diff options
Diffstat (limited to 'scripts/makeupdates')
| -rwxr-xr-x | scripts/makeupdates | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/scripts/makeupdates b/scripts/makeupdates new file mode 100755 index 000000000..a8947ed0a --- /dev/null +++ b/scripts/makeupdates @@ -0,0 +1,212 @@ +#!/usr/bin/env python +# +# makeupdates - Generate an updates.img containing changes since the last +# tag, but only changes that do not need to be compiled. If +# you need an updated _isys.so or a new loader, you should +# still compile things as usual. +# +# Copyright (C) 2009 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU Lesser General Public License as published +# by the Free Software Foundation; either version 2.1 of the License, or +# (at your option) any later version. +# +# 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 Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# +# Author: David Cantrell <dcantrell@redhat.com> + +import getopt +import os +import shutil +import subprocess +import sys + +def getArchiveTag(configure, spec): + tag = "" + + f = open(configure) + lines = f.readlines() + f.close() + + for line in lines: + if line.startswith('AC_INIT('): + fields = line.split('[') + tag += fields[1].split(']')[0] + '-' + fields[2].split(']')[0] + break + else: + continue + + f = open(spec) + lines = f.readlines() + f.close() + + for line in lines: + if line.startswith('Release:'): + tag += '-' + line.split()[1].split('%')[0] + else: + continue + + return tag + +def doGitDiff(tag, args=[]): + proc = subprocess.Popen(['git', 'diff', '--stat', tag] + args, + stdout=subprocess.PIPE, + stderr=subprocess.PIPE).communicate() + + lines = proc[0].split('\n') + return lines + +def copyUpdatedFiles(tag, updates, cwd): + def pruneFile(src, names): + lst = [] + + for name in names: + if name.startswith('Makefile') or name.endswith('.pyc'): + lst.append(name) + + return lst + + subdirs = [] + + lines = doGitDiff(tag) + for line in lines: + if line.find(' | ') == -1: + continue + + fields = line.split() + file = fields[0] + + if file.endswith('.spec.in') or file.startswith('Makefile') or \ + file.endswith('.c') or file.endswith('.h') or \ + file.endswith('.sh') or file == 'configure.ac': + continue + + if file.find('/') != -1: + fields = file.split('/') + subdir = fields[0] + + if subdir == 'installclasses' or subdir == 'storage' or \ + subdir == 'booty': + subupdates = os.path.realpath(updates + '/' + subdir) + if os.path.isdir(subupdates): + shutil.rmtree(subupdates) + + if not subdir in subdirs: + sys.stdout.write("Including %s/\n" % (subdir,)) + subdirs.append(subdir) + + shutil.copytree(os.path.realpath(cwd + '/' + subdir), + subupdates, ignore=pruneFile) + elif subdir == 'loader' or subdir == 'po' or \ + subdir =='scripts' or subdir == 'command-stubs' or \ + subdir == 'tests' or subdir == 'bootdisk' or \ + subdir == 'docs' or subdir == 'fonts' or \ + subdir == 'utils' or subdir == 'gptsync': + continue + else: + sys.stdout.write("Including %s\n" % (file,)) + shutil.copy2(file, updates) + +def isysChanged(tag): + lines = doGitDiff(tag, ['isys']) + + for line in lines: + if line.find(' | ') == -1: + continue + + fields = line.split() + file = fields[0] + + if file.startswith('Makefile') or file.endswith('.h') or \ + file.endswith('.c'): + return True + + return False + +def copyUpdatedIsys(updates, cwd): + os.chdir(cwd) + + if not os.path.isfile('Makefile'): + if not os.path.isfile('configure'): + os.system('./autogen.sh') + os.system('./configure') + + os.system('make') + + isysmodule = os.path.realpath(cwd + '/isys/.libs/_isys.so') + if os.path.isfile(isysmodule): + shutil.copy2(isysmodule, updates) + +def createUpdatesImage(cwd, updates): + os.chdir(updates) + os.system("find . | cpio -c -o | gzip -9cv > %s/updates.img" % (cwd,)) + sys.stdout.write("updates.img ready\n") + +def usage(cmd): + sys.stdout.write("Usage: %s [OPTION]...\n" % (cmd,)) + sys.stdout.write("Options:\n") + sys.stdout.write(" -k, --keep Do not delete updates subdirectory.\n") + sys.stdout.write(" -c, --compile Compile code if there are isys changes.\n") + sys.stdout.write(" -h, --help Display this help and exit.\n") + +def main(argv): + prog = os.path.basename(sys.argv[0]) + cwd = os.getcwd() + configure = os.path.realpath(cwd + '/configure.ac') + spec = os.path.realpath(cwd + '/anaconda.spec.in') + updates = cwd + '/updates' + keep, compile, help, unknown = False, False, False, False + + try: + opts, args = getopt.getopt(sys.argv[1:], 'kc?', + ['keep', 'compile', 'help']) + except getopt.GetoptError: + help = True + + for o, a in opts: + if o in ('-k', '--keep'): + keep = True + elif o in ('-c', '--compile'): + compile = True + elif o in ('-?', '--help'): + help = True + else: + unknown = True + + if help: + usage(prog) + sys.exit(0) + elif unknown: + sys.stderr.write("%s: extra operand `%s'" % (prog, sys.argv[1],)) + sys.stderr.write("Try `%s --help' for more information." % (prog,)) + sys.exit(1) + + if not os.path.isfile(configure) and not os.path.isfile(spec): + sys.stderr.write("You must be at the top level of the anaconda source tree.\n") + sys.exit(1) + + tag = getArchiveTag(configure, spec) + + if not os.path.isdir(updates): + os.makedirs(updates) + + copyUpdatedFiles(tag, updates, cwd) + + if compile: + if isysChanged(tag): + copyUpdatedIsys(updates, cwd) + + createUpdatesImage(cwd, updates) + + if not keep: + shutil.rmtree(updates) + +if __name__ == "__main__": + main(sys.argv) |