[PATCH 1/3] support: introduce support_sysconfdir_prefix

[Adhemerval Zanella Netto]

LGTM, thanks.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

On 26/03/23 17:00, Romain Geissler via Libc-alpha wrote:
> ---
>  support/Makefile        | 3 ++-
>  support/support.h       | 2 ++
>  support/support_paths.c | 7 +++++++
>  3 files changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/support/Makefile b/support/Makefile
> index 05b31159ea5..71d51485132 100644
> --- a/support/Makefile
> +++ b/support/Makefile
> @@ -231,7 +231,8 @@ CFLAGS-support_paths.c = \
>  		-DSBINDIR_PATH=\"$(sbindir)\" \
>  		-DSLIBDIR_PATH=\"$(slibdir)\" \
>  		-DROOTSBINDIR_PATH=\"$(rootsbindir)\" \
> -		-DCOMPLOCALEDIR_PATH=\"$(complocaledir)\"
> +		-DCOMPLOCALEDIR_PATH=\"$(complocaledir)\" \
> +		-DSYSCONFDIR_PATH=\"$(sysconfdir)\"
>  
>  # In support_timespec_check_in_range we may be passed a very tight
>  # range for which we should produce a correct result for expected
> diff --git a/support/support.h b/support/support.h
> index 525ff1ebcec..b7f76bf0809 100644
> --- a/support/support.h
> +++ b/support/support.h
> @@ -144,6 +144,8 @@ extern const char support_slibdir_prefix[];
>  extern const char support_install_rootsbindir[];
>  /* Corresponds to the install's compiled locale directory.  */
>  extern const char support_complocaledir_prefix[];
> +/* Corresponds to the install's etc/ directory.  */
> +extern const char support_sysconfdir_prefix[];
>  
>  /* Copies the file at the path FROM to TO.  If TO does not exist, it
>     is created.  If TO is a regular file, it is truncated before
> diff --git a/support/support_paths.c b/support/support_paths.c
> index f9d75998cf2..0710bcd4122 100644
> --- a/support/support_paths.c
> +++ b/support/support_paths.c
> @@ -92,3 +92,10 @@ const char support_complocaledir_prefix[] = COMPLOCALEDIR_PATH;
>  #else
>  # error please -DCOMPLOCALEDIR_PATH=something in the Makefile
>  #endif
> +
> +#ifdef SYSCONFDIR_PATH
> +/* Corresponds to the install's etc/ directory.  */
> +const char support_sysconfdir_prefix[] = SYSCONFDIR_PATH;
> +#else
> +# error please -DSYSCONFDIR_PATH=something in the Makefile
> +#endif