Remove ycm_extra_conf.py
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Gabriel Ebner
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4e8a772d18
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# This file is NOT licensed under the GPLv3, which is the license for the rest
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# of YouCompleteMe.
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#
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# Here's the license text for this file:
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#
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# This is free and unencumbered software released into the public domain.
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#
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# Anyone is free to copy, modify, publish, use, compile, sell, or
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# distribute this software, either in source code form or as a compiled
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# binary, for any purpose, commercial or non-commercial, and by any
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# means.
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#
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# In jurisdictions that recognize copyright laws, the author or authors
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# of this software dedicate any and all copyright interest in the
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# software to the public domain. We make this dedication for the benefit
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# of the public at large and to the detriment of our heirs and
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# successors. We intend this dedication to be an overt act of
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# relinquishment in perpetuity of all present and future rights to this
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# software under copyright law.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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# OTHER DEALINGS IN THE SOFTWARE.
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#
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# For more information, please refer to <http://unlicense.org/>
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import os
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import ycm_core
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# These are the compilation flags that will be used in case there's no
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# compilation database set (by default, one is not set).
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# CHANGE THIS LIST OF FLAGS. YES, THIS IS THE DROID YOU HAVE BEEN LOOKING FOR.
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flags = [
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'-Wall',
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'-Wextra',
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'-Werror',
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'-Wc++98-compat',
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'-Wno-long-long',
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'-Wno-variadic-macros',
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'-fexceptions',
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'-DNDEBUG',
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# You 100% do NOT need -DUSE_CLANG_COMPLETER in your flags; only the YCM
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# source code needs it.
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'-DUSE_CLANG_COMPLETER',
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# THIS IS IMPORTANT! Without a "-std=<something>" flag, clang won't know which
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# language to use when compiling headers. So it will guess. Badly. So C++
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# headers will be compiled as C headers. You don't want that so ALWAYS specify
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# a "-std=<something>".
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# For a C project, you would set this to something like 'c99' instead of
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# 'c++11'.
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'-std=c++11',
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# ...and the same thing goes for the magic -x option which specifies the
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# language that the files to be compiled are written in. This is mostly
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# relevant for c++ headers.
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# For a C project, you would set this to 'c' instead of 'c++'.
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'-x',
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'c++',
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'-isystem',
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'../BoostParts',
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'-isystem',
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# This path will only work on OS X, but extra paths that don't exist are not
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# harmful
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'/System/Library/Frameworks/Python.framework/Headers',
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'-isystem',
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'../llvm/include',
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'-isystem',
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'../llvm/tools/clang/include',
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'-I',
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'.',
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'-I',
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'./ClangCompleter',
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'-isystem',
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'./tests/gmock/gtest',
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'-isystem',
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'./tests/gmock/gtest/include',
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'-isystem',
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'./tests/gmock',
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'-isystem',
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'./tests/gmock/include',
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'-isystem',
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'/usr/include',
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'-isystem',
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'/usr/local/include',
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'-isystem',
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'/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/../lib/c++/v1',
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'-isystem',
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'/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include',
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]
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# Set this to the absolute path to the folder (NOT the file!) containing the
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# compile_commands.json file to use that instead of 'flags'. See here for
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# more details: http://clang.llvm.org/docs/JSONCompilationDatabase.html
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#
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# Most projects will NOT need to set this to anything; you can just change the
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# 'flags' list of compilation flags. Notice that YCM itself uses that approach.
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if os.path.exists('build'):
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database = ycm_core.CompilationDatabase('build')
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else:
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database = ycm_core.CompilationDatabase('')
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SOURCE_EXTENSIONS = [ '.cpp', '.cxx', '.cc', '.c', '.m', '.mm' ]
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def DirectoryOfThisScript():
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return os.path.dirname( os.path.abspath( __file__ ) )
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def MakeRelativePathsInFlagsAbsolute( flags, working_directory ):
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if not working_directory:
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return list( flags )
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new_flags = []
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make_next_absolute = False
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path_flags = [ '-isystem', '-I', '-iquote', '--sysroot=' ]
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for flag in flags:
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new_flag = flag
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if make_next_absolute:
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make_next_absolute = False
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if not flag.startswith( '/' ):
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new_flag = os.path.join( working_directory, flag )
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for path_flag in path_flags:
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if flag == path_flag:
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make_next_absolute = True
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break
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if flag.startswith( path_flag ):
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path = flag[ len( path_flag ): ]
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new_flag = path_flag + os.path.join( working_directory, path )
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break
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if new_flag:
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new_flags.append( new_flag )
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return new_flags
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def IsHeaderFile( filename ):
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extension = os.path.splitext( filename )[ 1 ]
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return extension in [ '.h', '.hxx', '.hpp', '.hh' ]
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def GetCompilationInfoForFile( filename ):
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# The compilation_commands.json file generated by CMake does not have entries
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# for header files. So we do our best by asking the db for flags for a
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# corresponding source file, if any. If one exists, the flags for that file
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# should be good enough.
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if IsHeaderFile( filename ):
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basename = os.path.splitext( filename )[ 0 ]
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for extension in SOURCE_EXTENSIONS:
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replacement_file = basename + extension
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if os.path.exists( replacement_file ):
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compilation_info = database.GetCompilationInfoForFile(
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replacement_file )
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if compilation_info.compiler_flags_:
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return compilation_info
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return None
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return database.GetCompilationInfoForFile( filename )
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def FlagsForFile( filename, **kwargs ):
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if database:
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# Bear in mind that compilation_info.compiler_flags_ does NOT return a
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# python list, but a "list-like" StringVec object
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compilation_info = GetCompilationInfoForFile( filename )
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if not compilation_info:
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return None
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final_flags = MakeRelativePathsInFlagsAbsolute(
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compilation_info.compiler_flags_,
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compilation_info.compiler_working_dir_ )
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# NOTE: This is just for YouCompleteMe; it's highly likely that your project
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# does NOT need to remove the stdlib flag. DO NOT USE THIS IN YOUR
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# ycm_extra_conf IF YOU'RE NOT 100% SURE YOU NEED IT.
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try:
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final_flags.remove( '-stdlib=libc++' )
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except ValueError:
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pass
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else:
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relative_to = DirectoryOfThisScript()
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final_flags = MakeRelativePathsInFlagsAbsolute( flags, relative_to )
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return {
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'flags': final_flags,
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'do_cache': True
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}
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