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2010-08-23ncurses_5.7.bb,recipes: Make DEFAULT_PREFERENCEtesting_2010-08-23Khem Raj
2010-04-12recipes: move checksums to recipes from checksums.iniMartin Jansa
2009-06-26many files: Introduction of virtual/libusb0 provided by libusb or libusb-compat:Stanislav Brabec
2009-03-17rename packages/ to recipes/ per earlier agreementDenys Dmytriyenko
n196' href='#n196'>196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292
#!/usr/bin/env python

# OpenEmbedded Development tool
#
# Copyright (C) 2014-2015 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 argparse
import glob
import re
import ConfigParser
import subprocess
import logging

basepath = ''
workspace = {}
config = None
context = None


scripts_path = os.path.dirname(os.path.realpath(__file__))
lib_path = scripts_path + '/lib'
sys.path = sys.path + [lib_path]
from devtool import DevtoolError, setup_tinfoil
import scriptutils
logger = scriptutils.logger_create('devtool')

plugins = []


class ConfigHandler(object):
    config_file = ''
    config_obj = None
    init_path = ''
    workspace_path = ''

    def __init__(self, filename):
        self.config_file = filename
        self.config_obj = ConfigParser.SafeConfigParser()

    def get(self, section, option, default=None):
        try:
            ret = self.config_obj.get(section, option)
        except (ConfigParser.NoOptionError, ConfigParser.NoSectionError):
            if default != None:
                ret = default
            else:
                raise
        return ret

    def read(self):
        if os.path.exists(self.config_file):
            self.config_obj.read(self.config_file)

            if self.config_obj.has_option('General', 'init_path'):
                pth = self.get('General', 'init_path')
                self.init_path = os.path.join(basepath, pth)
                if not os.path.exists(self.init_path):
                    logger.error('init_path %s specified in config file cannot be found' % pth)
                    return False
        else:
            self.config_obj.add_section('General')

        self.workspace_path = self.get('General', 'workspace_path', os.path.join(basepath, 'workspace'))
        return True


    def write(self):
        logger.debug('writing to config file %s' % self.config_file)
        self.config_obj.set('General', 'workspace_path', self.workspace_path)
        with open(self.config_file, 'w') as f:
            self.config_obj.write(f)

class Context:
    def __init__(self, **kwargs):
        self.__dict__.update(kwargs)


def read_workspace():
    global workspace
    workspace = {}
    if not os.path.exists(os.path.join(config.workspace_path, 'conf', 'layer.conf')):
        if context.fixed_setup:
            logger.error("workspace layer not set up")
            sys.exit(1)
        else:
            logger.info('Creating workspace layer in %s' % config.workspace_path)
            _create_workspace(config.workspace_path, config, basepath)
    if not context.fixed_setup:
        _enable_workspace_layer(config.workspace_path, config, basepath)

    logger.debug('Reading workspace in %s' % config.workspace_path)
    externalsrc_re = re.compile(r'^EXTERNALSRC(_pn-[^ =]+)? =.*$')
    for fn in glob.glob(os.path.join(config.workspace_path, 'appends', '*.bbappend')):
        pn = os.path.splitext(os.path.basename(fn))[0].split('_')[0]
        with open(fn, 'r') as f:
            for line in f:
                if externalsrc_re.match(line.rstrip()):
                    splitval = line.split('=', 2)
                    workspace[pn] = splitval[1].strip('" \n\r\t')
                    break

def create_workspace(args, config, basepath, workspace):
    if args.layerpath:
        workspacedir = os.path.abspath(args.layerpath)
    else:
        workspacedir = os.path.abspath(os.path.join(basepath, 'workspace'))
    _create_workspace(workspacedir, config, basepath)
    if not args.create_only:
        _enable_workspace_layer(workspacedir, config, basepath)

def _create_workspace(workspacedir, config, basepath):
    import bb

    confdir = os.path.join(workspacedir, 'conf')
    if os.path.exists(os.path.join(confdir, 'layer.conf')):
        logger.info('Specified workspace already set up, leaving as-is')
    else:
        # Add a config file
        bb.utils.mkdirhier(confdir)
        with open(os.path.join(confdir, 'layer.conf'), 'w') as f:
            f.write('# ### workspace layer auto-generated by devtool ###\n')
            f.write('BBPATH =. "$' + '{LAYERDIR}:"\n')
            f.write('BBFILES += "$' + '{LAYERDIR}/recipes/*/*.bb \\\n')
            f.write('            $' + '{LAYERDIR}/appends/*.bbappend"\n')
            f.write('BBFILE_COLLECTIONS += "workspacelayer"\n')
            f.write('BBFILE_PATTERN_workspacelayer = "^$' + '{LAYERDIR}/"\n')
            f.write('BBFILE_PATTERN_IGNORE_EMPTY_workspacelayer = "1"\n')
            f.write('BBFILE_PRIORITY_workspacelayer = "99"\n')
        # Add a README file
        with open(os.path.join(workspacedir, 'README'), 'w') as f:
            f.write('This layer was created by the OpenEmbedded devtool utility in order to\n')
            f.write('contain recipes and bbappends. In most instances you should use the\n')
            f.write('devtool utility to manage files within it rather than modifying files\n')
            f.write('directly (although recipes added with "devtool add" will often need\n')
            f.write('direct modification.)\n')
            f.write('\nIf you no longer need to use devtool you can remove the path to this\n')
            f.write('workspace layer from your conf/bblayers.conf file (and then delete the\n')
            f.write('layer, if you wish).\n')

def _enable_workspace_layer(workspacedir, config, basepath):
    """Ensure the workspace layer is in bblayers.conf"""
    import bb
    bblayers_conf = os.path.join(basepath, 'conf', 'bblayers.conf')
    if not os.path.exists(bblayers_conf):
        logger.error('Unable to find bblayers.conf')
        return
    _, added = bb.utils.edit_bblayers_conf(bblayers_conf, workspacedir, config.workspace_path)
    if added:
        logger.info('Enabling workspace layer in bblayers.conf')
    if config.workspace_path != workspacedir:
        # Update our config to point to the new location
        config.workspace_path = workspacedir
        config.write()


def main():
    global basepath
    global config
    global context

    context = Context(fixed_setup=False)

    # Default basepath
    basepath = os.path.dirname(os.path.abspath(__file__))
    pth = basepath
    while pth != '' and pth != os.sep:
        if os.path.exists(os.path.join(pth, '.devtoolbase')):
            context.fixed_setup = True
            basepath = pth
            break
        pth = os.path.dirname(pth)

    parser = argparse.ArgumentParser(description="OpenEmbedded development tool",
                                     add_help=False,
                                     epilog="Use %(prog)s <subcommand> --help to get help on a specific command")
    parser.add_argument('--basepath', help='Base directory of SDK / build directory')
    parser.add_argument('--bbpath', help='Explicitly specify the BBPATH, rather than getting it from the metadata')
    parser.add_argument('-d', '--debug', help='Enable debug output', action='store_true')
    parser.add_argument('-q', '--quiet', help='Print only errors', action='store_true')
    parser.add_argument('--color', choices=['auto', 'always', 'never'], default='auto', help='Colorize output (where %(metavar)s is %(choices)s)', metavar='COLOR')

    global_args, unparsed_args = parser.parse_known_args()

    # Help is added here rather than via add_help=True, as we don't want it to
    # be handled by parse_known_args()
    parser.add_argument('-h', '--help', action='help', default=argparse.SUPPRESS,
                        help='show this help message and exit')

    if global_args.debug:
        logger.setLevel(logging.DEBUG)
    elif global_args.quiet:
        logger.setLevel(logging.ERROR)

    if global_args.basepath:
        # Override
        basepath = global_args.basepath
    elif not context.fixed_setup:
        basepath = os.environ.get('BUILDDIR')
        if not basepath:
            logger.error("This script can only be run after initialising the build environment (e.g. by using oe-init-build-env)")
            sys.exit(1)

    logger.debug('Using basepath %s' % basepath)

    config = ConfigHandler(os.path.join(basepath, 'conf', 'devtool.conf'))
    if not config.read():
        return -1

    bitbake_subdir = config.get('General', 'bitbake_subdir', '')
    if bitbake_subdir:
        # Normally set for use within the SDK
        logger.debug('Using bitbake subdir %s' % bitbake_subdir)
        sys.path.insert(0, os.path.join(basepath, bitbake_subdir, 'lib'))
        core_meta_subdir = config.get('General', 'core_meta_subdir')
        sys.path.insert(0, os.path.join(basepath, core_meta_subdir, 'lib'))
    else:
        # Standard location
        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)
        logger.debug('Using standard bitbake path %s' % bitbakepath)
        scriptpath.add_oe_lib_path()

    scriptutils.logger_setup_color(logger, global_args.color)

    if global_args.bbpath is None:
        tinfoil = setup_tinfoil(config_only=True)
        global_args.bbpath = tinfoil.config_data.getVar('BBPATH', True)
    else:
        tinfoil = None

    for path in [scripts_path] + global_args.bbpath.split(':'):
        pluginpath = os.path.join(path, 'lib', 'devtool')
        scriptutils.load_plugins(logger, plugins, pluginpath)

    if tinfoil:
        tinfoil.shutdown()

    subparsers = parser.add_subparsers(dest="subparser_name", title='subcommands', metavar='<subcommand>')

    if not context.fixed_setup:
        parser_create_workspace = subparsers.add_parser('create-workspace',
                                                        help='Set up a workspace',
                                                        description='Sets up a new workspace. NOTE: other devtool subcommands will create a workspace automatically as needed, so you only need to use %(prog)s if you want to specify where the workspace should be located.')
        parser_create_workspace.add_argument('layerpath', nargs='?', help='Path in which the workspace layer should be created')
        parser_create_workspace.add_argument('--create-only', action="store_true", help='Only create the workspace layer, do not alter configuration')
        parser_create_workspace.set_defaults(func=create_workspace)

    for plugin in plugins:
        if hasattr(plugin, 'register_commands'):
            plugin.register_commands(subparsers, context)

    args = parser.parse_args(unparsed_args, namespace=global_args)

    if args.subparser_name != 'create-workspace':
        read_workspace()

    try:
        ret = args.func(args, config, basepath, workspace)
    except DevtoolError as err:
        if str(err):
            logger.error(str(err))
        ret = 1

    return ret


if __name__ == "__main__":
    try:
        ret = main()
    except Exception:
        ret = 1
        import traceback
        traceback.print_exc(5)
    sys.exit(ret)