Re: [PATCH] Use ACX_NONCANONICAL_TARGET in gdb/configure

[Andrew Burgess <andrew.burgess@embecosm.com>]

* Tom Tromey <tromey@adacore.com> [2021-06-04 14:25:15 -0600]:

> Shahab Vahedipointed out that the patch to remove
> gdb/testsuite/configure regressed the site.exp creation a bit -- it
> left an unresolved configure substitution.  Andrew Burgess pointed out
> that the patch removed the call to ACX_NONCANONICAL_TARGET, which
> caused this problem.

LGTM :)

Thanks,
Andrew

> 
> This patch adds ACX_NONCANONICAL_TARGET to gdb's configure, and fixes
> the bug.
> 
> gdb/ChangeLog
> 2021-06-04  Tom Tromey  <tromey@adacore.com>
> 
> 	* configure: Rebuild.
> 	* configure.ac: Add ACX_NONCANONICAL_TARGET.
> ---
>  gdb/ChangeLog    |  5 +++++
>  gdb/configure    | 19 +++++++++++++++++++
>  gdb/configure.ac |  2 ++
>  3 files changed, 26 insertions(+)
> 
> diff --git a/gdb/configure b/gdb/configure
> index fb43377015c..3d3977b26a8 100755
> --- a/gdb/configure
> +++ b/gdb/configure
> @@ -800,6 +800,7 @@ DEPDIR
>  am__leading_dot
>  CXX_DIALECT
>  HAVE_CXX11
> +target_noncanonical
>  INSTALL_STRIP_PROGRAM
>  STRIP
>  install_sh
> @@ -5186,6 +5187,24 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
>  # Set target, target_cpu, target_vendor, and target_os.
>  
>  
> + case ${build_alias} in
> +  "") build_noncanonical=${build} ;;
> +  *) build_noncanonical=${build_alias} ;;
> +esac
> +
> + case ${host_alias} in
> +  "") host_noncanonical=${build_noncanonical} ;;
> +  *) host_noncanonical=${host_alias} ;;
> +esac
> +
> + case ${target_alias} in
> +  "") target_noncanonical=${host_noncanonical} ;;
> +  *) target_noncanonical=${target_alias} ;;
> +esac
> +
> +
> +
> +
>  test "$program_prefix" != NONE &&
>    program_transform_name="s&^&$program_prefix&;$program_transform_name"
>  # Use a double $ so make ignores it.
> diff --git a/gdb/configure.ac b/gdb/configure.ac
> index e6e1c6b7b90..df340ffa826 100644
> --- a/gdb/configure.ac
> +++ b/gdb/configure.ac
> @@ -43,6 +43,8 @@ AC_CANONICAL_HOST
>  # Set target, target_cpu, target_vendor, and target_os.
>  AC_CANONICAL_TARGET
>  
> +ACX_NONCANONICAL_TARGET
> +
>  AC_ARG_PROGRAM
>  
>  # We require a C++11 compiler.  Check if one is available, and if
> -- 
> 2.26.3
>