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Diffstat (limited to 'Tools/gxx.py')
| -rw-r--r-- | Tools/gxx.py | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/Tools/gxx.py b/Tools/gxx.py new file mode 100644 index 00000000..22c5d26f --- /dev/null +++ b/Tools/gxx.py @@ -0,0 +1,157 @@ +#!/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') + |