Summary:
The fix improves handling of Windows UNC paths to align with Appendix E. Nonstandard Syntax Variations of RFC 8089.
Before this fix it was difficult to use Windows UNC paths in compile_commands.json database as such paths were converted to file URIs using 'file:////auth/share/file.cpp' notation instead of recommended 'file://auth/share/file.cpp'.
As an example, VS.Code cannot understand file URIs with 4 starting slashes, thus such features as go-to-definition, jump-to-file, hover tooltip, etc. stop working. This also applicable to files which reside on Windows network-mapped drives because clangd internally resolves file paths to real paths in some cases and such paths get resolved to UNC paths.
Reviewers: sammccall, kadircet
Reviewed By: sammccall
Subscribers: ormris, ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, usaxena95, kbobyrev, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D84172
Summary:
Motivation:
- this layout is a pain to work with
- without a common root, it's painful to express things like "disable clangd" (D61122)
- CMake/lit configs are a maintenance hazard, and the more the one-off hacks
for various tools are entangled, the more we see apathy and non-ownership.
This attempts to use the bare-minimum configuration needed (while still
supporting the difficult cases: windows, standalone clang build, dynamic libs).
In particular the lit.cfg.py and lit.site.cfg.py.in are merged into lit.cfg.in.
The logic in these files is now minimal.
(Much of clang-tools-extra's lit configs can probably be cleaned up by reusing
lit.llvm.llvm_config.use_clang(), and every llvm project does its own version of
LDPATH mangling. I haven't attempted to fix any of those).
Docs are still in clang-tools-extra/docs, I don't have any plans to touch those.
Reviewers: gribozavr
Subscribers: mgorny, javed.absar, MaskRay, jkorous, arphaman, kadircet, jfb, cfe-commits, ilya-biryukov, thakis
Tags: #clang
Differential Revision: https://reviews.llvm.org/D61187
llvm-svn: 359424