Re: [gnu-prog-discuss] multiplexing gnu mirror

[Jim Meyering]

Eric Blake wrote:
> According to Karl Berry on 11/17/2009 6:17 PM:
>> Many of our announcements include text like this:
>>
>>     Please use a mirror to reduce stress on the
>>     main gnu machine:
>>        http://www.gnu.org/order/ftp.html
>>
>> That is good, but we can also promulgate a direct url to help reduce
>> load on ftp.gnu.org: http://ftpmirror.gnu.org/PACKAGE/ redirects to a
>> (supposedly) nearby and (supposedly) up-to-date mirror.
>>
>> However, since the multiplexing is not and can never be perfect, it's
>> good to continue to mention the explicit mirror list
>> (http://www.gnu.org/order/ftp.html) as well.
>
> Let's set a good example in gnulib, then.  This change moves some
> package-agnostic items that are currently in several packages' cfg.mk into
> a common location in maint.mk, while leaving room for overrides.  Does it
> look okay?
...
> Subject: [PATCH] build: mention ftp redirector in release announcements
>
> Now that http://ftpmirror.gnu.org/PACKAGE/ redirects to a nearby
> mirror, we should promote its use in release announcements.
> Meanwhile, mention the mirror list.
>
> * top/maint.mk (gnu_rel_host, url_dir_list): Provide defaults for
> values that used to come from cfg.mk; mention FTP redirect URL.
> * build-aux/announce-gen (get_tool_versions): Mention the mirror
> list.
> Suggested by Karl Berry.
>
> Signed-off-by: Eric Blake <address@hidden>
> ---
>  ChangeLog              |    9 +++++++++
>  build-aux/announce-gen |    7 ++++++-
>  top/maint.mk           |   14 ++++++++++++++
>  3 files changed, 29 insertions(+), 1 deletions(-)
>
> diff --git a/ChangeLog b/ChangeLog
> index 41eea4b..78d5704 100644
> --- a/ChangeLog
> +++ b/ChangeLog
> @@ -1,3 +1,12 @@
> +2009-11-20  Eric Blake  <address@hidden>
> +
> +     build: mention ftp redirector in release announcements
> +     * top/maint.mk (gnu_rel_host, url_dir_list): Provide defaults for
> +     values that used to come from cfg.mk; mention FTP redirect URL.
> +     * build-aux/announce-gen (get_tool_versions): Mention the mirror
> +     list.
> +     Suggested by Karl Berry.
...
> +# Override gnu_rel_host and url_dir_list in cfg.mk if these are not right.
> +# Use alpha.gnu.org for alpha and beta releases.
> +# Use ftp.gnu.org for stable releases.
> +gnu_ftp_host-alpha = alpha.gnu.org
> +gnu_ftp_host-beta = alpha.gnu.org
> +gnu_ftp_host-stable = ftp.gnu.org
> +gnu_rel_host ?= $(gnu_ftp_host-$(RELEASE_TYPE))
> +
> +ifeq ($(gnu_rel_host),ftp.gnu.org)
> +url_dir_list ?= http://ftpmirror.gnu.org/$(PACKAGE)
> +else
> +url_dir_list ?= ftp://$(gnu_rel_host)/gnu/$(PACKAGE)
> +endif
> +
>  # Prevent programs like 'sort' from considering distinct strings to be equal.
>  # Doing it here saves us from having to set LC_ALL elsewhere in this file.
>  export LC_ALL = C

Nice improvement.
It got tiresome having to fix s/master/stable/ in 6 or 7 repositories.

Now to remove those default values from 6 or 7 repos.