From d60d5f954e3e95cf7007dbec23449337d9aad801 Mon Sep 17 00:00:00 2001 From: "W. Trevor King" Date: Tue, 26 Jun 2012 13:35:07 -0400 Subject: [PATCH] Add patchelf reference to rpath post. --- posts/rpath.mdwn | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/posts/rpath.mdwn b/posts/rpath.mdwn index b192037..f78b7aa 100644 --- a/posts/rpath.mdwn +++ b/posts/rpath.mdwn @@ -44,14 +44,14 @@ to test your executable before installation. Anyhow, [issues with rpaths persist][persist]. Since it both hard to predict all installation configurations at compile time, and tools to -change rpaths later on (i.e. `chrpath`) aren't able to increase the -size of the rpath string on Linux ([they can on Solaris][solaris], -because Solaris leaves a bit of padding at the end of the dynamic -string table in the compiled [ELF][] file). This means you will have -trouble moving a library out of the standard library path into some -out-of-the-way location. However, in the more common case of -installing a library *into* the standard library path, `chrpath` is -the tool you need, and it solved my comedilib QA issue. +change rpaths later on (i.e. [chrpath][] and [patchelf][]) aren't able +to increase the size of the rpath string on Linux ([they can on +Solaris][solaris], because Solaris leaves a bit of padding at the end +of the dynamic string table in the compiled [ELF][] file). This means +you will have trouble moving a library out of the standard library +path into some out-of-the-way location. However, in the more common +case of installing a library *into* the standard library path, +`chrpath` is the tool you need, and it solved my comedilib QA issue. Along the way, I ran across two other interesting posts by Diego Pettenò about not [bundling][] [libraries][]. @@ -62,6 +62,8 @@ Pettenò about not [bundling][] [libraries][]. [c2]: http://www.mail-archive.com/debian-devel@lists.debian.org/msg61796.html [works]: http://www.mail-archive.com/debian-devel@lists.debian.org/msg61967.html [persist]: http://blog.flameeyes.eu/2010/06/20/the-why-and-how-of-rpath +[chrpath]: http://directory.fsf.org/wiki/Chrpath +[patchelf]: http://nixos.org/patchelf.html [solaris]: http://blogs.sun.com/ali/entry/changing_elf_runpaths [ELF]: http://en.wikipedia.org/wiki/Executable_and_Linkable_Format [bundling]: http://blog.flameeyes.eu/2009/01/02/bundling-libraries-for-despair-and-insecurity -- 2.26.2