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From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
To: Ludovic =?utf-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Subject: Re: default tar format for "make dist" and patch file length
References: <87sfvxhrav.fsf@ponder> <874k8bxbit.fsf@gnu.org>
 <87fsru8l05.fsf@ponder> <87zgpxaqvn.fsf@gmail.com>
 <871r38pgt9.fsf@gnu.org>
Date: Mon, 22 Nov 2021 15:14:38 -0500
In-Reply-To: <871r38pgt9.fsf@gnu.org> ("Ludovic =?utf-8?Q?Court=C3=A8s=22'?=
 =?utf-8?Q?s?= message of "Mon, 22 Nov 2021 12:31:46 +0100")
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Hi Ludo,

Ludovic Court=C3=A8s <ludo@gnu.org> writes:

[...]

> Any objections against the patch below?
>
> diff --git a/configure.ac b/configure.ac
> index 84592f6041..341cff8fbd 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -8,7 +8,7 @@ AC_INIT([GNU Guix],
>    [https://www.gnu.org/software/guix/])
>  AC_CONFIG_AUX_DIR([build-aux])
>=20=20
> -AM_INIT_AUTOMAKE([1.14 gnu silent-rules subdir-objects \
> +AM_INIT_AUTOMAKE([1.14 gnu tar-ustar silent-rules subdir-objects \
>   color-tests parallel-tests -Woverride -Wno-portability])
>=20=20
>  # Enable silent rules by default.
>
>
> I tried it and there=E2=80=99s no tar warning and the file looks just fin=
e,
> including the long file names:
>
> $ make dist -j5
> [=E2=80=A6]
> make[2]: Leaving directory '/home/ludo/src/guix'
> tardir=3Dguix-1.3.0.8612-7cad44-dirty && tar --format=3Dustar -chf - "$ta=
rdir" | eval GZIP=3D gzip --best -c >guix-1.3.0.8612-7cad44-dirty.tar.gz
> make[1]: Leaving directory '/home/ludo/src/guix'
> if test -d "guix-1.3.0.8612-7cad44-dirty"; then find "guix-1.3.0.8612-7ca=
d44-dirty" -type d ! -perm -200 -exec chmod u+w {} ';' && rm -rf "guix-1.3.=
0.8612-7cad44-dirty" || { sleep 5 && rm -rf "guix-1.3.0.8612-7cad44-dirty";=
 }; else :; fi
> $ tar tvf guix-1.3.0.8612-7cad44-dirty.tar.gz |grep patches/xplanet
> -rw-r--r-- ludo/users     1252 2020-04-06 00:14 guix-1.3.0.8612-7cad44-di=
rty/gnu/packages/patches/xplanet-1.3.1-libimage_gif.c.patch
> -rw-r--r-- ludo/users      765 2020-04-06 00:14 guix-1.3.0.8612-7cad44-di=
rty/gnu/packages/patches/xplanet-1.3.1-xpUtil-Add2017LeapSecond.cpp.patch
> -rw-r--r-- ludo/users     6990 2020-04-06 00:14 guix-1.3.0.8612-7cad44-di=
rty/gnu/packages/patches/xplanet-1.3.1-cxx11-eof.patch
> -rw-r--r-- ludo/users      783 2020-04-06 00:14 guix-1.3.0.8612-7cad44-di=
rty/gnu/packages/patches/xplanet-1.3.1-libdisplay_DisplayOutput.cpp.patch
>
>> Seems a good thing to be as portable as can be, especially since 200
>> chars patch file names wouldn't look good in the sources anyway ;-).
>
> I don=E2=80=99t think we care about =E2=80=9Cportability=E2=80=9D as unde=
rstood in the context
> of Automake, which roughly translates to =E2=80=9Csupport SunOS 2 and HP-=
UX=E2=80=99s
> 1991 =E2=80=98tar=E2=80=99 implementation=E2=80=9D.  :-)

Hehe.

The patch LGTM.

Thanks!

Maxim