Part 2 of 3: Moving tools/llvm to pnacl/

tools/llvm/unsupported/driver/pnacl-pexecheck.py

-#!/usr/bin/python
-# Copyright (c) 2011 The Native Client Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-#
-# IMPORTANT NOTE: If you make local mods to this file, you must run:
-#   %  tools/llvm/utman.sh driver
-# in order for them to take effect in the scons build.  This command
-# updates the copy in the toolchain/ tree.
-#
-
-from driver_tools import *
-
-EXTRA_ENV = {
-  # TODO(robertm): move this into the TC once this matures
-  'PEXE_ALLOWED_UNDEFS': '${BASE_NACL}/tools/llvm/non_bitcode_symbols.txt',
-
-  'RUN_PEXECHECK': '${LLVM_LD} --nacl-abi-check ' +
-                   '--nacl-legal-undefs ${PEXE_ALLOWED_UNDEFS} ${inputs}',
-}
-env.update(EXTRA_ENV)
-
-def main(argv):
-  """Check whether a pexe satifies our ABI rules"""
-  return RunWithEnv('${RUN_PEXECHECK}', inputs=argv[0], errexit = False)
-
-if __name__ == "__main__":
-  DriverMain(main)