91 lines
3.1 KiB
Python
91 lines
3.1 KiB
Python
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#!/usr/bin/env python
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## distclean.py version 0.3 (4 Jan 2009)
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##
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## Removes source files for Gentoo
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## packages that are no longer installed
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## Use with '-p' (pretend) flag to just get a list of files
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## that would be removed
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##
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## 0.1: Aug 20, 2003 - first version with version number
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## 0.2: Jan 11, 2005 - fixes by Emil Beinroth
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## 0.3: Jan 04, 2009 - portage API changed, fixed by Jan Narovec
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##
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## Copyright (c) 2003, Fredrik Arnerup (e97_far@e.kth.se)
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## All rights reserved.
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##
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## Redistribution and use in source and binary forms, with or without
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## modification, are permitted provided that the following conditions are met:
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##
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## * Redistributions of source code must retain the above copyright notice,
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## this list of conditions and the following disclaimer.
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##
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## * Redistributions in binary form must reproduce the above copyright
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## notice, this list of conditions and the following disclaimer in the
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## documentation and/or other materials provided with the distribution.
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##
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## THIS SOFTWARE IS PROVIDED BY FREDRIK ARNERUP "AS IS" AND ANY
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## EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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## WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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## DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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## SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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## CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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## DAMAGE.
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import sys, os, os.path, getopt, portage
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opt_p = 0
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try:
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if len(sys.argv) > 1:
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opt_p = getopt.getopt(sys.argv[1:], 'p')[0][0][0] == '-p'
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except getopt.GetoptError:
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pass
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distdir = portage.settings['DISTDIR']
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print 'DISTDIR =', distdir
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vartree = portage.db['/']['vartree']
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packages = []
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for name in vartree.getallnodes():
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packages.extend(vartree.dep_match(name))
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files = {}
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for package in packages:
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try:
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package_files = portage.portdb.getFetchMap(package).keys()
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for filename in package_files:
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files[filename] = 1
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except:
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print 'Failed to get file list for', package
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if not files:
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sys.exit("No package files found. This can't be right.\n")
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try:
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list = portage.listdir(distdir)
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except os.OSError:
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sys.exit('Failed to read ' + distdir)
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size = 0; count = 0
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for file in list:
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abs_file = distdir + '/' + file
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if (os.path.isfile(abs_file) and (not os.path.islink(abs_file))
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and (not file in files)):
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size += os.stat(abs_file).st_size
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count += 1
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if opt_p:
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print 'Would remove', abs_file
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else:
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try:
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os.remove(abs_file)
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print 'Removed', abs_file
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except OSError:
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print 'Failed to remove', abs_file
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size /= 1048576 ## MB
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print '%i files, total size: %i MB' % (count, size)
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