Created
November 23, 2015 23:14
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import os | |
import ycm_core | |
flags = [ | |
'-x', | |
'c', | |
'-I/home/michael/Code/C//C', | |
] | |
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 ): | |
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: | |
compilation_info = GetCompilationInfoForFile( filename ) | |
if not compilation_info: | |
return None | |
final_flags = MakeRelativePathsInFlagsAbsolute( | |
compilation_info.compiler_flags_, | |
compilation_info.compiler_working_dir_ ) | |
else: | |
relative_to = DirectoryOfThisScript() | |
final_flags = MakeRelativePathsInFlagsAbsolute( flags, relative_to ) | |
return { | |
'flags': final_flags, | |
'do_cache': True | |
} |
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