cef/tools/make_version_header.py

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# Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
# reserved. Use of this source code is governed by a BSD-style license that
# can be found in the LICENSE file.
from date_util import *
from file_util import *
from optparse import OptionParser
import svn_util as svn
import git_util as git
import sys
# cannot be loaded as a module
if __name__ != "__main__":
sys.stderr.write('This file cannot be loaded as a module!')
sys.exit()
# parse command-line options
disc = """
This utility creates the version header file.
"""
parser = OptionParser(description=disc)
parser.add_option('--header', dest='header', metavar='FILE',
help='output version header file [required]')
parser.add_option('--version', dest='version', metavar='FILE',
help='input Chrome version config file [required]')
parser.add_option('-q', '--quiet',
action='store_true', dest='quiet', default=False,
help='do not output detailed status information')
(options, args) = parser.parse_args()
# the header option is required
if options.header is None or options.version is None:
parser.print_help(sys.stdout)
sys.exit()
def write_svn_header(header, version):
""" Creates the header file for the current revision and Chrome version information
if the information has changed or if the file doesn't already exist. """
if not path_exists(version):
raise Exception('Version file '+version+' does not exist.')
# Read and parse the version file (key=value pairs, one per line)
chrome = {}
lines = read_file(version).split("\n")
for line in lines:
parts = line.split('=', 1)
if len(parts) == 2:
chrome[parts[0]] = parts[1]
if path_exists(header):
oldcontents = read_file(header)
else:
oldcontents = ''
year = get_year()
try:
revision = svn.get_revision()
except:
revision = git.get_svn_revision()
newcontents = '// Copyright (c) '+year+' Marshall A. Greenblatt. All rights reserved.\n'+\
'//\n'+\
'// Redistribution and use in source and binary forms, with or without\n'+\
'// modification, are permitted provided that the following conditions are\n'+\
'// met:\n'+\
'//\n'+\
'// * Redistributions of source code must retain the above copyright\n'+\
'// notice, this list of conditions and the following disclaimer.\n'+\
'// * Redistributions in binary form must reproduce the above\n'+\
'// copyright notice, this list of conditions and the following disclaimer\n'+\
'// in the documentation and/or other materials provided with the\n'+\
'// distribution.\n'+\
'// * Neither the name of Google Inc. nor the name Chromium Embedded\n'+\
'// Framework nor the names of its contributors may be used to endorse\n'+\
'// or promote products derived from this software without specific prior\n'+\
'// written permission.\n'+\
'//\n'+\
'// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n'+\
'// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n'+\
'// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n'+\
'// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n'+\
'// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n'+\
'// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n'+\
'// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n'+\
'// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n'+\
'// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n'+\
'// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n'+\
'// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n'+\
'//\n'+\
'// ---------------------------------------------------------------------------\n'+\
'//\n'+\
'// This file is generated by the make_version_header.py tool.\n'+\
'//\n\n'+\
'#ifndef CEF_INCLUDE_CEF_VERSION_H_\n'+\
'#define CEF_INCLUDE_CEF_VERSION_H_\n\n'+\
'#define CEF_REVISION ' + revision + '\n'+\
'#define COPYRIGHT_YEAR ' + year + '\n\n'+\
'#define CHROME_VERSION_MAJOR ' + chrome['MAJOR'] + '\n'+\
'#define CHROME_VERSION_MINOR ' + chrome['MINOR'] + '\n'+\
'#define CHROME_VERSION_BUILD ' + chrome['BUILD'] + '\n'+\
'#define CHROME_VERSION_PATCH ' + chrome['PATCH'] + '\n\n'+\
'#define DO_MAKE_STRING(p) #p\n'+\
'#define MAKE_STRING(p) DO_MAKE_STRING(p)\n\n'+\
'#ifndef APSTUDIO_HIDDEN_SYMBOLS\n\n'\
'#ifdef __cplusplus\n'+\
'extern "C" {\n'+\
'#endif\n\n'+\
'#include "internal/cef_export.h"\n\n'+\
'///\n'+\
'// Returns the CEF build revision of the libcef library.\n'+\
'///\n'+\
'CEF_EXPORT int cef_build_revision();\n\n'+\
'#ifdef __cplusplus\n'+\
'}\n'+\
'#endif\n\n'+\
'#endif // APSTUDIO_HIDDEN_SYMBOLS\n\n'+\
'#endif // CEF_INCLUDE_CEF_VERSION_H_\n'
if newcontents != oldcontents:
write_file(header, newcontents)
return True
return False
written = write_svn_header(options.header, options.version)
if not options.quiet:
if written:
sys.stdout.write('File '+options.header+' updated.\n')
else:
sys.stdout.write('File '+options.header+' is already up to date.\n')