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106 lines
3.7 KiB
Python
106 lines
3.7 KiB
Python
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"""SCons.Tool.cc
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Tool-specific initialization for generic Posix C compilers.
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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__
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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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
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import SCons.Tool
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import SCons.Defaults
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import SCons.Util
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CSuffixes = ['.c', '.m']
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if not SCons.Util.case_sensitive_suffixes('.c', '.C'):
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CSuffixes.append('.C')
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def add_common_cc_variables(env):
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"""
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Add underlying common "C compiler" variables that
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are used by multiple tools (specifically, c++).
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"""
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if '_CCCOMCOM' not in env:
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env['_CCCOMCOM'] = '$CPPFLAGS $_CPPDEFFLAGS $_CPPINCFLAGS'
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# It's a hack to test for darwin here, but the alternative
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# of creating an applecc.py to contain this seems overkill.
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# Maybe someday the Apple platform will require more setup and
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# this logic will be moved.
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env['FRAMEWORKS'] = SCons.Util.CLVar('')
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env['FRAMEWORKPATH'] = SCons.Util.CLVar('')
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if env['PLATFORM'] == 'darwin':
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env['_CCCOMCOM'] = env['_CCCOMCOM'] + ' $_FRAMEWORKPATH'
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if 'CCFLAGS' not in env:
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env['CCFLAGS'] = SCons.Util.CLVar('')
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if 'SHCCFLAGS' not in env:
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env['SHCCFLAGS'] = SCons.Util.CLVar('$CCFLAGS')
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compilers = ['cc']
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def generate(env):
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"""
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Add Builders and construction variables for C compilers to an Environment.
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"""
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static_obj, shared_obj = SCons.Tool.createObjBuilders(env)
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for suffix in CSuffixes:
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static_obj.add_action(suffix, SCons.Defaults.CAction)
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shared_obj.add_action(suffix, SCons.Defaults.ShCAction)
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static_obj.add_emitter(suffix, SCons.Defaults.StaticObjectEmitter)
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shared_obj.add_emitter(suffix, SCons.Defaults.SharedObjectEmitter)
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add_common_cc_variables(env)
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if 'CC' not in env:
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env['CC'] = env.Detect(compilers) or compilers[0]
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env['CFLAGS'] = SCons.Util.CLVar('')
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env['CCCOM'] = '$CC -o $TARGET -c $CFLAGS $CCFLAGS $_CCCOMCOM $SOURCES'
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env['SHCC'] = '$CC'
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env['SHCFLAGS'] = SCons.Util.CLVar('$CFLAGS')
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env['SHCCCOM'] = '$SHCC -o $TARGET -c $SHCFLAGS $SHCCFLAGS $_CCCOMCOM $SOURCES'
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env['CPPDEFPREFIX'] = '-D'
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env['CPPDEFSUFFIX'] = ''
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env['INCPREFIX'] = '-I'
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env['INCSUFFIX'] = ''
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env['SHOBJSUFFIX'] = '.os'
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env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 0
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env['CFILESUFFIX'] = '.c'
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def exists(env):
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return env.Detect(env.get('CC', compilers))
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# Local Variables:
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# tab-width:4
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# indent-tabs-mode:nil
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# End:
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# vim: set expandtab tabstop=4 shiftwidth=4:
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