[cfe-dev] Regarding clang-c and comments...
douglas.linder at gmail.com
Mon Oct 31 20:41:28 CDT 2011
*cough* Alternatively, is there a different list for questions like this?
On Thu, Oct 27, 2011 at 11:59 AM, Doug <douglas.linder at gmail.com> wrote:
> Hi there,
> I'm writing a very simple c parser (dumps formatted symbols, something
> similar to ctags but actually working) using clang-c, which is working
> well, but I'm hoping to add some support for source comments in the code.
> At the moment I'm using the clang-c subset for this, but there doesn't
> seem to be any api for accessing comments; specifically CXCursorKind
> doesn't seem to have a type for 'comment', and I've ended up doing
> something similar to:
> for each cursor
> get cursor info
> save info (specifically, offset, filename, display name)
> for each saved symbol:
> find the closest previous symbol
> walk backwards through the file from position of symbol -> position of
> previous symbol looking for closest comment
> This is quite annoying to do, and has a few problems (example: symbols
> with no filename, unsaved files, large projects means loading every symbol
> into memory).
> Is there a to get comments as elements through to the visitor function?
> If no in clang-c, then perhaps in the full clang api?
> Finally, as a slightly better alternative, is there a way to query a
> cursor to get the previous lexical cursor? At the very least this would
> save me having to save the entire set of data in memory first..
> Help much appreciated!
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