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Added youcompleteme config.

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1 parent 7f1332c commit 2ce39a4afee147eb302d01590db091f85554c51e @jgoppert jgoppert committed Mar 22, 2014
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  1. +173 −0 .ycm_extra_conf.py
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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 = [
+'-Wall',
+'-Wextra',
+'-Werror',
+#'-Wc++98-compat',
+'-Wno-long-long',
+'-Wno-variadic-macros',
+'-fexceptions',
+'-DNDEBUG',
+# You 100% do NOT need -DUSE_CLANG_COMPLETER in your flags; only the YCM
+# source code needs it.
+#'-DUSE_CLANG_COMPLETER',
+# THIS IS IMPORTANT! Without a "-std=<something>" 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
+# a "-std=<something>".
+# For a C project, you would set this to something like 'c99' instead of
+# 'c++11'.
+'-std=c++11',
+# ...and the same thing goes for the magic -x option which specifies the
+# language that the files to be compiled are written in. This is mostly
+# relevant for c++ headers.
+# For a C project, you would set this to 'c' instead of 'c++'.
+'-x',
+'c++',
+'-undef', # get rid of standard definitions to allow us to include arm math header
+'-I', os.path.join(os.path.expanduser("~"),'gcc-arm-none-eabi-4_7-2013q3/arm-none-eabi/include'),
+'-I', 'Build/px4io-v1_default.build/nuttx-export/include/',
+'-I', 'Build/px4io-v2_default.build/nuttx-export/include/',
+'-I', './NuttX/nuttx/arch/arm/include',
+'-include', './src/include/visibility.h',
+'-I', './src',
+'-I', './src/modules',
+'-I', './src/include',
+'-I', './src/lib',
+'-I', './NuttX',
+]
+
+
+# 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_ )
+
+ # 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
+ else:
+ relative_to = DirectoryOfThisScript()
+ final_flags = MakeRelativePathsInFlagsAbsolute( flags, relative_to )
+
+ return {
+ 'flags': final_flags,
+ 'do_cache': True
+ }

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