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83 lines
2.3 KiB
Python
83 lines
2.3 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 vi:ts=4:noexpandtab
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import shlex
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from waflib import Errors
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from waflib.Tools import ccroot, gcc, gxx
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from waflib.Configure import conf
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from waflib.Tools.compiler_c import c_compiler
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from waflib.Tools.compiler_cxx import cxx_compiler
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for supported_os in ('linux', 'darwin', 'gnu', 'aix'):
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c_compiler[supported_os].append('c_emscripten')
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cxx_compiler[supported_os].append('c_emscripten')
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@conf
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def get_emscripten_version(conf, cc):
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"""
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Emscripten doesn't support processing '-' like clang/gcc
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"""
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dummy = conf.cachedir.parent.make_node("waf-emscripten.c")
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dummy.write("")
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cmd = cc + ['-dM', '-E', '-x', 'c', dummy.abspath()]
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env = conf.env.env or None
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try:
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out, err = conf.cmd_and_log(cmd, output=0, env=env)
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except Errors.WafError as e:
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conf.fatal('Could not determine the emscripten version %r: %s' % (cmd, e))
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k = {}
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out = out.splitlines()
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for line in out:
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lst = shlex.split(line)
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if len(lst)>2:
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key = lst[1]
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val = lst[2]
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k[key] = val
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if not ('__clang__' in k and 'EMSCRIPTEN' in k):
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conf.fatal('Could not determine the emscripten compiler version.')
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conf.env.DEST_OS = 'generic'
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conf.env.DEST_BINFMT = 'elf'
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conf.env.DEST_CPU = 'asm-js'
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conf.env.CC_VERSION = (k['__clang_major__'], k['__clang_minor__'], k['__clang_patchlevel__'])
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return k
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@conf
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def find_emscripten(conf):
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cc = conf.find_program(['emcc'], var='CC')
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conf.get_emscripten_version(cc)
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conf.env.CC = cc
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conf.env.CC_NAME = 'emscripten'
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cxx = conf.find_program(['em++'], var='CXX')
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conf.env.CXX = cxx
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conf.env.CXX_NAME = 'emscripten'
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conf.find_program(['emar'], var='AR')
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def configure(conf):
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conf.find_emscripten()
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conf.find_ar()
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conf.gcc_common_flags()
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conf.gxx_common_flags()
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conf.cc_load_tools()
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conf.cc_add_flags()
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conf.cxx_load_tools()
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conf.cxx_add_flags()
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conf.link_add_flags()
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conf.env.ARFLAGS = ['rcs']
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conf.env.cshlib_PATTERN = '%s.js'
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conf.env.cxxshlib_PATTERN = '%s.js'
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conf.env.cstlib_PATTERN = '%s.a'
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conf.env.cxxstlib_PATTERN = '%s.a'
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conf.env.cprogram_PATTERN = '%s.html'
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conf.env.cxxprogram_PATTERN = '%s.html'
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conf.env.CXX_TGT_F = ['-c', '-o', '']
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conf.env.CC_TGT_F = ['-c', '-o', '']
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conf.env.CXXLNK_TGT_F = ['-o', '']
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conf.env.CCLNK_TGT_F = ['-o', '']
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conf.env.append_value('LINKFLAGS',['-Wl,--enable-auto-import'])
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