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authorPaul Eggleton <paul.eggleton@linux.intel.com>2014-12-19 11:41:54 +0000
committerRichard Purdie <richard.purdie@linuxfoundation.org>2014-12-21 17:30:52 +0000
commita8f90528981127fbace3e901c6e3dfe8b45b98ab (patch)
tree5d661dd1fdaffd404aeff3067f142afabf9f70b9
parentfa07ada1cd0750f9aa6bcc31f8236205edf6b4ed (diff)
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scripts: add scriptutils module
Add a utility module for scripts. This is intended to provide functions only really useful before bitbake has been found (or only of particular interest to scripts). At the moment this includes functions for setting up a logger and for loading plugins. Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r--scripts/lib/scriptutils.py60
1 files changed, 60 insertions, 0 deletions
diff --git a/scripts/lib/scriptutils.py b/scripts/lib/scriptutils.py
new file mode 100644
index 0000000000..e7861268a5
--- /dev/null
+++ b/scripts/lib/scriptutils.py
@@ -0,0 +1,60 @@
+# Script utility functions
+#
+# Copyright (C) 2014 Intel Corporation
+#
+# 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.
+
+import sys
+import os
+import logging
+import glob
+
+def logger_create(name):
+ logger = logging.getLogger(name)
+ loggerhandler = logging.StreamHandler()
+ loggerhandler.setFormatter(logging.Formatter("%(levelname)s: %(message)s"))
+ logger.addHandler(loggerhandler)
+ logger.setLevel(logging.INFO)
+ return logger
+
+def logger_setup_color(logger, color='auto'):
+ from bb.msg import BBLogFormatter
+ console = logging.StreamHandler(sys.stdout)
+ formatter = BBLogFormatter("%(levelname)s: %(message)s")
+ console.setFormatter(formatter)
+ logger.handlers = [console]
+ if color == 'always' or (color=='auto' and console.stream.isatty()):
+ formatter.enable_color()
+
+
+def load_plugins(logger, plugins, pluginpath):
+ import imp
+
+ def load_plugin(name):
+ logger.debug('Loading plugin %s' % name)
+ fp, pathname, description = imp.find_module(name, [pluginpath])
+ try:
+ return imp.load_module(name, fp, pathname, description)
+ finally:
+ if fp:
+ fp.close()
+
+ logger.debug('Loading plugins from %s...' % pluginpath)
+ for fn in glob.glob(os.path.join(pluginpath, '*.py')):
+ name = os.path.splitext(os.path.basename(fn))[0]
+ if name != '__init__':
+ plugin = load_plugin(name)
+ if hasattr(plugin, 'plugin_init'):
+ plugin.plugin_init(plugins)
+ plugins.append(plugin)