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156 lines
3.9 KiB
Python
156 lines
3.9 KiB
Python
#!/usr/bin/env python
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# encoding: utf-8
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# Thomas Nagy, 2006-2018 (ita)
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# Ralf Habacker, 2006 (rh)
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# Yinon Ehrlich, 2009
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"""
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gcc/llvm detection.
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"""
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from waflib.Tools import ccroot, ar
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from waflib.Configure import conf
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@conf
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def find_gcc(conf):
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"""
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Find the program gcc, and if present, try to detect its version number
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"""
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cc = conf.find_program(['gcc', 'cc'], var='CC')
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conf.get_cc_version(cc, gcc=True)
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conf.env.CC_NAME = 'gcc'
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@conf
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def gcc_common_flags(conf):
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"""
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Common flags for gcc on nearly all platforms
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"""
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v = conf.env
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v.CC_SRC_F = []
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v.CC_TGT_F = ['-c', '-o']
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if not v.LINK_CC:
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v.LINK_CC = v.CC
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v.CCLNK_SRC_F = []
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v.CCLNK_TGT_F = ['-o']
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v.CPPPATH_ST = '-I%s'
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v.DEFINES_ST = '-D%s'
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v.LIB_ST = '-l%s' # template for adding libs
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v.LIBPATH_ST = '-L%s' # template for adding libpaths
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v.STLIB_ST = '-l%s'
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v.STLIBPATH_ST = '-L%s'
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v.RPATH_ST = '-Wl,-rpath,%s'
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v.SONAME_ST = '-Wl,-h,%s'
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v.SHLIB_MARKER = '-Wl,-Bdynamic'
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v.STLIB_MARKER = '-Wl,-Bstatic'
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v.cprogram_PATTERN = '%s'
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v.CFLAGS_cshlib = ['-fPIC']
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v.LINKFLAGS_cshlib = ['-shared']
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v.cshlib_PATTERN = 'lib%s.so'
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v.LINKFLAGS_cstlib = ['-Wl,-Bstatic']
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v.cstlib_PATTERN = 'lib%s.a'
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v.LINKFLAGS_MACBUNDLE = ['-bundle', '-undefined', 'dynamic_lookup']
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v.CFLAGS_MACBUNDLE = ['-fPIC']
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v.macbundle_PATTERN = '%s.bundle'
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@conf
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def gcc_modifier_win32(conf):
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"""Configuration flags for executing gcc on Windows"""
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v = conf.env
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v.cprogram_PATTERN = '%s.exe'
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v.cshlib_PATTERN = '%s.dll'
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v.implib_PATTERN = '%s.dll.a'
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v.IMPLIB_ST = '-Wl,--out-implib,%s'
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v.CFLAGS_cshlib = []
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# Auto-import is enabled by default even without this option,
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# but enabling it explicitly has the nice effect of suppressing the rather boring, debug-level messages
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# that the linker emits otherwise.
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v.append_value('LINKFLAGS', ['-Wl,--enable-auto-import'])
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@conf
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def gcc_modifier_cygwin(conf):
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"""Configuration flags for executing gcc on Cygwin"""
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gcc_modifier_win32(conf)
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v = conf.env
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v.cshlib_PATTERN = 'cyg%s.dll'
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v.append_value('LINKFLAGS_cshlib', ['-Wl,--enable-auto-image-base'])
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v.CFLAGS_cshlib = []
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@conf
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def gcc_modifier_darwin(conf):
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"""Configuration flags for executing gcc on MacOS"""
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v = conf.env
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v.CFLAGS_cshlib = ['-fPIC']
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v.LINKFLAGS_cshlib = ['-dynamiclib']
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v.cshlib_PATTERN = 'lib%s.dylib'
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v.FRAMEWORKPATH_ST = '-F%s'
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v.FRAMEWORK_ST = ['-framework']
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v.ARCH_ST = ['-arch']
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v.LINKFLAGS_cstlib = []
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v.SHLIB_MARKER = []
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v.STLIB_MARKER = []
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v.SONAME_ST = []
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@conf
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def gcc_modifier_aix(conf):
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"""Configuration flags for executing gcc on AIX"""
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v = conf.env
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v.LINKFLAGS_cprogram = ['-Wl,-brtl']
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v.LINKFLAGS_cshlib = ['-shared','-Wl,-brtl,-bexpfull']
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v.SHLIB_MARKER = []
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@conf
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def gcc_modifier_hpux(conf):
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v = conf.env
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v.SHLIB_MARKER = []
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v.STLIB_MARKER = []
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v.CFLAGS_cshlib = ['-fPIC','-DPIC']
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v.cshlib_PATTERN = 'lib%s.sl'
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@conf
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def gcc_modifier_openbsd(conf):
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conf.env.SONAME_ST = []
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@conf
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def gcc_modifier_osf1V(conf):
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v = conf.env
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v.SHLIB_MARKER = []
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v.STLIB_MARKER = []
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v.SONAME_ST = []
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@conf
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def gcc_modifier_platform(conf):
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"""Execute platform-specific functions based on *gcc_modifier_+NAME*"""
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# * set configurations specific for a platform.
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# * the destination platform is detected automatically by looking at the macros the compiler predefines,
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# and if it's not recognised, it fallbacks to sys.platform.
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gcc_modifier_func = getattr(conf, 'gcc_modifier_' + conf.env.DEST_OS, None)
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if gcc_modifier_func:
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gcc_modifier_func()
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def configure(conf):
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"""
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Configuration for gcc
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"""
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conf.cc_add_flags()
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conf.find_gcc()
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conf.find_ar()
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conf.gcc_common_flags()
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conf.gcc_modifier_platform()
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conf.cc_load_tools()
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conf.link_add_flags()
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conf.check_gcc_o_space()
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