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#!/usr/bin/env python
# Development tool - utility functions for plugins
#
# 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 os
import sys
import subprocess
import logging
logger = logging.getLogger('devtool')
def exec_build_env_command(init_path, builddir, cmd, watch=False, **options):
import bb
if not 'cwd' in options:
options["cwd"] = builddir
if init_path:
logger.debug('Executing command: "%s" using init path %s' % (cmd, init_path))
init_prefix = '. %s %s > /dev/null && ' % (init_path, builddir)
else:
logger.debug('Executing command "%s"' % cmd)
init_prefix = ''
if watch:
if sys.stdout.isatty():
# Fool bitbake into thinking it's outputting to a terminal (because it is, indirectly)
cmd = 'script -q -c "%s" /dev/null' % cmd
return exec_watch('%s%s' % (init_prefix, cmd), **options)
else:
return bb.process.run('%s%s' % (init_prefix, cmd), **options)
def exec_watch(cmd, **options):
if isinstance(cmd, basestring) and not "shell" in options:
options["shell"] = True
process = subprocess.Popen(
cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **options
)
buf = ''
while True:
out = process.stdout.read(1)
if out:
sys.stdout.write(out)
sys.stdout.flush()
buf += out
elif out == '' and process.poll() != None:
break
return buf
def setup_tinfoil():
import scriptpath
bitbakepath = scriptpath.add_bitbake_lib_path()
if not bitbakepath:
logger.error("Unable to find bitbake by searching parent directory of this script or PATH")
sys.exit(1)
import bb.tinfoil
import logging
tinfoil = bb.tinfoil.Tinfoil()
tinfoil.prepare(False)
tinfoil.logger.setLevel(logging.WARNING)
return tinfoil
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