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From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] Bug in RPATH fixing logic
Date: Sun, 12 Nov 2017 21:37:38 +0100	[thread overview]
Message-ID: <20171112213738.4e8d3635@windsurf.home> (raw)
In-Reply-To: <fff0f582-a78a-5aa9-03ee-f04c4c3ddefa@grandegger.com>

Hello,

On Sun, 12 Nov 2017 20:35:39 +0100, Wolfgang Grandegger wrote:

> >> Well, the problem is that the binary gets processed twice in different
> >> directories because of the hard link, so if it instead was a softlink it
> >> woud get ignored by the RPATH logic and only get fixed up once - Right?  
> > 
> > Yes, soft links are ignored (only find -type f). $ORIGIN will not work 
> > with hard-linked binary files in different levels of the file hierarchy.   
> 
> Well, adding a proper $ORIGIN/... for each link to the RPATH would work 
> but detecting if other hard links exist is a bit tricky and would take 
> time. If the references count (number of hardlinks to a particular 
> inode) is greater than 1, we could process them in a special way. Not 
> sure if it's worth the effort.

Well, we're not at the point of deciding if it is worth the effort or
not: we have a bug, and we need to fix it somehow :)

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

      reply	other threads:[~2017-11-12 20:37 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-12 16:40 [Buildroot] Bug in RPATH fixing logic Thomas Petazzoni
2017-11-12 16:49 ` Thomas Petazzoni
2017-11-12 17:15   ` Peter Korsgaard
2017-11-12 17:24     ` Thomas Petazzoni
2017-11-12 17:42       ` Yann E. MORIN
2017-11-13  7:17         ` Wolfgang Grandegger
2017-11-13 13:50           ` Peter Korsgaard
2017-11-13 15:19             ` Wolfgang Grandegger
2017-11-13 17:36             ` Yann E. MORIN
2017-11-13 18:04               ` Wolfgang Grandegger
2017-11-13 20:23                 ` Peter Korsgaard
2017-11-13 20:33                 ` Yann E. MORIN
2017-11-14  8:00                   ` Wolfgang Grandegger
2017-11-14  9:05                     ` Wolfgang Grandegger
2017-11-14 10:39                       ` Peter Korsgaard
2017-11-12 18:03       ` Peter Korsgaard
2017-11-12 19:04         ` Wolfgang Grandegger
2017-11-12 19:35           ` Wolfgang Grandegger
2017-11-12 20:37             ` Thomas Petazzoni [this message]

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