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Re: [libvirt] [PATCH] atomic: mark header functions static



On 08/21/2012 01:55 PM, Eric Blake wrote:
> When gcc atomic intrinsics are not available (such as on RHEL 5
> with gcc 4.1.2), we were getting link errors due to multiple
> definitions:
> 
> ./.libs/libvirt_util.a(libvirt_util_la-virobject.o): In function `virAtomicIntXor':
> /home/dummy/l,ibvirt/src/util/viratomoic.h:404: multiple definition of `virAtomicIntXor'
> ./.libs/libvirt_util.a(libvirt_util_la-viratomic.o):/home/dummy/libvirt/src/util/viratomic.h:404: first defined here
> 
> Solve this by conditionally marking the functions static (the
> condition avoids falling foul of gcc warnings about unused
> static function declarations).
> 
> * src/util/viratomic.h: When not using gcc intrinsics, use static
> functions to avoid linker errors on duplicate functions.
> ---
> 
> Pushing under the build-breaker rule.  Tested on both RHEL 5
> and modern gcc of F17.

I meant to send this as patch 4/1 in the series of RHEL 5 cleanups:
https://www.redhat.com/archives/libvir-list/2012-August/msg01383.html

> 
> Oh, and I just noticed my indentation is off, while preparing
> this email; I'll squash in the whitespace fix before pushing.

Except I forgot to amend before pushing, so it turned into two patches.
 Oh well.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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