Rollback trunk to bleeding_edge revision 12525

tools/testrunner/local/utils.py

-# Copyright 2012 the V8 project authors. All rights reserved.
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-#       notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-#       copyright notice, this list of conditions and the following
-#       disclaimer in the documentation and/or other materials provided
-#       with the distribution.
-#     * Neither the name of Google Inc. nor the names of its
-#       contributors may be used to endorse or promote products derived
-#       from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
-import os
-from os.path import exists
-from os.path import isdir
-from os.path import join
-import platform
-import re
-
-
-def GetSuitePaths(test_root):
-  def IsSuite(path):
-    return isdir(path) and exists(join(path, 'testcfg.py'))
-  return [ f for f in os.listdir(test_root) if IsSuite(join(test_root, f)) ]
-
-
-# Reads a file into an array of strings
-def ReadLinesFrom(name):
-  lines = []
-  with open(name) as f:
-    for line in f:
-      if line.startswith('#'): continue
-      if '#' in line:
-        line = line[:line.find('#')]
-      line = line.strip()
-      if not line: continue
-      lines.append(line)
-  return lines
-
-
-def GuessOS():
-  system = platform.system()
-  if system == 'Linux':
-    return 'linux'
-  elif system == 'Darwin':
-    return 'macos'
-  elif system.find('CYGWIN') >= 0:
-    return 'cygwin'
-  elif system == 'Windows' or system == 'Microsoft':
-    # On Windows Vista platform.system() can return 'Microsoft' with some
-    # versions of Python, see http://bugs.python.org/issue1082
-    return 'win32'
-  elif system == 'FreeBSD':
-    return 'freebsd'
-  elif system == 'OpenBSD':
-    return 'openbsd'
-  elif system == 'SunOS':
-    return 'solaris'
-  elif system == 'NetBSD':
-    return 'netbsd'
-  else:
-    return None
-
-
-# This will default to building the 32 bit VM even on machines that are
-# capable of running the 64 bit VM.
-def DefaultArch():
-  machine = platform.machine()
-  machine = machine.lower()  # Windows 7 capitalizes 'AMD64'.
-  if machine.startswith('arm'):
-    return 'arm'
-  elif (not machine) or (not re.match('(x|i[3-6])86$', machine) is None):
-    return 'ia32'
-  elif machine == 'i86pc':
-    return 'ia32'
-  elif machine == 'x86_64':
-    return 'ia32'
-  elif machine == 'amd64':
-    return 'ia32'
-  else:
-    return None
-
-
-def GuessWordsize():
-  if '64' in platform.machine():
-    return '64'
-  else:
-    return '32'
-
-
-def IsWindows():
-  return GuessOS() == 'win32'