[yocto] [PATCH] devtool: add clean command

[Josef Holzmayr]

Add an idiomatic way to devtool to clean a recipe.

Signed-off-by: Josef Holzmayr <holzmayr at rsi-elektrotechnik.de>
---
 scripts/lib/devtool/clean.py | 48 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 scripts/lib/devtool/clean.py

diff --git a/scripts/lib/devtool/clean.py b/scripts/lib/devtool/clean.py
new file mode 100644
index 0000000..30f4044
--- /dev/null
+++ b/scripts/lib/devtool/clean.py
@@ -0,0 +1,48 @@
+# Development tool - clean command plugin
+#
+# Copyright (C) 2014-2015 Intel Corporation
+#               2017 R-S-I Elektrotechnik GmbH & Co. KG
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+"""Devtool clean plugin"""
+
+import bb
+from devtool import exec_build_env_command, check_workspace_recipe
+
+def _get_build_tasks(config):
+    tasks = config.get('Clean', 'clean_task', 'clean').split(',')
+    return ['do_%s' % task.strip() for task in tasks]
+
+def clean(args, config, basepath, workspace):
+    """Entry point for the devtool 'clean' subcommand"""
+
+    build_tasks = _get_build_tasks(config)
+    try:
+        bbargs = []
+        for task in build_tasks:
+            bbargs.append('%s:%s' % (args.recipename, task))
+        exec_build_env_command(config.init_path, basepath, 'bitbake %s' % ' '.join(bbargs), watch=True)
+    except bb.process.ExecutionError as e:
+        # We've already seen the output since watch=True, so just ensure we return something to the user
+        return e.exitcode
+
+    return 0
+
+def register_commands(subparsers, context):
+    """Register devtool subcommands from this plugin"""
+    parser_build = subparsers.add_parser('clean', help='Clean a recipe',
+                                         description='Cleans the specified recipe using bitbake',
+                                         group='working', order=50)
+    parser_build.add_argument('recipename', help='Recipe to clean')
+    parser_build.set_defaults(func=clean)
-- 
2.7.4


-- 
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