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RE: [ace-users] log file sampling bug

RE: [ace-users] log file sampling bug  
Johnny Willemsen
From:Johnny Willemsen
Subject:RE: [ace-users] log file sampling bug
Date:22 Jan 2005 06:00:52 -0600
Hi,

Thanks for using the PRF form.

A question back, did you test the code for ACE_LACKS_IOSTREAM_TOTALLY? The
other part is already in the x.4.3 version which you can obtain from
http://deuce.doc.wustl.edu/Download.html

Regards,
Johnny Willemsen
Remedy IT
Leeghwaterstraat 25
2811 DT Reeuwijk
The Netherlands
www.theaceorb.nl / www.remedy.nl


> ACE VERSION: 5.4.2
>
> HOST MACHINE and OPERATING SYSTEM:
> Windows XP SP2, Winsock 2
>
> TARGET MACHINE and OPERATING SYSTEM, if different from HOST:
> Visual C++ 7.1
>
> AREA/CLASS/EXAMPLE AFFECTED:
> ACE_wrappers\ace\Logging_Strategy.cpp
>
> DOES THE PROBLEM AFFECT:
> EXECUTION? YES
>
> SYNOPSIS:
> Log-file sampling is not correct.
>
> DESCRIPTION:
> Caculation of current log file size is not correct.
>
> SAMPLE FIX/WORKAROUND:
> My patch is following:
>
> --- Logging_Strategy.cpp.orig 2004-06-14 08:58:42.000000000 +0900
> +++ Logging_Strategy.cpp 2005-01-13 10:51:14.359375000 +0900
> @@ -364,11 +364,10 @@
> const void *)
> {
> #if defined (ACE_LACKS_IOSTREAM_TOTALLY)
> - if ((size_t) ACE_OS::fseek (this->log_msg_->msg_ostream (),
> - 0,
> - SEEK_CUR) > this->max_size_)
> + if ((size_t) ACE_OS::ftell (this->log_msg_->msg_ostream ()) >
> + this->max_size_)
> #else
> - if ((size_t) this->log_msg_->msg_ostream () > this->max_size_)
> + if ((size_t) this->log_msg_->msg_ostream ()->tellp() >
> this->max_size_)
> #endif /* ACE_LACKS_IOSTREAM_TOTALLY */
> {
> // Lock out any other logging.
>
   

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