Re: [PATCH] Make output of mdate-sh deterministic

Mathieu Lirzin <mthl-mXXj517/[email protected]> Fri, 15 Sep 2017 12:34:54 +0200

Newsgroups	gmane.linux.debian.alioth.reproducible-builds,gmane.comp.sysutils.automake.patches
Message-ID	<[email protected]>

Hello,

Reiner Herrmann <[email protected]> writes:

> mdate-sh pretty-prints the modification time of a file.
> But it's output can vary depending on the timezone of
> the caller. Someone in timezone GMT-12 will get a different
> result (day) than someone in timezone GMT+12.
>
> As this output is also used to create/update stamp files,
> which influence the further build process, the build result
> can vary.
> To enable reproducible builds and to have a more deterministic
> build behavior, this change fixes the timezone to UTC.
>
> Signed-off-by: Reiner Herrmann <[email protected]>
> ---
>  lib/mdate-sh | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
>

Applied with slight modifications in commit
7c25c996d1c7c212a5981aa0e9c4434b6f33f7b8

Thanks.

-- 
Mathieu Lirzin
GPG: F2A3 8D7E EB2B 6640 5761  070D 0ADE E100 9460 4D37