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#!/usr/bin/env python
# Copyright (c) 2012 Wind River Systems, Inc.
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import os
import sys
import optparse
import re
import commands
import shutil
versions = {}
obsolete_dirs = []
parser = None
def err_quit(msg):
print msg
parser.print_usage()
sys.exit(1)
def parse_version(verstr):
elems = verstr.split(':')
epoch = elems[0]
if len(epoch) == 0:
return elems[1]
else:
return epoch + '_' + elems[1]
def parse_dir(match, pkgabsdir):
pkg_name = match.group(1)
pkg_version = match.group(2)
if pkg_name in versions:
if pkg_version != versions[pkg_name]:
obsolete_dirs.append(pkgabsdir)
return True
return False
def main():
global parser
parser = optparse.OptionParser(
usage = """%prog
Remove the obsolete packages' build directories in WORKDIR.
This script must be ran under BUILDDIR after source file \"oe-init-build-env\".""")
options, args = parser.parse_args(sys.argv)
builddir = commands.getoutput('echo $BUILDDIR')
if len(builddir) == 0:
err_quit("Please source file \"oe-init-build-env\" first.\n")
if os.getcwd() != builddir:
err_quit("Please run %s under: %s\n" % (os.path.basename(args[0]), builddir))
print 'Updating bitbake caches...'
cmd = "bitbake -s"
(ret, output) = commands.getstatusoutput(cmd)
if ret != 0:
print "Execute 'bitbake -s' failed. Can't get packages' versions."
return 1
output = output.split('\n')
index = 0
while len(output[index]) > 0:
index += 1
alllines = output[index+1:]
for line in alllines:
# empty again means end of the versions output
if len(line) == 0:
break
line = line.strip()
line = re.sub('\s+', ' ', line)
elems = line.split(' ')
if len(elems) == 2:
version = parse_version(elems[1])
else:
version = parse_version(elems[2])
versions[elems[0]] = version
cmd = "bitbake -e | grep ^TMPDIR"
(ret, output) = commands.getstatusoutput(cmd)
if ret != 0:
print "Execute 'bitbke -e' failed. Can't get TMPDIR."
return 1
tmpdir = output.split('"')[1]
workdir = os.path.join(tmpdir, 'work')
if not os.path.exists(workdir):
print "WORKDIR %s does NOT exist. Quit." % workdir
return 1
for archdir in os.listdir(workdir):
archdir = os.path.join(workdir, archdir)
if not os.path.isdir(archdir):
pass
for pkgdir in sorted(os.listdir(archdir)):
pkgabsdir = os.path.join(archdir, pkgdir)
if not os.path.isdir(pkgabsdir):
pass
# parse the package directory names
# parse native/nativesdk packages first
match = re.match('(.*?-native.*?)-(.*)', pkgdir)
if match and parse_dir(match, pkgabsdir):
continue
# parse package names which ends with numbers such as 'glib-2.0'
match = re.match('(.*?-[\.\d]+)-(\d.*)', pkgdir)
if match and parse_dir(match, pkgabsdir):
continue
# other packages
match = re.match('(.*?)-(\d.*)', pkgdir)
if match and parse_dir(match, pkgabsdir):
continue
for d in obsolete_dirs:
print "Deleleting %s" % d
shutil.rmtree(d, True)
if len(obsolete_dirs):
print '\nTotal %d items.' % len(obsolete_dirs)
else:
print '\nNo obsolete directory found under %s.' % workdir
return 0
if __name__ == '__main__':
try:
ret = main()
except Exception:
ret = 2
import traceback
traceback.print_exc(3)
sys.exit(ret)
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