[cfe-dev] Loading plugins into libclang
Kevin Funk via cfe-dev
cfe-dev at lists.llvm.org
Tue Mar 1 07:37:47 PST 2016
On Tuesday, March 01, 2016 02:16:52 PM Benjamin Kramer via cfe-dev wrote:
> Hi everyone,
> in my quest to get clang-tidy integrated into your favorite editor
> (via ycm) I'm hitting one major roadblock. I'm piggybacking on the
> existing plugin mechanism which gives me both a way to add extra
> Actions to the parse process and hand flags to the plugin for
> configuration. This works well for (most of) clang-tidy as it really
> just emits diagnostics and FixIts.
did you see my patch here?
This makes it possible to load Clang plugins in libclang by simply passing
additional compiler arguments to libclang's clang_parseTranslation function.
> However, loading a plugin into libclang isn't easily possible because
> there it doesn't export all the clang symbols.
I'm not sure I understand this issue. Could you elaborate?
A Clang plugin is supposed to be linked against all necessary Clang/LLVM
libraries already, isn't it? So it should be possible to dlopen the plugin
> Putting all the clang
> symbols into the plugin doesn't work either because you'll get
> duplicate command line flag registration and everything. My current
> hack is to statically link clang-tidy into libclang. This works but
> creates an ugly (optional) dependency from libclang into
> Is there any other way to extend libclang without actually modifying
> libclang itself?
> - Ben
> cfe-dev mailing list
> cfe-dev at lists.llvm.org
Kevin Funk | kfunk at kde.org | http://kfunk.org
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