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84 lines
3.0 KiB
84 lines
3.0 KiB
"""SCons.Tool.g++
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Tool-specific initialization for g++.
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There normally shouldn't be any need to import this module directly.
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It will usually be imported through the generic SCons.Tool.Tool()
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selection method.
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"""
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#
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# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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__revision__ = "src/engine/SCons/Tool/g++.py 3842 2008/12/20 22:59:52 scons"
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import os.path
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import re
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import subprocess
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import SCons.Tool
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import SCons.Util
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cplusplus = __import__('c++', globals(), locals(), [])
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compilers = ['g++']
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def generate(env):
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"""Add Builders and construction variables for g++ to an Environment."""
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static_obj, shared_obj = SCons.Tool.createObjBuilders(env)
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cplusplus.generate(env)
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env['CXX'] = env.Detect(compilers)
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# platform specific settings
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if env['PLATFORM'] == 'aix':
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env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS -mminimal-toc')
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env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1
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env['SHOBJSUFFIX'] = '$OBJSUFFIX'
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elif env['PLATFORM'] == 'hpux':
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env['SHOBJSUFFIX'] = '.pic.o'
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elif env['PLATFORM'] == 'sunos':
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env['SHOBJSUFFIX'] = '.pic.o'
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# determine compiler version
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if env['CXX']:
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#pipe = SCons.Action._subproc(env, [env['CXX'], '-dumpversion'],
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pipe = SCons.Action._subproc(env, [env['CXX'], '--version'],
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stdin = 'devnull',
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stderr = 'devnull',
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stdout = subprocess.PIPE)
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if pipe.wait() != 0: return
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# -dumpversion was added in GCC 3.0. As long as we're supporting
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# GCC versions older than that, we should use --version and a
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# regular expression.
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#line = pipe.stdout.read().strip()
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#if line:
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# env['CXXVERSION'] = line
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line = pipe.stdout.readline()
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match = re.search(r'[0-9]+(\.[0-9]+)+', line)
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if match:
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env['CXXVERSION'] = match.group(0)
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def exists(env):
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return env.Detect(compilers)
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