diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:20:00 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 17:20:00 +0000 |
commit | 8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch) | |
tree | 4099e8021376c7d8c05bdf8503093d80e9c7bad0 /third_party/waf/waflib/extras/c_emscripten.py | |
parent | Initial commit. (diff) | |
download | samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip |
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/waf/waflib/extras/c_emscripten.py | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/third_party/waf/waflib/extras/c_emscripten.py b/third_party/waf/waflib/extras/c_emscripten.py new file mode 100644 index 0000000..e1ac494 --- /dev/null +++ b/third_party/waf/waflib/extras/c_emscripten.py @@ -0,0 +1,87 @@ +#!/usr/bin/env python +# -*- coding: utf-8 vi:ts=4:noexpandtab + +import subprocess, shlex, sys + +from waflib.Tools import ccroot, gcc, gxx +from waflib.Configure import conf +from waflib.TaskGen import after_method, feature + +from waflib.Tools.compiler_c import c_compiler +from waflib.Tools.compiler_cxx import cxx_compiler + +for supported_os in ('linux', 'darwin', 'gnu', 'aix'): + c_compiler[supported_os].append('c_emscripten') + cxx_compiler[supported_os].append('c_emscripten') + + +@conf +def get_emscripten_version(conf, cc): + """ + Emscripten doesn't support processing '-' like clang/gcc + """ + + dummy = conf.cachedir.parent.make_node("waf-emscripten.c") + dummy.write("") + cmd = cc + ['-dM', '-E', '-x', 'c', dummy.abspath()] + env = conf.env.env or None + try: + p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env) + out = p.communicate()[0] + except Exception as e: + conf.fatal('Could not determine emscripten version %r: %s' % (cmd, e)) + + if not isinstance(out, str): + out = out.decode(sys.stdout.encoding or 'latin-1') + + k = {} + out = out.splitlines() + for line in out: + lst = shlex.split(line) + if len(lst)>2: + key = lst[1] + val = lst[2] + k[key] = val + + if not ('__clang__' in k and 'EMSCRIPTEN' in k): + conf.fatal('Could not determine the emscripten compiler version.') + + conf.env.DEST_OS = 'generic' + conf.env.DEST_BINFMT = 'elf' + conf.env.DEST_CPU = 'asm-js' + conf.env.CC_VERSION = (k['__clang_major__'], k['__clang_minor__'], k['__clang_patchlevel__']) + return k + +@conf +def find_emscripten(conf): + cc = conf.find_program(['emcc'], var='CC') + conf.get_emscripten_version(cc) + conf.env.CC = cc + conf.env.CC_NAME = 'emscripten' + cxx = conf.find_program(['em++'], var='CXX') + conf.env.CXX = cxx + conf.env.CXX_NAME = 'emscripten' + conf.find_program(['emar'], var='AR') + +def configure(conf): + conf.find_emscripten() + conf.find_ar() + conf.gcc_common_flags() + conf.gxx_common_flags() + conf.cc_load_tools() + conf.cc_add_flags() + conf.cxx_load_tools() + conf.cxx_add_flags() + conf.link_add_flags() + conf.env.ARFLAGS = ['rcs'] + conf.env.cshlib_PATTERN = '%s.js' + conf.env.cxxshlib_PATTERN = '%s.js' + conf.env.cstlib_PATTERN = '%s.a' + conf.env.cxxstlib_PATTERN = '%s.a' + conf.env.cprogram_PATTERN = '%s.html' + conf.env.cxxprogram_PATTERN = '%s.html' + conf.env.CXX_TGT_F = ['-c', '-o', ''] + conf.env.CC_TGT_F = ['-c', '-o', ''] + conf.env.CXXLNK_TGT_F = ['-o', ''] + conf.env.CCLNK_TGT_F = ['-o', ''] + conf.env.append_value('LINKFLAGS',['-Wl,--enable-auto-import']) |