Re: [PATCH 0/1] MR9286: configure: Tighten checks around the hwloc library

[Alexandre Julliard (＠julliard)]

Alexandre Julliard (@julliard) commented about configure.ac:
> freebsd*)
>          WINE_PACKAGE_FLAGS(HWLOC,[hwloc],,,,
>              [AC_CHECK_HEADER([hwloc.h],
> -                [AC_CHECK_LIB(hwloc,hwloc_topology_init,
> -                    [AC_DEFINE(HAVE_LIBHWLOC, 1, [Define to 1 if you have the 'hwloc' library (-lhwloc).])],
> +                [AC_CHECK_DECL(HWLOC_OBJ_L1CACHE,
> +                    [AC_CHECK_LIB(hwloc,hwloc_topology_init,
> +                        [AC_DEFINE(HAVE_LIBHWLOC, 1, [Define to 1 if you have the 'hwloc' library (-lhwloc).])],

A better way is to use AC_LINK_IFELSE with a sample program, instead of 3 separate checks.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/9286#note_119738