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#! /usr/bin/env python
# encoding: utf-8
#! /usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2006 (ita)
# Ralf Habacker, 2006 (rh)
import os, optparse, sys
import Params, Configure
import ccroot, ar
def find_cxx(conf):
v = conf.env
cc = None
if v['CXX']: cc = v['CXX']
elif 'CXX' in os.environ: cc = os.environ['CXX']
if not cc: cc = conf.find_program('g++', var='CXX')
if not cc: cc = conf.find_program('c++', var='CXX')
if not cc: conf.fatal('g++ was not found')
v['CXX'] = cc
def common_flags(conf):
v = conf.env
# CPPFLAGS CXXDEFINES _CXXINCFLAGS _CXXDEFFLAGS _LIBDIRFLAGS _LIBFLAGS
v['CXX_SRC_F'] = ''
v['CXX_TGT_F'] = '-c -o '
v['CPPPATH_ST'] = '-I%s' # template for adding include paths
# linker
if not v['LINK_CXX']: v['LINK_CXX'] = v['CXX']
v['CXXLNK_SRC_F'] = ''
v['CXXLNK_TGT_F'] = '-o '
v['LIB_ST'] = '-l%s' # template for adding libs
v['LIBPATH_ST'] = '-L%s' # template for adding libpaths
v['STATICLIB_ST'] = '-l%s'
v['STATICLIBPATH_ST'] = '-L%s'
v['CXXDEFINES_ST'] = '-D%s'
v['SHLIB_MARKER'] = '-Wl,-Bdynamic'
v['STATICLIB_MARKER'] = '-Wl,-Bstatic'
# program
v['program_PATTERN'] = '%s'
# shared library
v['shlib_CXXFLAGS'] = ['-fPIC', '-DPIC']
v['shlib_LINKFLAGS'] = ['-shared']
v['shlib_PATTERN'] = 'lib%s.so'
# static lib
v['staticlib_LINKFLAGS'] = ['-Wl,-Bstatic']
v['staticlib_PATTERN'] = 'lib%s.a'
def modifier_win32(conf):
v = conf.env
v['program_PATTERN'] = '%s.exe'
v['shlib_PATTERN'] = 'lib%s.dll'
v['shlib_CXXFLAGS'] = ['']
v['staticlib_LINKFLAGS'] = ['']
def modifier_cygwin(conf):
v = conf.env
v['program_PATTERN'] = '%s.exe'
v['shlib_PATTERN'] = 'lib%s.dll'
v['shlib_CXXFLAGS'] = ['']
v['staticlib_LINKFLAGS'] = ['']
def modifier_darwin(conf):
v = conf.env
v['shlib_CXXFLAGS'] = ['-fPIC']
v['shlib_LINKFLAGS'] = ['-dynamiclib']
v['shlib_PATTERN'] = 'lib%s.dylib'
v['staticlib_LINKFLAGS'] = ['']
v['SHLIB_MARKER'] = ''
v['STATICLIB_MARKER'] = ''
def modifier_aix5(conf):
v = conf.env
v['program_LINKFLAGS'] = ['-Wl,-brtl']
v['shlib_LINKFLAGS'] = ['-shared','-Wl,-brtl,-bexpfull']
v['SHLIB_MARKER'] = ''
def modifier_plugin(conf):
v = conf.env
# TODO this will disappear somehow
# plugins. We handle them exactly as shlibs
# everywhere except on osx, where we do bundles
if sys.platform == 'darwin':
v['plugin_LINKFLAGS'] = ['-bundle', '-undefined dynamic_lookup']
v['plugin_CXXFLAGS'] = ['-fPIC']
v['plugin_PATTERN'] = '%s.bundle'
else:
v['plugin_CXXFLAGS'] = v['shlib_CXXFLAGS']
v['plugin_LINKFLAGS'] = v['shlib_LINKFLAGS']
v['plugin_PATTERN'] = v['shlib_PATTERN']
def modifier_debug(conf):
v = conf.env
# compiler debug levels
if conf.check_flags('-O2'):
v['CXXFLAGS_OPTIMIZED'] = ['-O2']
v['CXXFLAGS_RELEASE'] = ['-O2']
if conf.check_flags('-g -DDEBUG'):
v['CXXFLAGS_DEBUG'] = ['-g', '-DDEBUG']
if conf.check_flags('-g3 -O0 -DDEBUG'):
v['CXXFLAGS_ULTRADEBUG'] = ['-g3', '-O0', '-DDEBUG']
if conf.check_flags('-Wall'):
for x in 'OPTIMIZED RELEASE DEBUG ULTRADEBUG'.split(): v.append_unique('CXXFLAGS_'+x, '-Wall')
try:
debug_level = Params.g_options.debug_level.upper()
except AttributeError:
debug_level = ccroot.DEBUG_LEVELS.CUSTOM
v.append_value('CXXFLAGS', v['CXXFLAGS_'+debug_level])
def detect(conf):
find_cxx(conf)
ar.find_cpp(conf)
ar.find_ar(conf)
conf.check_tool('cxx')
common_flags(conf)
if sys.platform == 'win32': modifier_win32(conf)
elif sys.platform == 'cygwin': modifier_cygwin(conf)
elif sys.platform == 'darwin': modifier_darwin(conf)
elif sys.platform == 'aix5': modifier_aix5(conf)
modifier_plugin(conf)
conf.check_tool('checks')
conf.check_features(kind='cpp')
modifier_debug(conf)
conf.add_os_flags('CXXFLAGS')
conf.add_os_flags('CPPFLAGS')
conf.add_os_flags('LINKFLAGS')
def set_options(opt):
try:
opt.add_option('-d', '--debug-level',
action = 'store',
default = ccroot.DEBUG_LEVELS.RELEASE,
help = "Specify the debug level, does nothing if CXXFLAGS is set in the environment. [Allowed Values: '%s']" % "', '".join(ccroot.DEBUG_LEVELS.ALL),
choices = ccroot.DEBUG_LEVELS.ALL,
dest = 'debug_level')
except optparse.OptionConflictError:
# the gcc tool might have added that option already
pass
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