[libvirt PATCH] docs: expand clangd instructions

Add some additional information about running clangd for LSP when clang is not your normal compiler. Signed-off-by: Jonathon Jongsma <jjongsma(a)redhat.com&gt; --- docs/clangd.rst | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/docs/clangd.rst b/docs/clangd.rst index 93570ae178..25529948f6 100644 --- a/docs/clangd.rst +++ b/docs/clangd.rst @@ -40,6 +40,14 @@ Create a separate build directory with a ``clangd`` compatible CC=clang CXX=clang++ meson setup build-clang +There are a small number of source files that are generated as part of the +build process. In order to navigate this generated source code, you should also +execute a build in this directory: + +:: + + ninja -C build-clang + Point ``clangd`` (v12 or later) at the correct ``compile_commands.json`` by placing the following into a ``.clangd`` file in the root of the project: @@ -49,3 +57,12 @@ Point ``clangd`` (v12 or later) at the correct --- CompileFlags: CompilationDatabase: "build-clang" + + +Please note that if you are not using clang for your daily development, the +``build-clang`` directory can get out of sync with the current state of the +project over time. When you update your git checkout, new files may be added or +configuration options changed and ``clangd`` may start to behave unpredictably. +In this case, you will need to update your compilation database by doing a new +build in the ``build-clang`` directory. This should allow clangd to work +reliably again. -- 2.41.0