[DTrace-devel] [PATCH v2] configure: add support for --(disable|enable)-dependency-tracking

[Eugene Loh]

Reviewed-by: Eugene Loh <eugene.loh at oracle.com>

On 2/19/26 10:56, Kris Van Hees wrote:
> Signed-off-by: Kris Van Hees <kris.van.hees at oracle.com>
> ---
>   Makefunctions | 2 ++
>   configure     | 5 +++++
>   2 files changed, 7 insertions(+)
>
> diff --git a/Makefunctions b/Makefunctions
> index 15836dc3..1f308967 100644
> --- a/Makefunctions
> +++ b/Makefunctions
> @@ -52,7 +52,9 @@ endef
>   # Rule to build a C source file.
>   # Syntax: $(call cc-template,primary,filename-without-dir,optional flags)
>   
> +ifndef WITHOUT_DEPENDENCIES
>   cc-dependencies = -MP -MMD -MF $(obj-name).deps -MT $(obj-name)
> +endif
>   
>   define cc-template
>   $(obj-name): $(src-name) $(foreach dep,$($(1)_SRCDEPS),$(call src-name,$(1),$(dep))) $(foreach prov,$($(1)_PROV),$(call hdr-name,$(1),$(prov))) $(CONFIG_H)
> diff --git a/configure b/configure
> index 04c28369..a3107fd0 100755
> --- a/configure
> +++ b/configure
> @@ -99,6 +99,9 @@ EOF
>           echo >&2
>           make help-overrides
>           cat >&2 <<'EOF'
> +Optional features:
> +
> +--disable-dependency-tracking	Suppress automatic dependency tracking
>   
>   Options controlling the compiler (pass on the command line):
>   
> @@ -172,6 +175,8 @@ for option in "$@"; do
>           HAVE_VALGRIND=*) write_config_var VALGRIND "$option";;
>           HAVE_BPFV3=*) write_config_var BPFV3 "$option";;
>           HAVE_BPFMASM=*) write_config_var BPFMASM "$option";;
> +        --disable-dependency-tracking) write_make_var WITHOUT_DEPENDENCIES "y";;
> +        --enable-dependency-tracking) write_make_var WITHOUT_DEPENDENCIES "n";;
>           *) echo "Unknown option $option" >&2
>              exit 1;;
>       esac