1"""engine.SCons.Platform.aix
2
3Platform-specific initialization for IBM AIX systems.
4
5There normally shouldn't be any need to import this module directly.  It
6will usually be imported through the generic SCons.Platform.Platform()
7selection method.
8"""
9
10#
11# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 The SCons Foundation
12#
13# Permission is hereby granted, free of charge, to any person obtaining
14# a copy of this software and associated documentation files (the
15# "Software"), to deal in the Software without restriction, including
16# without limitation the rights to use, copy, modify, merge, publish,
17# distribute, sublicense, and/or sell copies of the Software, and to
18# permit persons to whom the Software is furnished to do so, subject to
19# the following conditions:
20#
21# The above copyright notice and this permission notice shall be included
22# in all copies or substantial portions of the Software.
23#
24# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
25# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
26# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31#
32
33__revision__ = "src/engine/SCons/Platform/aix.py 4369 2009/09/19 15:58:29 scons"
34
35import os
36import string
37
38import posix
39
40def get_xlc(env, xlc=None, xlc_r=None, packages=[]):
41    # Use the AIX package installer tool lslpp to figure out where a
42    # given xl* compiler is installed and what version it is.
43    xlcPath = None
44    xlcVersion = None
45
46    if xlc is None:
47        xlc = env.get('CC', 'xlc')
48    if xlc_r is None:
49        xlc_r = xlc + '_r'
50    for package in packages:
51        cmd = "lslpp -fc " + package + " 2>/dev/null | egrep '" + xlc + "([^-_a-zA-Z0-9].*)?$'"
52        line = os.popen(cmd).readline()
53        if line:
54            v, p = string.split(line, ':')[1:3]
55            xlcVersion = string.split(v)[1]
56            xlcPath = string.split(p)[0]
57            xlcPath = xlcPath[:xlcPath.rindex('/')]
58            break
59    return (xlcPath, xlc, xlc_r, xlcVersion)
60
61def generate(env):
62    posix.generate(env)
63    #Based on AIX 5.2: ARG_MAX=24576 - 3000 for environment expansion
64    env['MAXLINELENGTH']  = 21576
65
66# Local Variables:
67# tab-width:4
68# indent-tabs-mode:nil
69# End:
70# vim: set expandtab tabstop=4 shiftwidth=4:
71