Re: Quick revisit of epoll compile warnings

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Quick revisit of epoll compile warnings
\ James Lay (22 Oct 2007)
. \ Victor Duchovni (22 Oct 2007)
. \ (Wietse Venema) (22 Oct 2007)
. . \ James Lay (22 Oct 2007)

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Subject:	Re: Quick revisit of epoll compile warnings
Group:	Postfix-users
From:	James Lay
Date:	22 Oct 2007

On 10/21/07 8:46 PM, "Wietse Venema" <wietse> wrote:

> James Lay:
>> Hell all!
>>
>> Quick question..we?ve gone over this once already..just wondering since new
>> versions were released today. Am I ok to install the latest 2.4.6 if I see:
>>
>> gcc -Wmissing-prototypes -Wformat -DUSE_TLS -DHAS_PCRE -g -O -I.
>> -I../../include -DLINUX2 -o tlsmgr tlsmgr.o ../../lib/libmaster.a
>> ../../lib/libtls.a ../../lib/libglobal.a ../../lib/libutil.a -lssl -lcrypto
>> -L/usr/lib -lpcre -ldb -lnsl -lresolv
>> ../../lib/libutil.a(events.o)(.text+0x15d): In function `event_init':
>> /home/jlay/postfix-2.4.6/src/util/events.c:551: warning: warning:
>> epoll_create is not implemented and will always fail
>> ../../lib/libutil.a(events.o)(.text+0x58c): In function `event_enable_read':
>> /home/jlay/postfix-2.4.6/src/util/events.c:686: warning: warning: epoll_ctl
>> is not implemented and will always fail
>> ../../lib/libutil.a(events.o)(.text+0xc47): In function `event_loop':
>> /home/jlay/postfix-2.4.6/src/util/events.c:994: warning: warning: epoll_wait
>> is not implemented and will always fail
>>
>>
>> Wietse, I know you made and sent a different makedefs the last time I sent
>> these to the list. Just wondering if I?m ok to install. Thanks all!
>
> You are running an inconsistent Linux system, where the kernel
> supports epoll() but user-land (libc) does not.
>
> If you must run such an inconsistent configuration, then you must
> compile Postfix with CCARGS=-DNO_EPOLL.
>
> Wietse

Alas...upgrading the kernel is fairly easy with linux...upgrading libc and
gcc hasn't been for me :( Thanks Wietse and Victor...up and running with
-DNO_EPOLL.

James