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ycm_extra_conf.py
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ycm_extra_conf.py
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# YouCompleteMe configuration
# Based on template configuration distributed by plugin author
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.
generalflags = [
'-Wall',
'-Wextra',
'-Werror',
'-Wno-long-long',
'-Wno-variadic-macros',
'-fexceptions',
'-DNDEBUG',
]
# C language specific flags
cflags = [
'-x', 'c',
'-Wc99-compat',
'-std=c99',
'-I/usr/include',
]
cppflags = [
'-x', 'c++',
'-std=c++11',
]
cpp_headers_toplevel_dir = "/usr/include/c++"
cpp_headers_dir = os.path.join(cpp_headers_toplevel_dir, max(os.listdir(cpp_headers_toplevel_dir)))
cppflags.append(''.join(["-I", cpp_headers_dir]))
cextensions = ['c', 'h']
cppextensions = ['cpp', 'hpp']
# 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 compilation_database_folder:
database = ycm_core.CompilationDatabase(compilation_database_folder)
else:
database = None
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 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 = database.GetCompilationInfoForFile(filename)
final_flags = MakeRelativePathsInFlagsAbsolute(
compilation_info.compiler_flags_,
compilation_info.compiler_working_dir_)
else:
flags = generalflags
extension = filename.split('.')[-1]
if extension in cextensions:
flags += cflags
elif extension in cppextensions:
flags += cppflags
relative_to = DirectoryOfThisScript()
final_flags = MakeRelativePathsInFlagsAbsolute(flags, relative_to)
return {
'flags': final_flags,
'do_cache': True
}