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#!/usr/bin/env python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import glob
import os
import shutil
import subprocess
import sys
import tempfile
BUILD_DIR = 'build'
def run_with_vsvars(cmd, tmpdir=None):
fd, filename = tempfile.mkstemp('.bat', text=True)
with os.fdopen(fd, 'w') as f:
print >> f, '@echo off'
print >> f, r'call "%VS100COMNTOOLS%\vsvars32.bat"'
if tmpdir:
print >> f, r'cd %s' % tmpdir
print >> f, cmd
try:
p = subprocess.Popen([filename], shell=True, stdout=subprocess.PIPE,
universal_newlines=True)
out, _ = p.communicate()
return p.returncode, out
finally:
os.unlink(filename)
def get_vc_dir():
_, out = run_with_vsvars('echo VCINSTALLDIR=%VCINSTALLDIR%')
for line in out.splitlines(): # pylint: disable-msg=E1103
if line.startswith('VCINSTALLDIR='):
return line[len('VCINSTALLDIR='):]
return None
def build(infile):
if not os.path.exists(BUILD_DIR):
os.makedirs(BUILD_DIR)
outfile = 'limiter.exe'
outpath = os.path.join(BUILD_DIR, outfile)
cpptime = os.path.getmtime(infile)
if not os.path.exists(outpath) or cpptime > os.path.getmtime(outpath):
print 'Building %s...' % outfile
rc, out = run_with_vsvars(
'cl /nologo /Ox /Zi /W4 /WX /D_UNICODE /DUNICODE'
' /D_CRT_SECURE_NO_WARNINGS /EHsc %s /link /out:%s'
% (os.path.join('..', infile), outfile), BUILD_DIR)
if rc:
print out
print 'Failed to build %s' % outfile
sys.exit(1)
else:
print '%s already built' % outfile
return outpath
def main():
# Switch to our own dir.
os.chdir(os.path.dirname(os.path.abspath(__file__)))
if sys.argv[-1] == 'clean':
if os.path.exists(BUILD_DIR):
shutil.rmtree(BUILD_DIR)
for exe in glob.glob('*.exe'):
os.unlink(exe)
return 0
vcdir = os.environ.get('VCINSTALLDIR')
if not vcdir:
vcdir = get_vc_dir()
if not vcdir:
print 'Could not get VCINSTALLDIR. Run vsvars32.bat?'
return 1
os.environ['PATH'] += (';' + os.path.join(vcdir, 'bin') +
';' + os.path.join(vcdir, r'..\Common7\IDE'))
# Verify that we can find link.exe.
link = os.path.join(vcdir, 'bin', 'link.exe')
if not os.path.exists(link):
print 'link.exe not found at %s' % link
return 1
exe_name = build('limiter.cc')
for shim_exe in ('lib.exe', 'link.exe'):
newpath = '%s__LIMITER.exe' % shim_exe
shutil.copyfile(exe_name, newpath)
print '%s shim built. Use with msbuild like: "/p:LinkToolExe=%s"' \
% (shim_exe, os.path.abspath(newpath))
return 0
if __name__ == '__main__':
sys.exit(main())
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