <http://www.gnu.org/licenses/>.
+#
+#  Authors:
+#        Tristan Van Berkom <tristan.vanberkom@codethink.co.uk>
+import os
+import click
+
+from .app import App
+
+
+# A linux specific App implementation
+#
+class LinuxApp(App):
+
+    def notify(self, title, text):
+
+        term = os.environ('TERM')
+        if term in ('xterm', 'vte'):
+            click.echo("\033]777;notify;{};{}\007".format(title, text))