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Date: Fri, 8 May 2020 21:41:29 +0300
From: "Adrian Bunk" <bunk@stusta.de>
To: Claude Bing <cbing@cybernetics.com>
Cc: openembedded-devel@lists.openembedded.org
Subject: Re: [oe] [meta-oe][PATCH] php: fix opcache link error in 7.4
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On Fri, May 08, 2020 at 10:42:22AM -0400, Claude Bing wrote:
> On 5/8/20 6:56 AM, Adrian Bunk wrote:
> > On Thu, May 07, 2020 at 02:28:06PM -0400, Claude Bing wrote:
> >> Explicitly specifying -lrt is required for opcache to be linked against
> >> the proper dependencies.  Additionally, PHP disables libdl when it
> >> detects a cross-compilation environment for some reason.  In order to
> >> load any type of extension, re-enabling libdl is required.
> >> ...
> >> +# link against librt (libc) if opcache is specified in order to avoid the
> >> +# following error:
> >> +# Failed loading /usr/lib/php7/extensions/no-debug-non-zts-20190902/opcache.so: /usr/lib/php7/extensions/no-debug-non-zts-20190902/opcache.so: undefined symbol: shm_unlink
> >> +LDFLAGS += "${@ " -lrt " if bb.utils.contains('PACKAGECONFIG', 'opcache', 'true', 'false', d) else "" }"
> > 
> > Is this actually a bug in 0001-opcache-config.m4-enable-opcache.patch
> > and should instead be fixed there?
> 
> Yes, that does indeed fix the problem.  Would you like me to reply to
> this thread with a new patch, or create a different thread?
>...

Your original patch is already in master, please submit a new patch in a 
different thread that removes this workaround from php_7.4.4.bb and 
fixes 0001-opcache-config.m4-enable-opcache.patch.

Thanks
Adrian