init

scons-local-3.0.0/SCons/Platform/aix.py

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+"""engine.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.
+"""
+
+#
+# Copyright (c) 2001 - 2017 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/engine/SCons/Platform/aix.py rel_3.0.0:4395:8972f6a2f699 2017/09/18 12:59:24 bdbaddog"
+
+import os
+import subprocess
+
+from . import posix
+
+import SCons.Util
+import SCons.Action
+
+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',
+                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)
+
+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: