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07f76656d9
Use DevtoolError exception more widely for handling error cases. This exception is now caught in the main script and raising it can be used to exit with an error. This hopefully simplifies error handling. The change also makes exit codes more consistent, always returning '1' when an error occurs. (From OE-Core rev: 2e4f1dcade7ccb581c7a390c32163ea3deeac6d5) Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
97 lines
3.1 KiB
Python
97 lines
3.1 KiB
Python
#!/usr/bin/env python
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# Development tool - utility functions for plugins
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#
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# Copyright (C) 2014 Intel Corporation
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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"""Devtool plugins module"""
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import os
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import sys
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import subprocess
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import logging
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logger = logging.getLogger('devtool')
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class DevtoolError(Exception):
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"""Exception for handling devtool errors"""
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pass
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def exec_build_env_command(init_path, builddir, cmd, watch=False, **options):
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"""Run a program in bitbake build context"""
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import bb
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if not 'cwd' in options:
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options["cwd"] = builddir
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if init_path:
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# As the OE init script makes use of BASH_SOURCE to determine OEROOT,
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# and can't determine it when running under dash, we need to set
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# the executable to bash to correctly set things up
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if not 'executable' in options:
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options['executable'] = 'bash'
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logger.debug('Executing command: "%s" using init path %s' % (cmd, init_path))
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init_prefix = '. %s %s > /dev/null && ' % (init_path, builddir)
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else:
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logger.debug('Executing command "%s"' % cmd)
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init_prefix = ''
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if watch:
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if sys.stdout.isatty():
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# Fool bitbake into thinking it's outputting to a terminal (because it is, indirectly)
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cmd = 'script -e -q -c "%s" /dev/null' % cmd
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return exec_watch('%s%s' % (init_prefix, cmd), **options)
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else:
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return bb.process.run('%s%s' % (init_prefix, cmd), **options)
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def exec_watch(cmd, **options):
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"""Run program with stdout shown on sys.stdout"""
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import bb
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if isinstance(cmd, basestring) and not "shell" in options:
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options["shell"] = True
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process = subprocess.Popen(
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cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **options
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)
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buf = ''
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while True:
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out = process.stdout.read(1)
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if out:
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sys.stdout.write(out)
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sys.stdout.flush()
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buf += out
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elif out == '' and process.poll() != None:
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break
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if process.returncode != 0:
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raise bb.process.ExecutionError(cmd, process.returncode, buf, None)
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return buf, None
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def setup_tinfoil():
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"""Initialize tinfoil api from bitbake"""
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import scriptpath
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bitbakepath = scriptpath.add_bitbake_lib_path()
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if not bitbakepath:
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logger.error("Unable to find bitbake by searching parent directory of this script or PATH")
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sys.exit(1)
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import bb.tinfoil
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tinfoil = bb.tinfoil.Tinfoil()
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tinfoil.prepare(False)
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tinfoil.logger.setLevel(logger.getEffectiveLevel())
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return tinfoil
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