1# MIT License 2# 3# Copyright The SCons Foundation 4# 5# Permission is hereby granted, free of charge, to any person obtaining 6# a copy of this software and associated documentation files (the 7# "Software"), to deal in the Software without restriction, including 8# without limitation the rights to use, copy, modify, merge, publish, 9# distribute, sublicense, and/or sell copies of the Software, and to 10# permit persons to whom the Software is furnished to do so, subject to 11# the following conditions: 12# 13# The above copyright notice and this permission notice shall be included 14# in all copies or substantial portions of the Software. 15# 16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY 17# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE 18# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 24"""Platform-specific initialization for IBM AIX systems. 25 26There normally shouldn't be any need to import this module directly. It 27will usually be imported through the generic SCons.Platform.Platform() 28selection method. 29""" 30 31import subprocess 32 33from . import posix 34 35import SCons.Util 36import SCons.Action 37 38def get_xlc(env, xlc=None, packages=[]): 39 # Use the AIX package installer tool lslpp to figure out where a 40 # given xl* compiler is installed and what version it is. 41 xlcPath = None 42 xlcVersion = None 43 44 if xlc is None: 45 xlc = env.get('CC', 'xlc') 46 if SCons.Util.is_List(xlc): 47 xlc = xlc[0] 48 for package in packages: 49 # find the installed filename, which may be a symlink as well 50 pipe = SCons.Action._subproc(env, ['lslpp', '-fc', package], 51 stdin = 'devnull', 52 stderr = 'devnull', 53 universal_newlines=True, 54 stdout = subprocess.PIPE) 55 # output of lslpp is something like this: 56 # #Path:Fileset:File 57 # /usr/lib/objrepos:vac.C 6.0.0.0:/usr/vac/exe/xlCcpp 58 # /usr/lib/objrepos:vac.C 6.0.0.0:/usr/vac/bin/xlc_r -> /usr/vac/bin/xlc 59 for line in pipe.stdout: 60 if xlcPath: 61 continue # read everything to let lslpp terminate 62 fileset, filename = line.split(':')[1:3] 63 filename = filename.split()[0] 64 if ('/' in xlc and filename == xlc) \ 65 or ('/' not in xlc and filename.endswith('/' + xlc)): 66 xlcVersion = fileset.split()[1] 67 xlcPath, sep, xlc = filename.rpartition('/') 68 return (xlcPath, xlc, xlcVersion) 69 70def generate(env): 71 posix.generate(env) 72 #Based on AIX 5.2: ARG_MAX=24576 - 3000 for environment expansion 73 env['MAXLINELENGTH'] = 21576 74 env['SHLIBSUFFIX'] = '.a' 75 76# Local Variables: 77# tab-width:4 78# indent-tabs-mode:nil 79# End: 80# vim: set expandtab tabstop=4 shiftwidth=4: 81