scons.py
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- #! /usr/bin/env python
- #
- # SCons - a Software Constructor
- #
- # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
- #
- # Permission is hereby granted, free of charge, to any person obtaining
- # a copy of this software and associated documentation files (the
- # "Software"), to deal in the Software without restriction, including
- # without limitation the rights to use, copy, modify, merge, publish,
- # distribute, sublicense, and/or sell copies of the Software, and to
- # permit persons to whom the Software is furnished to do so, subject to
- # the following conditions:
- #
- # The above copyright notice and this permission notice shall be included
- # in all copies or substantial portions of the Software.
- #
- # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
- # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- #
- __revision__ = "src/script/scons.py 3057 2008/06/09 22:21:00 knight"
- __version__ = "0.98.5"
- __build__ = "r3057"
- __buildsys__ = "bangkok"
- __date__ = "2008/06/09 22:21:00"
- __developer__ = "knight"
- import os
- import os.path
- import sys
- ##############################################################################
- # BEGIN STANDARD SCons SCRIPT HEADER
- #
- # This is the cut-and-paste logic so that a self-contained script can
- # interoperate correctly with different SCons versions and installation
- # locations for the engine. If you modify anything in this section, you
- # should also change other scripts that use this same header.
- ##############################################################################
- # Strip the script directory from sys.path() so on case-insensitive
- # (WIN32) systems Python doesn't think that the "scons" script is the
- # "SCons" package. Replace it with our own library directories
- # (version-specific first, in case they installed by hand there,
- # followed by generic) so we pick up the right version of the build
- # engine modules if they're in either directory.
- script_dir = sys.path[0]
- if script_dir == "":
- script_dir = "."
- script_dir = os.path.join(script_dir, "..", "..")
- os.chdir(script_dir)
- if script_dir in sys.path:
- sys.path.remove(script_dir)
- libs = []
- if os.environ.has_key("SCONS_LIB_DIR"):
- libs.append(os.environ["SCONS_LIB_DIR"])
- local = 'scons-local-' + __version__
- if script_dir:
- local = os.path.join(script_dir, local)
- libs.append(os.path.abspath(local))
- scons_version = 'scons-%s' % __version__
- prefs = []
- if sys.platform == 'win32':
- # sys.prefix is (likely) C:Python*;
- # check only C:Python*.
- prefs.append(sys.prefix)
- prefs.append(os.path.join(sys.prefix, 'Lib', 'site-packages'))
- else:
- # On other (POSIX) platforms, things are more complicated due to
- # the variety of path names and library locations. Try to be smart
- # about it.
- if script_dir == 'bin':
- # script_dir is `pwd`/bin;
- # check `pwd`/lib/scons*.
- prefs.append(os.getcwd())
- else:
- if script_dir == '.' or script_dir == '':
- script_dir = os.getcwd()
- head, tail = os.path.split(script_dir)
- if tail == "bin":
- # script_dir is /foo/bin;
- # check /foo/lib/scons*.
- prefs.append(head)
- head, tail = os.path.split(sys.prefix)
- if tail == "usr":
- # sys.prefix is /foo/usr;
- # check /foo/usr/lib/scons* first,
- # then /foo/usr/local/lib/scons*.
- prefs.append(sys.prefix)
- prefs.append(os.path.join(sys.prefix, "local"))
- elif tail == "local":
- h, t = os.path.split(head)
- if t == "usr":
- # sys.prefix is /foo/usr/local;
- # check /foo/usr/local/lib/scons* first,
- # then /foo/usr/lib/scons*.
- prefs.append(sys.prefix)
- prefs.append(head)
- else:
- # sys.prefix is /foo/local;
- # check only /foo/local/lib/scons*.
- prefs.append(sys.prefix)
- else:
- # sys.prefix is /foo (ends in neither /usr or /local);
- # check only /foo/lib/scons*.
- prefs.append(sys.prefix)
- temp = map(lambda x: os.path.join(x, 'lib'), prefs)
- temp.extend(map(lambda x: os.path.join(x,
- 'lib',
- 'python' + sys.version[:3],
- 'site-packages'),
- prefs))
- prefs = temp
- # Add the parent directory of the current python's library to the
- # preferences. On SuSE-91/AMD64, for example, this is /usr/lib64,
- # not /usr/lib.
- try:
- libpath = os.__file__
- except AttributeError:
- pass
- else:
- while libpath:
- libpath, tail = os.path.split(libpath)
- if tail[:6] == "python":
- break
- if libpath:
- # Python library is in /usr/libfoo/python*;
- # check /usr/libfoo/scons*.
- prefs.append(libpath)
- # Look first for 'scons-__version__' in all of our preference libs,
- # then for 'scons'.
- libs.extend(map(lambda x: os.path.join(x, scons_version), prefs))
- libs.extend(map(lambda x: os.path.join(x, 'scons'), prefs))
- sys.path = libs + sys.path
- ##############################################################################
- # END STANDARD SCons SCRIPT HEADER
- ##############################################################################
- if __name__ == "__main__":
- import SCons.Script
- SCons.Script.main()