| Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | # Copyright 2008 the V8 project authors. All rights reserved. |
| 2 | # Redistribution and use in source and binary forms, with or without |
| 3 | # modification, are permitted provided that the following conditions are |
| 4 | # met: |
| 5 | # |
| 6 | # * Redistributions of source code must retain the above copyright |
| 7 | # notice, this list of conditions and the following disclaimer. |
| 8 | # * Redistributions in binary form must reproduce the above |
| 9 | # copyright notice, this list of conditions and the following |
| 10 | # disclaimer in the documentation and/or other materials provided |
| 11 | # with the distribution. |
| 12 | # * Neither the name of Google Inc. nor the names of its |
| 13 | # contributors may be used to endorse or promote products derived |
| 14 | # from this software without specific prior written permission. |
| 15 | # |
| 16 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | |
| 29 | import platform |
| 30 | import re |
| 31 | |
| 32 | |
| 33 | # Reads a .list file into an array of strings |
| 34 | def ReadLinesFrom(name): |
| 35 | list = [] |
| 36 | for line in open(name): |
| 37 | if '#' in line: |
| 38 | line = line[:line.find('#')] |
| 39 | line = line.strip() |
| 40 | if len(line) == 0: |
| 41 | continue |
| 42 | list.append(line) |
| 43 | return list |
| 44 | |
| 45 | |
| 46 | def GuessOS(): |
| 47 | id = platform.system() |
| 48 | if id == 'Linux': |
| 49 | return 'linux' |
| 50 | elif id == 'Darwin': |
| 51 | return 'macos' |
| 52 | elif id == 'Windows' or id == 'Microsoft': |
| 53 | # On Windows Vista platform.system() can return 'Microsoft' with some |
| 54 | # versions of Python, see http://bugs.python.org/issue1082 |
| 55 | return 'win32' |
| 56 | elif id == 'FreeBSD': |
| 57 | return 'freebsd' |
| Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame^] | 58 | elif id == 'OpenBSD': |
| 59 | return 'openbsd' |
| Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 60 | else: |
| 61 | return None |
| 62 | |
| 63 | |
| 64 | def GuessArchitecture(): |
| 65 | id = platform.machine() |
| 66 | if id.startswith('arm'): |
| 67 | return 'arm' |
| 68 | elif (not id) or (not re.match('(x|i[3-6])86', id) is None): |
| 69 | return 'ia32' |
| 70 | else: |
| 71 | return None |
| 72 | |
| 73 | |
| 74 | def GuessWordsize(): |
| 75 | if '64' in platform.machine(): |
| 76 | return '64' |
| 77 | else: |
| 78 | return '32' |
| 79 | |
| 80 | |
| 81 | def IsWindows(): |
| 82 | return GuessOS() == 'win32' |