#! /usr/bin/env python # # SCons - a Software Constructor # # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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 5023 2010/06/14 22:05:46 scons" __version__ = "2.0.0.final.0" __build__ = "r5023" __buildsys__ = "scons-dev" __date__ = "2010/06/14 22:05:46" __developer__ = "scons" 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. # Check to see if the python version is > 3.0 which is currently unsupported # If so exit with error message try: if sys.version_info >= (3,0,0): msg = "scons: *** SCons version %s does not run under Python version %s.\n" sys.stderr.write(msg % (__version__, sys.version.split()[0])) sys.exit(1) except AttributeError: # Pre-1.6 Python has no sys.version_info # No need to check version as we then know the version is < 3.0.0 and supported pass script_dir = sys.path[0] if script_dir in sys.path: sys.path.remove(script_dir) libs = [] if "SCONS_LIB_DIR" in os.environ: libs.append(os.environ["SCONS_LIB_DIR"]) local_version = 'scons-local-' + __version__ local = 'scons-local' if script_dir: local_version = os.path.join(script_dir, local_version) local = os.path.join(script_dir, local) libs.append(os.path.abspath(local_version)) 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 = [os.path.join(x, 'lib') for x in prefs] temp.extend([os.path.join(x, 'lib', 'python' + sys.version[:3], 'site-packages') for x in 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: # Split /usr/libfoo/python*/os.py to /usr/libfoo/python*. libpath, tail = os.path.split(libpath) # Split /usr/libfoo/python* to /usr/libfoo libpath, tail = os.path.split(libpath) # Check /usr/libfoo/scons*. prefs.append(libpath) try: import pkg_resources except ImportError: pass else: # when running from an egg add the egg's directory try: d = pkg_resources.get_distribution('scons') except pkg_resources.DistributionNotFound: pass else: prefs.append(d.location) # Look first for 'scons-__version__' in all of our preference libs, # then for 'scons'. libs.extend([os.path.join(x, scons_version) for x in prefs]) libs.extend([os.path.join(x, 'scons') for x in prefs]) sys.path = libs + sys.path ############################################################################## # END STANDARD SCons SCRIPT HEADER ############################################################################## if __name__ == "__main__": import SCons.Script # this does all the work, and calls sys.exit # with the proper exit status when done. SCons.Script.main() # Local Variables: # tab-width:4 # indent-tabs-mode:nil # End: # vim: set expandtab tabstop=4 shiftwidth=4: