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#! /usr/bin/env python
# encoding: utf-8
# WARNING! Do not edit! https://waf.io/book/index.html#_obtaining_the_waf_file
#!/usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2006-2018 (ita)
# Ralf Habacker, 2006 (rh)
# Yinon Ehrlich, 2009
"""
g++/llvm detection.
"""
from waflib.Tools import ccroot, ar
from waflib.Configure import conf
@conf
def find_gxx(conf):
"""
Finds the program g++, and if present, try to detect its version number
"""
cxx = conf.find_program(['g++', 'c++'], var='CXX')
conf.get_cc_version(cxx, gcc=True)
conf.env.CXX_NAME = 'gcc'
@conf
def gxx_common_flags(conf):
"""
Common flags for g++ on nearly all platforms
"""
v = conf.env
v.CXX_SRC_F = []
v.CXX_TGT_F = ['-c', '-o']
if not v.LINK_CXX:
v.LINK_CXX = v.CXX
v.CXXLNK_SRC_F = []
v.CXXLNK_TGT_F = ['-o']
v.CPPPATH_ST = '-I%s'
v.DEFINES_ST = '-D%s'
v.LIB_ST = '-l%s' # template for adding libs
v.LIBPATH_ST = '-L%s' # template for adding libpaths
v.STLIB_ST = '-l%s'
v.STLIBPATH_ST = '-L%s'
v.RPATH_ST = '-Wl,-rpath,%s'
v.SONAME_ST = '-Wl,-h,%s'
v.SHLIB_MARKER = '-Wl,-Bdynamic'
v.STLIB_MARKER = '-Wl,-Bstatic'
v.cxxprogram_PATTERN = '%s'
v.CXXFLAGS_cxxshlib = ['-fPIC']
v.LINKFLAGS_cxxshlib = ['-shared']
v.cxxshlib_PATTERN = 'lib%s.so'
v.LINKFLAGS_cxxstlib = ['-Wl,-Bstatic']
v.cxxstlib_PATTERN = 'lib%s.a'
v.LINKFLAGS_MACBUNDLE = ['-bundle', '-undefined', 'dynamic_lookup']
v.CXXFLAGS_MACBUNDLE = ['-fPIC']
v.macbundle_PATTERN = '%s.bundle'
@conf
def gxx_modifier_win32(conf):
"""Configuration flags for executing gcc on Windows"""
v = conf.env
v.cxxprogram_PATTERN = '%s.exe'
v.cxxshlib_PATTERN = '%s.dll'
v.implib_PATTERN = '%s.dll.a'
v.IMPLIB_ST = '-Wl,--out-implib,%s'
v.CXXFLAGS_cxxshlib = []
# Auto-import is enabled by default even without this option,
# but enabling it explicitly has the nice effect of suppressing the rather boring, debug-level messages
# that the linker emits otherwise.
v.append_value('LINKFLAGS', ['-Wl,--enable-auto-import'])
@conf
def gxx_modifier_cygwin(conf):
"""Configuration flags for executing g++ on Cygwin"""
gxx_modifier_win32(conf)
v = conf.env
v.cxxshlib_PATTERN = 'cyg%s.dll'
v.append_value('LINKFLAGS_cxxshlib', ['-Wl,--enable-auto-image-base'])
v.CXXFLAGS_cxxshlib = []
@conf
def gxx_modifier_darwin(conf):
"""Configuration flags for executing g++ on MacOS"""
v = conf.env
v.CXXFLAGS_cxxshlib = ['-fPIC']
v.LINKFLAGS_cxxshlib = ['-dynamiclib']
v.cxxshlib_PATTERN = 'lib%s.dylib'
v.FRAMEWORKPATH_ST = '-F%s'
v.FRAMEWORK_ST = ['-framework']
v.ARCH_ST = ['-arch']
v.LINKFLAGS_cxxstlib = []
v.SHLIB_MARKER = []
v.STLIB_MARKER = []
v.SONAME_ST = []
@conf
def gxx_modifier_aix(conf):
"""Configuration flags for executing g++ on AIX"""
v = conf.env
v.LINKFLAGS_cxxprogram= ['-Wl,-brtl']
v.LINKFLAGS_cxxshlib = ['-shared', '-Wl,-brtl,-bexpfull']
v.SHLIB_MARKER = []
@conf
def gxx_modifier_hpux(conf):
v = conf.env
v.SHLIB_MARKER = []
v.STLIB_MARKER = []
v.CFLAGS_cxxshlib = ['-fPIC','-DPIC']
v.cxxshlib_PATTERN = 'lib%s.sl'
@conf
def gxx_modifier_openbsd(conf):
conf.env.SONAME_ST = []
@conf
def gcc_modifier_osf1V(conf):
v = conf.env
v.SHLIB_MARKER = []
v.STLIB_MARKER = []
v.SONAME_ST = []
@conf
def gxx_modifier_platform(conf):
"""Execute platform-specific functions based on *gxx_modifier_+NAME*"""
# * set configurations specific for a platform.
# * the destination platform is detected automatically by looking at the macros the compiler predefines,
# and if it's not recognised, it fallbacks to sys.platform.
gxx_modifier_func = getattr(conf, 'gxx_modifier_' + conf.env.DEST_OS, None)
if gxx_modifier_func:
gxx_modifier_func()
def configure(conf):
"""
Configuration for g++
"""
conf.find_gxx()
conf.find_ar()
conf.gxx_common_flags()
conf.gxx_modifier_platform()
conf.cxx_load_tools()
conf.cxx_add_flags()
conf.link_add_flags()
conf.check_gcc_o_space('cxx')
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