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[waf] Simplify
This commit is contained in:
Fangrui Song
parent
b145243a64
commit
880546b333
126
wscript
126
wscript
@ -191,6 +191,7 @@ def configure(ctx):
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print((('!' * 50)+'\n')*3)
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print('--use-system-clang is deprecated. Please specify --llvm-config, e.g. /usr/bin/llvm-config llvm-config-6.0')
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# Do not use bundled clang+llvm
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if ctx.options.llvm_config is not None:
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# Ask llvm-config for cflags and ldflags
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ctx.find_program(ctx.options.llvm_config, msg='checking for llvm-config', var='LLVM_CONFIG', mandatory=False)
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@ -215,6 +216,38 @@ def configure(ctx):
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# using the provided info so far.
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ctx.check_cxx(lib=libname('clang'), uselib_store='clang', use='clang')
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# If the user passed `--llvm-config=` (setting `llvm-config` to
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# the empty string) to the configure phase, we should not try to
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# run it.
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if len(ctx.options.llvm_config):
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ctx.env.rpath = [str(subprocess.check_output(
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[ctx.options.llvm_config, '--libdir'],
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stderr=subprocess.STDOUT).decode()).strip()]
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else:
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ctx.env.rpath = []
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# Use CXX set by --check-cxx-compiler if it is "clang".
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# See https://github.com/jacobdufault/cquery/issues/237
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clang = ctx.env.get_flat('CXX')
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if 'clang' not in clang:
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# Otherwise, infer the clang executable path with llvm-config --bindir
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output = str(subprocess.check_output(
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[ctx.options.llvm_config, '--bindir'],
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stderr=subprocess.STDOUT).decode()).strip()
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clang = os.path.join(output, 'clang')
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# Use the detected clang executable to infer resource directory
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# Use `clang -### -xc /dev/null` instead of `clang -print-resource-dir` because the option is unavailable in 4.0.0
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devnull = '/dev/null' if sys.platform != 'win32' else 'NUL'
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output = subprocess.check_output(
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[clang, '-###', '-xc', devnull],
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stderr=subprocess.STDOUT).decode()
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match = re.search(r'"-resource-dir" "([^"]*)"', output, re.M)
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if match:
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ctx.env.default_resource_directory = match.group(1)
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else:
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bld.fatal("Failed to found system clang resource directory.")
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else:
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global CLANG_TARBALL_NAME, CLANG_TARBALL_EXT
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@ -258,6 +291,31 @@ def configure(ctx):
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libpath=clang_node.find_dir('lib').abspath(),
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lib=libname('clang'))
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clang_tarball_name = os.path.basename(os.path.dirname(ctx.env['LIBPATH_clang'][0]))
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ctx.env.clang_tarball_name = clang_tarball_name
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ctx.env.default_resource_directory = '../lib/{}/lib/clang/{}'.format(clang_tarball_name, ctx.env.bundled_clang)
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if sys.platform.startswith('freebsd') or sys.platform.startswith('linux'):
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ctx.env.rpath = ['$ORIGIN/../lib/' + clang_tarball_name + '/lib']
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elif sys.platform == 'darwin':
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ctx.env.rpath = ['@loader_path/../lib/' + clang_tarball_name + '/lib']
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elif sys.platform == 'win32':
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ctx.env.rpath = [] # Unsupported
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name = os.path.basename(os.path.dirname(ctx.env['LIBPATH_clang'][0]))
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# Poor Windows users' RPATH
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out_clang_dll = os.path.join(ctx.path.get_bld().abspath(), 'bin', 'libclang.dll')
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try:
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os.makedirs(os.path.dirname(out_clang_dll))
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except OSError:
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pass
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try:
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dst = os.path.join(ctx.path.get_bld().abspath(), 'lib', name, 'bin', 'libclang.dll')
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os.symlink(dst, out_clang_dll)
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except (OSError, NotImplementedError):
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shutil.copy(dst, out_clang_dll)
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else:
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ctx.env.rpath = ctx.env['LIBPATH_clang']
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ctx.msg('Clang includes', ctx.env.INCLUDES_clang)
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ctx.msg('Clang library dir', ctx.env.LIBPATH_clang)
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@ -306,64 +364,6 @@ def build(bld):
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lib.append('ncurses')
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if bld.env['use_system_clang']:
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# If the user passed `--llvm-config=` (setting `llvm-config` to
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# the empty string) to the configure phase, we should not try to
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# run it.
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if bld.env['llvm_config']:
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rpath = str(subprocess.check_output(
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[bld.env['llvm_config'], '--libdir'],
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stderr=subprocess.STDOUT).decode()).strip()
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else:
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rpath = []
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# Use CXX set by --check-cxx-compiler if it is "clang".
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# See https://github.com/jacobdufault/cquery/issues/237
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clang = bld.env.get_flat('CXX')
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if 'clang' not in clang:
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# Otherwise, infer the clang executable path with llvm-config --bindir
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output = str(subprocess.check_output(
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[bld.env['llvm_config'], '--bindir'],
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stderr=subprocess.STDOUT).decode()).strip()
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clang = os.path.join(output, 'clang')
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# Use the detected clang executable to infer resource directory
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# Use `clang -### -xc /dev/null` instead of `clang -print-resource-dir` because the option is unavailable in 4.0.0
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devnull = '/dev/null' if sys.platform != 'win32' else 'NUL'
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output = subprocess.check_output(
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[clang, '-###', '-xc', devnull],
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stderr=subprocess.STDOUT).decode()
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match = re.search(r'"-resource-dir" "([^"]*)"', output, re.M)
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if match:
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default_resource_directory = match.group(1)
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else:
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bld.fatal("Failed to found system clang resource directory.")
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else:
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clang_tarball_name = os.path.basename(os.path.dirname(bld.env['LIBPATH_clang'][0]))
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default_resource_directory = '../lib/{}/lib/clang/{}'.format(clang_tarball_name, bld.env['bundled_clang'])
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if sys.platform.startswith('freebsd') or sys.platform.startswith('linux'):
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rpath = '$ORIGIN/../lib/' + clang_tarball_name + '/lib'
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elif sys.platform == 'darwin':
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rpath = '@loader_path/../lib/' + clang_tarball_name + '/lib'
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elif sys.platform == 'win32':
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rpath = [] # Unsupported
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name = os.path.basename(os.path.dirname(bld.env['LIBPATH_clang'][0]))
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# Poor Windows users' RPATH
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out_clang_dll = os.path.join(bld.path.get_bld().abspath(), 'bin', 'libclang.dll')
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try:
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os.makedirs(os.path.dirname(out_clang_dll))
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except OSError:
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pass
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try:
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dst = os.path.join(bld.path.get_bld().abspath(), 'lib', name, 'bin', 'libclang.dll')
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os.symlink(dst, out_clang_dll)
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except (OSError, NotImplementedError):
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shutil.copy(dst, out_clang_dll)
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else:
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rpath = bld.env['LIBPATH_clang']
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# FIXME Figure out how to mix C and C++ source files and change it back to .c
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bld.objects(name='siphash', source='third_party/siphash.cc')
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@ -384,17 +384,19 @@ def build(bld):
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'LOGURU_WITH_STREAMS=1',
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'LOGURU_FILENAME_WIDTH=18',
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'LOGURU_THREADNAME_WIDTH=13',
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'DEFAULT_RESOURCE_DIRECTORY="' + default_resource_directory + '"'] +
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'DEFAULT_RESOURCE_DIRECTORY="' + bld.env.get_flat('default_resource_directory') + '"'] +
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(['USE_CLANG_CXX=1', 'LOGURU_RTTI=0']
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if bld.env['use_clang_cxx']
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else []),
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lib=lib,
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rpath=rpath,
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rpath=bld.env.rpath,
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target='bin/cquery')
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if not bld.env['use_system_clang'] and sys.platform != 'win32':
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bld.install_files('${PREFIX}/lib/' + clang_tarball_name + '/lib', bld.path.get_bld().ant_glob('lib/' + clang_tarball_name + '/lib/libclang.(dylib|so.[4-9])', quiet=True))
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#from IPython import embed; embed()
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if sys.platform != 'win32':
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clang_tarball_name = bld.env.clang_tarball_name
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if bld.cmd == 'install':
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bld.install_files('${PREFIX}/lib/' + clang_tarball_name + '/lib', bld.path.get_bld().ant_glob('lib/' + clang_tarball_name + '/lib/libclang.(dylib|so.[4-9])', quiet=True))
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# TODO This may be cached and cannot be re-triggered. Use proper shell escape.
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bld(rule='rsync -rtR {}/./lib/{}/lib/clang/*/include {}/'.format(bld.path.get_bld(), clang_tarball_name, bld.env['PREFIX']))
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