Hi Alan,
Ah, I overlooked that option. Thanks, I will give that a try.
> -----Original Message-----
> From: Alan W. Irwin [mailto:ir...@beluga.phys.uvic.ca]
> Sent: Friday, February 20, 2015 7:08 PM
> To: Arjen Markus
> Cc: plplot-devel@lists.sourceforge.net
> Subject: Re: [Plplot-devel] Configuration question for Linux: how not to use
> -rpath?
>
> On 2015-02-20 12:40-0000 Arjen Markus wrote:
>
> > I want to build PLplot on Linux in such a way that all the
> components (drivers and supporting libraries like nn and csa) are retrieved
> via the
> LD_LIBRARY_PATH variable. The path must not be hard-coded. What CMake do
> we have for that?
>
> Use the cmake command-line option -DUSE_RPATH=OFF (which normally defaults
> to ON) for our build system in order to turn off setting rpath for our
> installed libraries.
>
> This is necessary in order to allow LD_LIBRARY_PATH to work since the Unix
> run-
> time loaders always ignore LD_LIBRARY_PATH for a particular library if rpath
> is set
> for that library. This Linux behaviour of rpath (if set) always superseding
> LD_LIBRARY_PATH is inherited from POSIX. There have been many debates
> about this behaviour in the Debian community because many there would prefer a
> different behaviour where (hard-coded) rpath was simply a last-resort if
> LD_LIBRARY_PATH was not set. However, so far Debian (and the rest of Linux, I
> assume) continues to stick to the POSIX behaviour which is why you need to
> set -
> DUSE_RPATH=OFF for the PLplot case if you want to use LD_LIBRARY_PATH.
>
>From the point of view of someone who needs to supply programs and libraries
>to customers (both inside and outside the organisation), it seems much more
>convenient to have LD_LIBRARY_PATH take priority.
Regards,
Arjen
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