From mboxrd@z Thu Jan  1 00:00:00 1970
From: Yann E. MORIN <yann.morin.1998@free.fr>
Date: Wed, 13 May 2020 22:27:09 +0200
Subject: [Buildroot] [PATCH] package/fakeroot: fix for fchownat/fchmodat
In-Reply-To: <20200510203509.7628-1-nolange79@gmail.com>
References: <20200510203509.7628-1-nolange79@gmail.com>
Message-ID: <20200513202709.GB12536@scaer>
List-Id: <buildroot.busybox.net>
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To: buildroot@busybox.net

Norbert, All,

On 2020-05-10 22:35 +0200, Norbert Lange spake thusly:
> fakeroot does mask out necessary flags, instead pass through
> the flags that are supported by fstatat
> 
> Upstream BR: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=959876

I think you might get better/quicker feedback by opening a merge-request
on the gitlab repo;

    https://salsa.debian.org/clint/fakeroot/

> Signed-off-by: Norbert Lange <nolange79@gmail.com>

Applied to master, thanks.

Regards,
Yann E. MORIN.

> ---
>  ...Fix-forwarding-fchownat-fchmod-flags.patch | 28 +++++++++++++++++++
>  1 file changed, 28 insertions(+)
>  create mode 100644 package/fakeroot/0004-Fix-forwarding-fchownat-fchmod-flags.patch
> 
> diff --git a/package/fakeroot/0004-Fix-forwarding-fchownat-fchmod-flags.patch b/package/fakeroot/0004-Fix-forwarding-fchownat-fchmod-flags.patch
> new file mode 100644
> index 0000000000..fc74543378
> --- /dev/null
> +++ b/package/fakeroot/0004-Fix-forwarding-fchownat-fchmod-flags.patch
> @@ -0,0 +1,28 @@
> +Forward supported flags to fstatat, this fixes issues like
> +using an empty path
> +
> +Upstream BR: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=959876
> +
> +Signed-off-by: Norbert Lange <nolange79@gmail.com>
> +
> +diff -burN fakeroot-1.20.2.org/libfakeroot.c fakeroot-1.20.2/libfakeroot.c
> +--- fakeroot-1.20.2.org/libfakeroot.c	2014-10-05 17:16:00.000000000 +0200
> ++++ fakeroot-1.20.2/libfakeroot.c	2020-05-10 22:24:18.896625085 +0200
> +@@ -880,7 +880,7 @@
> +   /* If AT_SYMLINK_NOFOLLOW is set in the fchownat call it should
> +      be when we stat it. */
> +   INT_STRUCT_STAT st;
> +-  r=INT_NEXT_FSTATAT(dir_fd, path, &st, (flags & AT_SYMLINK_NOFOLLOW));
> ++  r=INT_NEXT_FSTATAT(dir_fd, path, &st, (flags & (AT_SYMLINK_NOFOLLOW | AT_EMPTY_PATH | AT_NO_AUTOMOUNT)));
> +
> +   if(r)
> +     return(r);
> +@@ -1017,7 +1017,7 @@
> +
> +   /* If AT_SYMLINK_NOFOLLOW is set in the fchownat call it should
> +      be when we stat it. */
> +-  r=INT_NEXT_FSTATAT(dir_fd, path, &st, flags & AT_SYMLINK_NOFOLLOW);
> ++  r=INT_NEXT_FSTATAT(dir_fd, path, &st, flags & (AT_SYMLINK_NOFOLLOW | AT_EMPTY_PATH | AT_NO_AUTOMOUNT));
> +
> +   if(r)
> +     return(r);
> -- 
> 2.26.2
> 
> _______________________________________________
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> buildroot at busybox.net
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