mapnik/scons/scons-local-4.8.1/SCons/Tool/cxx.py
2024-09-09 10:56:17 +01:00

95 lines
3.2 KiB
Python
Vendored

# MIT License
#
# Copyright 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.
"""Tool-specific initialization for generic Posix C++ compilers.
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.
"""
import os.path
import SCons.Defaults
import SCons.Util
compilers = ['CC', 'c++']
CXXSuffixes = ['.cpp', '.cc', '.cxx', '.c++', '.C++', '.mm']
if SCons.Util.case_sensitive_suffixes('.c', '.C'):
CXXSuffixes.append('.C')
def iscplusplus(source) -> bool:
if not source:
# Source might be None for unusual cases like SConf.
return False
for s in source:
if s.sources:
ext = os.path.splitext(str(s.sources[0]))[1]
if ext in CXXSuffixes:
return True
return False
def generate(env) -> None:
"""
Add Builders and construction variables for Visual Age C++ compilers
to an Environment.
"""
import SCons.Tool
import SCons.Tool.cc
static_obj, shared_obj = SCons.Tool.createObjBuilders(env)
for suffix in CXXSuffixes:
static_obj.add_action(suffix, SCons.Defaults.CXXAction)
shared_obj.add_action(suffix, SCons.Defaults.ShCXXAction)
static_obj.add_emitter(suffix, SCons.Defaults.StaticObjectEmitter)
shared_obj.add_emitter(suffix, SCons.Defaults.SharedObjectEmitter)
SCons.Tool.cc.add_common_cc_variables(env)
if 'CXX' not in env:
env['CXX'] = env.Detect(compilers) or compilers[0]
env['CXXFLAGS'] = SCons.Util.CLVar('')
env['CXXCOM'] = '$CXX -o $TARGET -c $CXXFLAGS $CCFLAGS $_CCCOMCOM $SOURCES'
env['SHCXX'] = '$CXX'
env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS')
env['SHCXXCOM'] = '$SHCXX -o $TARGET -c $SHCXXFLAGS $SHCCFLAGS $_CCCOMCOM $SOURCES'
env['CPPDEFPREFIX'] = '-D'
env['CPPDEFSUFFIX'] = ''
env['INCPREFIX'] = '-I'
env['INCSUFFIX'] = ''
env['SHOBJSUFFIX'] = '.os'
env['OBJSUFFIX'] = '.o'
env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 0
env['CXXFILESUFFIX'] = '.cc'
def exists(env):
return env.Detect(env.get('CXX', compilers))
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4: