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# -*- coding: utf-8; -*-
"""SCons.Tool.clang++
Tool-specific initialization for clang++.
There normally shouldn't be any need to import this module directly.
It will usually be imported through the generic SCons.Tool.Tool()
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/Tool/clangxx.py 74b2c53bc42290e911b334a6b44f187da698a668 2017/11/14 13:16:53 bdbaddog"
# Based on SCons/Tool/g++.py by Paweł Tomulik 2014 as a separate tool.
# Brought into the SCons mainline by Russel Winder 2017.
import os.path
import re
import subprocess
import sys
import SCons.Tool
import SCons.Util
import SCons.Tool.cxx
compilers = ['clang++']
def generate(env):
"""Add Builders and construction variables for clang++ to an Environment."""
static_obj, shared_obj = SCons.Tool.createObjBuilders(env)
SCons.Tool.cxx.generate(env)
env['CXX'] = env.Detect(compilers) or 'clang++'
# platform specific settings
if env['PLATFORM'] == 'aix':
env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS -mminimal-toc')
env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1
env['SHOBJSUFFIX'] = '$OBJSUFFIX'
elif env['PLATFORM'] == 'hpux':
env['SHOBJSUFFIX'] = '.pic.o'
elif env['PLATFORM'] == 'sunos':
env['SHOBJSUFFIX'] = '.pic.o'
# determine compiler version
if env['CXX']:
pipe = SCons.Action._subproc(env, [env['CXX'], '--version'],
stdin='devnull',
stderr='devnull',
stdout=subprocess.PIPE)
if pipe.wait() != 0: return
# clang -dumpversion is of no use
line = pipe.stdout.readline()
if sys.version_info[0] > 2:
line = line.decode()
match = re.search(r'clang +version +([0-9]+(?:\.[0-9]+)+)', line)
if match:
env['CXXVERSION'] = match.group(1)
def exists(env):
return env.Detect(compilers)
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
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