solo1/targets/stm32l432/.ycm_extra_conf.py

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from distutils.sysconfig import get_python_inc
import platform
import os
import subprocess
import ycm_core

DIR_OF_THIS_SCRIPT = os.path.abspath( os.path.dirname( __file__ ) )
DIR_OF_THIRD_PARTY = os.path.join( DIR_OF_THIS_SCRIPT, 'third_party' )
SOURCE_EXTENSIONS = ['.c',]

# 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 = [
'-Wall',
'-Wextra',
'-Werror',
'-Wno-long-long',
'-Wno-variadic-macros',
'-fexceptions',
'-DNDEBUG',
# You 100% do NOT need -DUSE_CLANG_COMPLETER and/or -DYCM_EXPORT in your flags;
# only the YCM source code needs it.
'-DUSE_CLANG_COMPLETER',
'-DYCM_EXPORT=',
# THIS IS IMPORTANT! Without the '-x' flag, Clang won't know which language to
# use when compiling headers. So it will guess. Badly. So C++ headers will be
# compiled as C headers. You don't want that so ALWAYS specify the '-x' flag.
# For a C project, you would set this to 'c' instead of 'c++'.
'-x',
'c',
'-isystem',
'cpp/pybind11',
'-isystem',
'cpp/BoostParts',
'-isystem',
get_python_inc(),
'-isystem',
'cpp/llvm/include',
'-isystem',
'cpp/llvm/tools/clang/include',
'-I',
'cpp/ycm',
'-I',
'cpp/ycm/ClangCompleter',
'-isystem',
'cpp/ycm/tests/gmock/gtest',
'-isystem',
'cpp/ycm/tests/gmock/gtest/include',
'-isystem',
'cpp/ycm/tests/gmock',
'-isystem',
'cpp/ycm/tests/gmock/include',
'-isystem',
'cpp/ycm/benchmarks/benchmark/include',

    '-D__GNUC__',
    '-DSTM32L442xx',
    '-DUSE_FULL_LL_DRIVER',
    '-std=c99',
    '-Ilib/',
    '-Isrc/cmsis',
    '-I../../fido2',
]

# Clang automatically sets the '-std=' flag to 'c++14' for MSVC 2015 or later,
# which is required for compiling the standard library, and to 'c++11' for older
# versions.
if platform.system() != 'Windows':
  flags.append( '-std=c++11' )


# 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
#
# You can get CMake to generate this file for you by adding:
#   set( CMAKE_EXPORT_COMPILE_COMMANDS 1 )
# to your CMakeLists.txt file.
#
# 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


def IsHeaderFile( filename ):
  extension = os.path.splitext( filename )[ 1 ]
  return extension in [ '.h', '.hxx', '.hpp', '.hh' ]


def FindCorrespondingSourceFile( 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 ):
        return replacement_file
  return filename


def Settings( **kwargs ):
  if kwargs[ 'language' ] == 'cfamily':
    # If the file is a header, try to find the corresponding source file and
    # retrieve its flags from the compilation database if using one. This is
    # necessary since compilation databases don't have entries for header files.
    # In addition, use this source file as the translation unit. This makes it
    # possible to jump from a declaration in the header file to its definition
    # in the corresponding source file.
    filename = FindCorrespondingSourceFile( kwargs[ 'filename' ] )

    if not database:
      return {
        'flags': flags,
        'include_paths_relative_to_dir': DIR_OF_THIS_SCRIPT,
        'override_filename': filename
      }

    compilation_info = database.GetCompilationInfoForFile( filename )
    if not compilation_info.compiler_flags_:
      return {}

    # Bear in mind that compilation_info.compiler_flags_ does NOT return a
    # python list, but a "list-like" StringVec object.
    final_flags = list( compilation_info.compiler_flags_ )

    # NOTE: This is just for YouCompleteMe; it's highly likely that your project
    # does NOT need to remove the stdlib flag. DO NOT USE THIS IN YOUR
    # ycm_extra_conf IF YOU'RE NOT 100% SURE YOU NEED IT.
    try:
      final_flags.remove( '-stdlib=libc++' )
    except ValueError:
      pass

    return {
      'flags': final_flags,
      'include_paths_relative_to_dir': compilation_info.compiler_working_dir_,
      'override_filename': filename
    }
  return {}


def GetStandardLibraryIndexInSysPath( sys_path ):
  for path in sys_path:
    if os.path.isfile( os.path.join( path, 'os.py' ) ):
      return sys_path.index( path )
  raise RuntimeError( 'Could not find standard library path in Python path.' )


def PythonSysPath( **kwargs ):
  sys_path = kwargs[ 'sys_path' ]
  #for folder in os.listdir( DIR_OF_THIRD_PARTY ):
    #if folder == 'python-future':
      #folder = os.path.join( folder, 'src' )
      #sys_path.insert( GetStandardLibraryIndexInSysPath( sys_path ) + 1,
                       #os.path.realpath( os.path.join( DIR_OF_THIRD_PARTY,
                                                       #folder ) ) )
      #continue

    #if folder == 'cregex':
      #interpreter_path = kwargs[ 'interpreter_path' ]
      #major_version = subprocess.check_output( [
        #interpreter_path, '-c', 'import sys; print( sys.version_info[ 0 ] )' ]
      #).rstrip().decode( 'utf8' )
      #folder = os.path.join( folder, 'regex_{}'.format( major_version ) )

    #sys_path.insert( 0, os.path.realpath( os.path.join( DIR_OF_THIRD_PARTY,
                                                        #folder ) ) )
  return sys_path