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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function
import json
import os
import shlex
import subprocess
import sys
old_bytecode = sys.dont_write_bytecode
sys.dont_write_bytecode = True
path = os.path.abspath(os.path.join(os.path.dirname(__file__), 'mach'))
# If mach is not here, we're on the objdir go to the srcdir.
if not os.path.exists(path):
with open(os.path.join(os.path.dirname(__file__), 'mozinfo.json')) as info:
config = json.loads(info.read())
path = os.path.join(config['topsrcdir'], 'mach')
sys.dont_write_bytecode = old_bytecode
def _is_likely_cpp_header(filename):
if not filename.endswith('.h'):
return False
if filename.endswith('Inlines.h') or filename.endswith('-inl.h'):
return True
cpp_file = filename[:-1] + 'cpp'
return os.path.exists(cpp_file)
def Settings(**kwargs):
if kwargs[ 'language' ] == 'cfamily':
return FlagsForFile(kwargs['filename'])
# This is useful for generic language server protocols, like rust-analyzer,
# to discover the right project root instead of guessing based on where the
# closest Cargo.toml is.
return {
'project_directory': '.',
}
def FlagsForFile(filename):
output = subprocess.check_output([path, 'compileflags', filename])
output = output.decode('utf-8')
flag_list = shlex.split(output)
# This flag is added by Fennec for android build and causes ycmd to fail to parse the file.
# Removing this flag is a workaround until ycmd starts to handle this flag properly.
final_flags = [x for x in flag_list if not x.startswith('-march=armv')]
if _is_likely_cpp_header(filename):
final_flags += ["-x", "c++"]
return {
'flags': final_flags,
'do_cache': True
}
if __name__ == '__main__':
print(FlagsForFile(sys.argv[1]))