"""SCons.Platform.aix
Platform-specific initialization for IBM AIX systems.
There normally shouldn't be any need to import this module directly. It
will usually be imported through the generic SCons.Platform.Platform()
selection method.
"""
#
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# The above copyright notice and this permission notice shall be included
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import os
import subprocess
from . import posix
import SCons.Util
import SCons.Action
[docs]def get_xlc(env, xlc=None, packages=[]):
# Use the AIX package installer tool lslpp to figure out where a
# given xl* compiler is installed and what version it is.
xlcPath = None
xlcVersion = None
if xlc is None:
xlc = env.get('CC', 'xlc')
if SCons.Util.is_List(xlc):
xlc = xlc[0]
for package in packages:
# find the installed filename, which may be a symlink as well
pipe = SCons.Action._subproc(env, ['lslpp', '-fc', package],
stdin = 'devnull',
stderr = 'devnull',
universal_newlines=True,
stdout = subprocess.PIPE)
# output of lslpp is something like this:
# #Path:Fileset:File
# /usr/lib/objrepos:vac.C 6.0.0.0:/usr/vac/exe/xlCcpp
# /usr/lib/objrepos:vac.C 6.0.0.0:/usr/vac/bin/xlc_r -> /usr/vac/bin/xlc
for line in pipe.stdout:
if xlcPath:
continue # read everything to let lslpp terminate
fileset, filename = line.split(':')[1:3]
filename = filename.split()[0]
if ('/' in xlc and filename == xlc) \
or ('/' not in xlc and filename.endswith('/' + xlc)):
xlcVersion = fileset.split()[1]
xlcPath, sep, xlc = filename.rpartition('/')
pass
pass
return (xlcPath, xlc, xlcVersion)
[docs]def generate(env):
posix.generate(env)
#Based on AIX 5.2: ARG_MAX=24576 - 3000 for environment expansion
env['MAXLINELENGTH'] = 21576
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4: