blob: cf96fe2130baa95af1f5d9ff7717a961b52f36a9 [file] [log] [blame]
# Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.
#
# This python script creates a version string in a C++ file.
import hashlib
import os
import sys
import time
from optparse import OptionParser
import utils
def debugLog(message):
print >> sys.stderr, message
sys.stderr.flush()
# When these files change, snapshots created by the VM are potentially no longer
# backwards-compatible.
VM_SNAPSHOT_FILES=[
# Header files.
'datastream.h',
'object.h',
'raw_object.h',
'snapshot.h',
'snapshot_ids.h',
'symbols.h',
# Source files.
'dart.cc',
'dart_api_impl.cc',
'object.cc',
'raw_object.cc',
'raw_object_snapshot.cc',
'snapshot.cc',
'symbols.cc',
]
def makeVersionString(quiet, no_svn):
version_string = utils.GetSemanticSDKVersion(ignore_svn_revision=no_svn)
if not quiet:
debugLog("Returning version string: %s " % version_string)
return version_string
def makeSnapshotHashString():
vmhash = hashlib.md5()
for vmfilename in VM_SNAPSHOT_FILES:
vmfilepath = os.path.join(utils.DART_DIR, 'runtime', 'vm', vmfilename)
with open(vmfilepath) as vmfile:
vmhash.update(vmfile.read())
return vmhash.hexdigest()
def makeFile(quiet, output_file, input_file, ignore_svn_revision):
version_cc_text = open(input_file).read()
version_string = makeVersionString(quiet, ignore_svn_revision)
version_cc_text = version_cc_text.replace("{{VERSION_STR}}",
version_string)
version_time = time.ctime(time.time())
version_cc_text = version_cc_text.replace("{{BUILD_TIME}}",
version_time)
snapshot_hash = makeSnapshotHashString()
version_cc_text = version_cc_text.replace("{{SNAPSHOT_HASH}}",
snapshot_hash)
open(output_file, 'w').write(version_cc_text)
return True
def main(args):
try:
# Parse input.
parser = OptionParser()
parser.add_option("-q", "--quiet",
action="store_true", default=False,
help="disable console output")
parser.add_option("--ignore_svn_revision",
action="store_true", default=False,
help="Don't try to determine svn revision")
parser.add_option("--output",
action="store", type="string",
help="output file name")
parser.add_option("--input",
action="store", type="string",
help="input template file")
(options, args) = parser.parse_args()
if not options.output:
sys.stderr.write('--output not specified\n')
return -1
if not len(options.input):
sys.stderr.write('--input not specified\n')
return -1
files = []
for arg in args:
files.append(arg)
if not makeFile(options.quiet, options.output, options.input,
options.ignore_svn_revision):
return -1
return 0
except Exception, inst:
sys.stderr.write('make_version.py exception\n')
sys.stderr.write(str(inst))
sys.stderr.write('\n')
return -1
if __name__ == '__main__':
exit_code = main(sys.argv)
sys.exit(exit_code)