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Re: [Bug-cpio] [PATCH] Add option "--reproducible" for reproducible arch
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From: |
Pavel Raiskup |
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Subject: |
Re: [Bug-cpio] [PATCH] Add option "--reproducible" for reproducible archives |
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Date: |
Fri, 04 Jul 2014 08:14:50 +0200 |
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User-agent: |
KMail/4.12.5 (Linux/3.14.8-200.fc20.x86_64; KDE/4.12.5; x86_64; ; ) |
On Thursday 03 of July 2014 12:30:52 address@hidden wrote:
> From: Harald Hoyer <address@hidden>
>
> Having the same files and directories on different locations results in
> different archives, because the inode numbers and devices are not the
> same.
>
> The "--reproducible" flag will assign increasing inode numbers to
> the files, resulting in equal archives for equal files and directories.
>
> A hash table is used to find already assigned inode numbers for linked
> files.
Something like that could fix problems with big inode numbers in older
archive types -- patch for that was proposed years ago:
http://lists.gnu.org/archive/html/bug-cpio/2011-11/msg00000.html
Pavel