mirror of
https://github.com/MaskRay/ccls.git
synced 2024-11-25 17:11:59 +00:00
206 lines
7.6 KiB
Python
206 lines
7.6 KiB
Python
#!/usr/bin/env python
|
|
# encoding: utf-8
|
|
|
|
try:
|
|
from urllib2 import urlopen # Python 2
|
|
except ImportError:
|
|
from urllib.request import urlopen # Python 3
|
|
|
|
import os.path
|
|
from subprocess import call
|
|
import sys
|
|
|
|
VERSION='0.0.1'
|
|
APPNAME='indexer'
|
|
|
|
top = '.'
|
|
out = 'build'
|
|
|
|
|
|
# Example URLs
|
|
# http://releases.llvm.org/5.0.0/clang+llvm-5.0.0-linux-x86_64-ubuntu16.04.tar.xz
|
|
# http://releases.llvm.org/5.0.0/clang+llvm-5.0.0-linux-x86_64-ubuntu14.04.tar.xz
|
|
# http://releases.llvm.org/5.0.0/clang+llvm-5.0.0-x86_64-apple-darwin.tar.xz
|
|
# TODO: windows support (it's an exe!)
|
|
|
|
global CLANG_PLATFORM_NAME
|
|
global CLANG_TARBALL_PLATFORM_NAME
|
|
|
|
if sys.platform == 'linux' or sys.platform == 'linux2':
|
|
#CLANG_PLATFORM_NAME = 'linux-x86_64-ubuntu14.04'
|
|
CLANG_PLATFORM_NAME = 'x86_64-linux-gnu-ubuntu-14.04'
|
|
CLANG_TARBALL_PLATFORM_NAME = 'clang+llvm'
|
|
elif sys.platform == 'darwin':
|
|
CLANG_PLATFORM_NAME = 'x86_64-apple-darwin'
|
|
CLANG_TARBALL_PLATFORM_NAME = 'clang+llvm'
|
|
else:
|
|
sys.stderr.write('ERROR: Unknown platform {0}\n'.format(sys.platform))
|
|
sys.exit(1)
|
|
|
|
# Version of clang to download and use.
|
|
#CLANG_VERSION = '5.0.0'
|
|
CLANG_VERSION = '4.0.0'
|
|
# Tarball name on clang servers that should be used.
|
|
CLANG_TARBALL_NAME = '{0}-{1}-{2}'.format(CLANG_TARBALL_PLATFORM_NAME, CLANG_VERSION, CLANG_PLATFORM_NAME)
|
|
# Directory clang has been extracted to.
|
|
CLANG_DIRECTORY = '{0}/{1}'.format(out, CLANG_TARBALL_NAME)
|
|
# URL of the tarball to download.
|
|
CLANG_TARBALL_URL = 'http://releases.llvm.org/{0}/{1}.tar.xz'.format(CLANG_VERSION, CLANG_TARBALL_NAME)
|
|
# Path to locally tarball.
|
|
CLANG_TARBALL_LOCAL_PATH = '{0}.tar.xz'.format(CLANG_DIRECTORY)
|
|
|
|
# Directory libcxx will be extracted to.
|
|
LIBCXX_DIRECTORY = '{0}/libcxx'.format(out)
|
|
# URL to download libcxx from.
|
|
LIBCXX_URL = 'http://releases.llvm.org/4.0.0/libcxx-4.0.0.src.tar.xz'
|
|
# Absolute path for where to download the URL.
|
|
LIBCXX_LOCAL_PATH = '{0}/libcxx-4.0.0.src.tar.xz'.format(out)
|
|
|
|
from waflib.Tools.compiler_cxx import cxx_compiler
|
|
cxx_compiler['linux'] = ['clang++', 'g++']
|
|
|
|
def options(opt):
|
|
opt.load('compiler_cxx')
|
|
grp = opt.add_option_group('Configuration options related to use of clang from the system (not recommended)')
|
|
grp.add_option('--use-system-clang', dest='use_system_clang', default=False, action='store_true',
|
|
help='enable use of clang from the system')
|
|
grp.add_option('--llvm-config', dest='llvm_config', default='llvm-config',
|
|
help='specify path to llvm-config for automatic configuration [default: %default]')
|
|
grp.add_option('--clang-prefix', dest='clang_prefix', default='',
|
|
help='enable fallback configuration method by specifying a clang installation prefix (e.g. /opt/llvm)')
|
|
|
|
def download_and_extract(destdir, dest, url):
|
|
# Download and save the compressed tarball as |compressed_file_name|.
|
|
if not os.path.isfile(dest):
|
|
print('Downloading tarball')
|
|
print(' destination: {0}'.format(dest))
|
|
print(' source: {0}'.format(url))
|
|
# TODO: verify checksum
|
|
response = urlopen(url)
|
|
with open(dest, 'wb') as f:
|
|
f.write(response.read())
|
|
else:
|
|
print('Found tarball at {0}'.format(dest))
|
|
|
|
# Extract the tarball.
|
|
if not os.path.isdir(destdir):
|
|
print('Extracting')
|
|
# TODO: make portable.
|
|
call(['tar', 'xf', dest, '-C', out])
|
|
else:
|
|
print('Found extracted at {0}'.format(destdir))
|
|
|
|
def configure(conf):
|
|
conf.load('compiler_cxx')
|
|
conf.check(header_name='stdio.h', features='cxx cxxprogram', mandatory=True)
|
|
conf.load('clang_compilation_database', tooldir='.')
|
|
|
|
conf.env['use_system_clang'] = conf.options.use_system_clang
|
|
if conf.options.use_system_clang:
|
|
# Ask llvm-config for cflags and ldflags
|
|
conf.find_program(conf.options.llvm_config, msg='checking for llvm-config', var='LLVM_CONFIG', mandatory=False)
|
|
if conf.env.LLVM_CONFIG:
|
|
conf.check_cfg(msg='Checking for clang flags',
|
|
path=conf.env.LLVM_CONFIG,
|
|
package='',
|
|
uselib_store='clang',
|
|
args='--cppflags --ldflags')
|
|
# llvm-config does not provide the actual library we want so we check for it
|
|
# using the provided info so far.
|
|
conf.check_cxx(lib='clang', uselib_store='clang', use='clang')
|
|
|
|
else: # Fallback method using a prefix path
|
|
conf.start_msg('Checking for clang prefix')
|
|
if not conf.options.clang_prefix:
|
|
raise conf.errors.ConfigurationError('not found (--clang-prefix must be specified when llvm-config is not found)')
|
|
|
|
prefix = conf.root.find_node(conf.options.clang_prefix)
|
|
if not prefix:
|
|
raise conf.errors.ConfigurationError('clang prefix not found: "%s"'%conf.options.clang_prefix)
|
|
|
|
conf.end_msg(prefix)
|
|
|
|
includes = [ n.abspath() for n in [ prefix.find_node('include') ] if n ]
|
|
libpath = [ n.abspath() for n in [ prefix.find_node(l) for l in ('lib', 'lib64')] if n ]
|
|
conf.check_cxx(msg='Checking for library clang', lib='clang', uselib_store='clang', includes=includes, libpath=libpath)
|
|
|
|
else:
|
|
print('Checking for clang')
|
|
download_and_extract(CLANG_DIRECTORY, CLANG_TARBALL_LOCAL_PATH, CLANG_TARBALL_URL)
|
|
clang_node = conf.path.find_dir(CLANG_DIRECTORY)
|
|
|
|
conf.check_cxx(uselib_store='clang',
|
|
includes=clang_node.find_dir('include').abspath(),
|
|
libpath=clang_node.find_dir('lib').abspath(),
|
|
lib='clang')
|
|
|
|
conf.msg('Clang includes', conf.env.INCLUDES_clang)
|
|
conf.msg('Clang library dir', conf.env.LIBPATH_clang)
|
|
|
|
"""
|
|
# Download and save the compressed tarball as |compressed_file_name|.
|
|
if not os.path.isfile(CLANG_TARBALL_LOCAL_PATH):
|
|
print('Downloading clang tarball')
|
|
print(' destination: {0}'.format(CLANG_TARBALL_LOCAL_PATH))
|
|
print(' source: {0}'.format(CLANG_TARBALL_URL))
|
|
# TODO: verify checksum
|
|
response = urlopen(CLANG_TARBALL_URL)
|
|
with open(CLANG_TARBALL_LOCAL_PATH, 'wb') as f:
|
|
f.write(response.read())
|
|
else:
|
|
print('Found clang tarball at {0}'.format(CLANG_TARBALL_LOCAL_PATH))
|
|
|
|
# Extract the tarball.
|
|
if not os.path.isdir(CLANG_DIRECTORY):
|
|
print('Extracting clang')
|
|
# TODO: make portable.
|
|
call(['tar', 'xf', CLANG_TARBALL_LOCAL_PATH, '-C', out])
|
|
else:
|
|
print('Found extracted clang at {0}'.format(CLANG_DIRECTORY))
|
|
"""
|
|
|
|
def build(bld):
|
|
# todo: configure vars
|
|
|
|
cc_files = bld.path.ant_glob(['src/*.cc'])
|
|
|
|
lib = []
|
|
if sys.platform == 'linux' or sys.platform == 'linux2':
|
|
lib.append('rt')
|
|
lib.append('pthread')
|
|
lib.append('dl')
|
|
elif sys.platform == 'darwin':
|
|
lib.append('pthread')
|
|
|
|
bld.program(
|
|
source=cc_files,
|
|
use='clang',
|
|
cxxflags=['-g', '-O3', '-std=c++11', '-Wall', '-Wno-sign-compare', '-Werror'],
|
|
includes=[
|
|
'third_party/',
|
|
'third_party/doctest/',
|
|
'third_party/loguru/',
|
|
'third_party/rapidjson/include/',
|
|
'third_party/sparsehash/src/',
|
|
'third_party/sparsepp/'],
|
|
defines=['LOGURU_WITH_STREAMS=1'],
|
|
lib=lib,
|
|
rpath=[] if bld.env['use_system_clang'] else bld.env['LIBPATH_clang'],
|
|
target='app')
|
|
|
|
#bld.shlib(source='a.cpp', target='mylib', vnum='9.8.7')
|
|
#bld.shlib(source='a.cpp', target='mylib2', vnum='9.8.7', cnum='9.8')
|
|
#bld.shlib(source='a.cpp', target='mylib3')
|
|
#bld.program(source=cc_files, target='app', use='mylib')
|
|
#bld.stlib(target='foo', source='b.cpp')
|
|
|
|
# just a test to check if the .c is compiled as c++ when no c compiler is found
|
|
#bld.program(features='cxx cxxprogram', source='main.c', target='app2')
|
|
|
|
#if bld.cmd != 'clean':
|
|
# from waflib import Logs
|
|
# bld.logger = Logs.make_logger('test.log', 'build') # just to get a clean output
|
|
# bld.check(header_name='sadlib.h', features='cxx cxxprogram', mandatory=False)
|
|
# bld.logger = None
|
|
|