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# This file is NOT licensed under the GPLv3, which is the license for the rest
# of YouCompleteMe.
#
# Here's the license text for this file:
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
#
# For more information, please refer to <http://unlicense.org/>
import os
import ycm_core
# These are the compilation flags that will be used in case there's no
# compilation database set (by default, one is not set).
# CHANGE THIS LIST OF FLAGS. YES, THIS IS THE DROID YOU HAVE BEEN LOOKING FOR.
flags = [
'-std=c++',
'-x',
'c++',
'-DBOOST_ALL_NO_LIB',
'-D_SCONS',
'-D_DEBUG',
'-DMONGO_EXPOSE_MACROS',
'-DSUPPORT_UTF8',
'-D_FILE_OFFSET_BITS=64',
'-DMONGO_HAVE___THREAD',
'-DMONGO_HAVE_HEADER_UNISTD_H',
'-DMONGO_HAVE_EXECINFO_BACKTRACE',
'-DXP_UNIX',
'-I.',
'-I./src/',
'-I./src/third_party',
'-I./src/third_party/gtest-1.7.0/include',
'-I./build/linux2/normal/',
'-I./build/cached/',
'-I./build/cached/mongo',
'-isystem/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../include/c++/v1',
'-Wall',
'-Wextra',
'-Wc++11-compat',
'-Wno-long-long',
'-Wno-variadic-macros',
'-Wno-unknown-pragmas',
'-Wno-unused-private-field',
'-Wno-unused-parameter',
'-Wsign-compare',
'-Wmismatched-tags',
'-Winvalid-pch',
'-Wnon-virtual-dtor',
'-Woverloaded-virtual',
'-pipe'
]
# Set this to the absolute path to the folder (NOT the file!) containing the
# compile_commands.json file to use that instead of 'flags'. See here for
# more details: http://clang.llvm.org/docs/JSONCompilationDatabase.html
#
# Most projects will NOT need to set this to anything; you can just change the
# 'flags' list of compilation flags. Notice that YCM itself uses that approach.
compilation_database_folder = ''
if os.path.exists(compilation_database_folder):
database = ycm_core.CompilationDatabase(compilation_database_folder)
else:
database = None
SOURCE_EXTENSIONS = ['.cpp', '.cxx', '.cc', '.c', '.m', '.mm']
def DirectoryOfThisScript():
return os.path.dirname(os.path.abspath(__file__))
def MakeRelativePathsInFlagsAbsolute(flags, working_directory):
if not working_directory:
return list(flags)
new_flags = []
make_next_absolute = False
path_flags = ['-isystem', '-I', '-iquote', '--sysroot=']
for flag in flags:
new_flag = flag
if make_next_absolute:
make_next_absolute = False
if not flag.startswith('/'):
new_flag = os.path.join(working_directory, flag)
for path_flag in path_flags:
if flag == path_flag:
make_next_absolute = True
break
if flag.startswith(path_flag):
path = flag[len(path_flag):]
new_flag = path_flag + os.path.join(working_directory, path)
break
if new_flag:
new_flags.append(new_flag)
return new_flags
def IsHeaderFile(filename):
extension = os.path.splitext(filename)[1]
return extension in ['.h', '.hxx', '.hpp', '.hh']
def GetCompilationInfoForFile(filename):
# The compilation_commands.json file generated by CMake does not have
# entries for header files. So we do our best by asking the db for flags
# for a corresponding source file, if any. If one exists, the flags for
# that file should be good enough.
if IsHeaderFile(filename):
basename = os.path.splitext(filename)[0]
for extension in SOURCE_EXTENSIONS:
replacement_file = basename + extension
if os.path.exists(replacement_file):
compilation_info = database.GetCompilationInfoForFile(
replacement_file)
if compilation_info.compiler_flags_:
return compilation_info
return None
return database.GetCompilationInfoForFile(filename)
def FlagsForFile(filename, **kwargs):
if database:
# Bear in mind that compilation_info.compiler_flags_ does NOT return a
# python list, but a "list-like" StringVec object
compilation_info = GetCompilationInfoForFile(filename)
if not compilation_info:
return None
final_flags = MakeRelativePathsInFlagsAbsolute(
compilation_info.compiler_flags_,
compilation_info.compiler_working_dir_)
try:
final_flags.remove('-stdlib=libc++')
except ValueError:
pass
else:
relative_to = DirectoryOfThisScript()
final_flags = MakeRelativePathsInFlagsAbsolute(flags, relative_to)
return {
'flags': final_flags,
'do_cache': True
}
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