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#!/usr/bin/env python
"""\
This module formats the package version and copyright information for the
viewer and its dependent packages.
$LicenseInfo:firstyear=2014&license=viewerlgpl$
Second Life Viewer Source Code
Copyright (C) 2014, Linden Research, Inc.
This library 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;
version 2.1 of the License only.
This library 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 library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
$/LicenseInfo$
"""
import os
import sys
import errno
import re
import subprocess
_autobuild=os.getenv('AUTOBUILD', 'autobuild')
pkg_line=re.compile('^([\w-]+):\s+(.*)$')
def autobuild(*args):
"""
Launch autobuild with specified command-line arguments.
Return its stdout pipe from which the caller can read.
"""
# subprocess wants a list, not a tuple
command = [_autobuild] + list(args)
try:
child = subprocess.Popen(command,
stdin=None, stdout=subprocess.PIPE,
universal_newlines=True)
except OSError as err:
if err.errno != errno.ENOENT:
# Don't attempt to interpret anything but ENOENT
raise
# Here it's ENOENT: subprocess can't find the autobuild executable.
print >>sys.stderr, "packages-formatter on %s: can't run autobuild:\n%s\n%s" % \
(sys.platform, ' '.join(command), err)
sys.exit(1)
# no exceptions yet, let caller read stdout
return child.stdout
version={}
versions=autobuild('install', '--versions')
for line in versions:
pkg_info = pkg_line.match(line)
if pkg_info:
pkg = pkg_info.group(1)
if pkg not in version:
version[pkg] = pkg_info.group(2).strip()
else:
sys.exit("Duplicate version for %s" % pkg)
else:
sys.exit("Unrecognized --versions output: %s" % line)
copyright={}
copyrights=autobuild('install', '--copyrights')
viewer_copyright = copyrights.readline() # first line is the copyright for the viewer itself
for line in copyrights:
pkg_info = pkg_line.match(line)
if pkg_info:
pkg = pkg_info.group(1)
if pkg not in copyright:
copyright[pkg] = pkg_info.group(2).strip()
else:
sys.exit("Duplicate copyright for %s" % pkg)
else:
sys.exit("Unrecognized --copyrights output: %s" % line)
print viewer_copyright
for pkg in sorted(version):
print ': '.join([pkg, version[pkg]])
if pkg in copyright:
print copyright[pkg]
else:
sys.exit("No copyright for %s" % pkg)
print ''
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