Building and linking shared libaries for multipledifferentversions of UNIX

[Richard Sharpe]

At 10:03 AM 5/16/01 -0500, Steve Langasek wrote:
>On Thu, 17 May 2001, Richard Sharpe wrote:
>
>> Do I need to run ldconfig, and then create the link if it doesn't already
>> exist?
>
>ldconfig isn't universally used, even on Linux... I think simply creating the
>symlinks is the most straightforward way to handle it.
>
>If you're going to have versioned libraries, you'll also need to pass an
>option to the linker to specify the versioned soname -- otherwise, programs
>which link against the library won't actually know they need libFoo.so.93.

Yes, I was planning on

   $(CC) ... -Wl,-soname,$@ ...

(stolen shamelessly from CUPS and other places, no doubt)


>Steve Langasek
>postmodern programmer


Regards
-------
Richard Sharpe, sharpe at ns.aus.com
Samba (Team member, www.samba.org), Ethereal (Team member, www.ethereal.com)
Contributing author, SAMS Teach Yourself Samba in 24 Hours
Author, Special Edition, Using Samba