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#! /usr/bin/env python # # SCons - a Software Constructor # # Copyright © 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 5134 2010/08/16 23:02:40 bdeegan”

__version__ = “2.0.1”

__build__ = “r5134”

__buildsys__ = “cooldog”

__date__ = “2010/08/16 23:02:40”

__developer__ = “bdeegan”

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

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:

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