1 files changed, 99 insertions, 0 deletions
diff --git a/.ycm_extra_config.py b/.ycm_extra_config.py
new file mode 100644
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+++ b/.ycm_extra_config.py
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+# Partially stolen from https://bitbucket.org/mblum/libgp/src/2537ea7329ef/.ycm_extra_conf.py
+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',
+    '-Wno-long-long',
+    '-Wno-variadic-macros',
+    '-fexceptions',
+    # 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++14',
+    # ...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++',
+    # This path will only work on OS X, but extra paths that don't exist are not
+    # harmful
+    '-isystem', '/System/Library/Frameworks/Python.framework/Headers',
+    '-isystem', '/usr/local/include',
+    '-isystem', '/usr/local/include/eigen3',
+    '-I', 'include',
+    '-I.',
+]
+
+# 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 ):
+  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:
+    # relative_to = DirectoryOfThisScript()
+    relative_to = os.path.dirname(os.path.abspath(filename))
+    final_flags = MakeRelativePathsInFlagsAbsolute( flags, relative_to )
+
+  return {
+    'flags': final_flags,
+    'do_cache': True
+  }