|  | # Copyright (c) 2015, Google Inc. | 
|  | # | 
|  | # Permission to use, copy, modify, and/or distribute this software for any | 
|  | # purpose with or without fee is hereby granted, provided that the above | 
|  | # copyright notice and this permission notice appear in all copies. | 
|  | # | 
|  | # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | 
|  | # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | 
|  | # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | 
|  | # SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | 
|  | # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | 
|  | # OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | 
|  | # CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | 
|  |  | 
|  | import subprocess | 
|  | import sys | 
|  |  | 
|  | import vs_toolchain | 
|  | # vs_toolchain adds gyp to sys.path. | 
|  | import gyp.MSVSVersion | 
|  |  | 
|  | if len(sys.argv) < 2: | 
|  | print >>sys.stderr, "Usage: vs_env.py TARGET_ARCH CMD..." | 
|  | sys.exit(1) | 
|  |  | 
|  | target_arch = sys.argv[1] | 
|  | cmd = sys.argv[2:] | 
|  |  | 
|  | vs_toolchain.SetEnvironmentAndGetRuntimeDllDirs() | 
|  | vs_version = gyp.MSVSVersion.SelectVisualStudioVersion() | 
|  |  | 
|  | # Using shell=True is somewhat ugly, but the alternative is to pull in a copy | 
|  | # of the Chromium GN build's setup_toolchain.py which runs the setup script, | 
|  | # then 'set', and then parses the environment variables out. (GYP internally | 
|  | # does the same thing.) | 
|  | sys.exit(subprocess.call(vs_version.SetupScript(target_arch) + ["&&"] + cmd, | 
|  | shell=True)) |