On Thu, 19 Oct 2023, Mathias Krause wrote:
> Commit 974241c78a6f ("rt-tests: Makefile: ctags: Change obsolete extra
> to extras") is Universal Ctags specific and broke Exuberant Ctags.
>
> Restore support for Exuberant Ctags by automatically detecting which
> variant to use.
>
> Signed-off-by: Mathias Krause <minipli@xxxxxxxxxxxxxx>
> ---
> Makefile | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/Makefile b/Makefile
> index 223a839151ec..8d3268d19901 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -251,6 +251,11 @@ help:
> @echo " tarball : make a rt-tests tarball suitable for release"
> @echo " help : print this message"
>
> +# Universal Ctags warns about the backward compatible option '--extra' and
> +# wants it to be called '--extras'.
> +CTAGS_BIN = ctags
> +CTAGS_EXTRA := $(shell $(CTAGS_BIN) --version 2>&1 | grep -iq universal && echo extras || echo extra)
> +
> .PHONY: tags
> tags:
> - ctags -R --extras=+f --c-kinds=+p --exclude=tmp --exclude=BUILD *
> + $(CTAGS_BIN) -R --$(CTAGS_EXTRA)=+f --c-kinds=+p --exclude=tmp --exclude=BUILD *
> --
Signed-off-by: John Kacur <jkacur@xxxxxxxxxx>
