78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
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#!/usr/bin/python
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# Copyright 2014 Google Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Simple script that locates the newest MSBuild in one of several locations.
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This script will find the highest version number of MSBuild and run it,
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passing its arguments through to MSBuild.
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"""
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import glob
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import os
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import re
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import string
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import subprocess
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import sys
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SYSTEMROOT = os.getenv("SYSTEMROOT", "c:\\windows")
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PROGRAM_FILES = os.getenv("ProgramFiles", "c:\\Program Files")
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PROGRAM_FILES_X86 = os.getenv("ProgramFiles(x86)", "c:\\Program Files (x86)")
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SEARCH_FOLDERS = [ PROGRAM_FILES + "\\MSBuild\\*\\Bin\\MSBuild.exe",
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PROGRAM_FILES_X86 + "\\MSBuild\\*\\Bin\\MSBuild.exe",
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SYSTEMROOT + "\\Microsoft.NET\Framework\\*\\MSBuild.exe" ]
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def compare_version(a, b):
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"""Compare two version number strings of the form W.X.Y.Z.
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The numbers are compared most-significant to least-significant.
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For example, 12.345.67.89 > 2.987.88.99.
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Args:
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a: First version number string to compare
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b: Second version number string to compare
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Returns:
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0 if the numbers are identical, a positive number if 'a' is larger, and
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a negative number if 'b' is larger.
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"""
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aa = string.split(a, ".")
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bb = string.split(b, ".")
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for i in range(0, 4):
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if aa[i] != bb[i]:
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return cmp(int(aa[i]), int(bb[i]))
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return 0
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def main():
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msbuilds = []
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for folder in SEARCH_FOLDERS:
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for file in glob.glob(folder):
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p = subprocess.Popen([file, "/version"], stdout=subprocess.PIPE)
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out, err = p.communicate()
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match = re.search("^[0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+$", out, re.M)
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if match:
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msbuilds.append({ 'ver':match.group(), 'exe':file })
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msbuilds.sort(lambda x, y: compare_version(x['ver'], y['ver']), reverse=True)
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if len(msbuilds) == 0:
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print "Unable to find MSBuild.\n"
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return -1;
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cmd = [msbuilds[0]['exe']]
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cmd.extend(sys.argv[1:])
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return subprocess.call(cmd)
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if __name__ == '__main__':
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sys.exit(main())
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