Date: Thu, 6 May 2010 08:45:12 +0200 (CEST)
From: jeanherve DOT queau AT free DOT fr
To: cygwin AT cygwin DOT com
Message-ID: <26746781.2031911273128312844.JavaMail.root@spooler4-g27.priv.proxad.net>
Subject: Re: Using Log4cxx (libapr, libapr-util) full functionality
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>On 5/5/2010 7:40 AM, jeanherve DOT queau AT free DOT fr wrote:
>> Hi,
>>=20
>> I=E2=80=99m working on windows XP with Cygwin, I have download libapr1-d=
evel-1.3.8-1 and libaprutil1->devel-1.3.9-1 for use and compile the logger =
log4cxx from apache.
>> Basic functions (basic logger, appender and configuration) works pretty =
well, but when I decide to use the method log4cxx::PropertyConfigurator::co=
nfigureAndWatch("logger.conf",timeout) instead of >the simple configure( ),=
 I give a undefined reference at linkage.
>> This method starts a thread, which periodically watches the conf file to=
 be able to dynamically take change of configuration.
>>=20
>> My first analyze is: the file apr.h define APR_HAS_THREADS to 0 that why=
 the configureAndWatch method is not present in log4cxx.a
>>=20
>> I don=E2=80=99t understand why the apr library isn=E2=80=99t compile wit=
h APR_HAS_THREADS set to 1?
>>=20
>> Is there a solution to recompile the apr lib for using more functionalit=
y of log4cxx like configureAndWatch and appender ( socketAppender ).
>
>ibapr1 has been compiled without thread support for a long time, from
>before I inherited the package.

>I tried enabling it the last time I spun a release. It built fine, but
>some of the tests failed. Most importantly, building subversion against
>it produced an unusable subversion executable. Apparently, the build
>process for subversion detects a threaded libapr1 and does some
>different things, and these completely break subversion on Cygwin.

>Frankly, I don't have the time or the knowledge to debug the threading
>in libapr1. You can try to enable it if you want to experiment. As I
>recall, it requires a pretty simple patch to configure.in, although I
>don't have it anymore.

>I'd be happy to take any patches you create to get threading in libapr1
>working.

--=20

Thanks for the answer.
Actually I haven=E2=80=99t enough time but will try to do some thing on my =
private time or in few months.
If I find something interesting, I=E2=80=99ll take you aware of it.
Regards,
Jean-Herv=C3=A9 Qu=C3=A9au


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