Date: Sun, 1 Jul 2012 14:12:07 -0700 From: Marcel Moolenaar <marcel@xcllnt.net> To: Brooks Davis <brooks@freebsd.org> Cc: Tim Kientzle <tim@kientzle.com>, Dag-Erling Sm?rgrav <des@des.no>, freebsd-arch@freebsd.org, "Simon J. Gerraty" <sjg@juniper.net> Subject: Re: Allow user install Message-ID: <9BB38D52-3CB9-44CE-B1BD-85DFAD6A1176@xcllnt.net> In-Reply-To: <20120627235945.GE243@lor.one-eyed-alien.net> References: <20120626063017.D05DA58081@chaos.jnpr.net> <86wr2uwdgf.fsf@ds4.des.no> <C31B93F4-674C-4183-9F3F-5F7C48980204@kientzle.com> <20120626161605.5082A58081@chaos.jnpr.net> <20120627235945.GE243@lor.one-eyed-alien.net>
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On Jun 27, 2012, at 4:59 PM, Brooks Davis wrote:
> On Tue, Jun 26, 2012 at 09:16:05AM -0700, Simon J. Gerraty wrote:
>>
>> On Tue, 26 Jun 2012 08:18:05 -0700, Tim Kientzle writes:
>>> Better idea: have the build write a textual description of the
>>> tar entries. That description can then be fed to tar to build
>>> the actual tarball.
>>
>> Yes, that's what we do - manifest files that tar and other tools use to
>> produce the install images.
>>
>>> The description format that tar already supports is a variant
>>> mtree format borrowed from NetBSD. Each line specifies
>>> the tar entry fields (filename, owner, permissions, etc) and
>>> the filename where the file contents are stored.
>>
>> Yes, we've added that support to makefs - I believe it is already in
>> -current. There's still quite a bit to do.
>
> It's there except that makefs uses the FreeBSD mtree code which doesn't
> support the crucial absolute path support in NetBSD's mtree.
?
I wrote the code and no, it doesn't use FreeBSD mtree code and yes,
it supports absolute pathnames:
:
cp = strchr(pathspec, '/');
if (cp != NULL) {
/* Absolute pathname */
mtree_current = mtree_root;
:
The code should be compatible with libarchive.
Maybe there's a bug?
--
Marcel Moolenaar
marcel@xcllnt.net
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