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Posted to mod_python-dev@quetz.apache.org by "Graham Dumpleton (JIRA)" <ji...@apache.org> on 2006/03/11 05:49:40 UTC

[jira] Commented: (MODPYTHON-131) Make name of mutex directory configurable.

    [ http://issues.apache.org/jira/browse/MODPYTHON-131?page=comments#action_12369959 ] 

Graham Dumpleton commented on MODPYTHON-131:
--------------------------------------------

In respect of:

  http://svn.apache.org/viewcvs/httpd/mod_python/trunk/src/include/mod_python.h.in?rev=385000&r1=384999&r2=385000&view=diff

I think you probably want:

/* MUTEX_DIR can be set as a configure option
 * ./configure --with-mutex-dir=/path/to/dir
 */
#define MUTEX_DIR "@MUTEX_DIR@"

Ie., quote value of macro.

And in:

  http://svn.apache.org/viewcvs/httpd/mod_python/trunk/src/mod_python.c?rev=385000&r1=384999&r2=385000&view=diff

you probably want:

        snprintf(fname, 255, "%s/mpmtx%d%d", MUTEX_DIR, glb->parent_pid, n);

Ie., MUTEX_DIR is substituted using %s, as macro will not be expanded in string.

Not sure why tests still pass with the way it was.



> Make name of mutex directory configurable.
> ------------------------------------------
>
>          Key: MODPYTHON-131
>          URL: http://issues.apache.org/jira/browse/MODPYTHON-131
>      Project: mod_python
>         Type: Improvement
>   Components: core
>     Versions: 3.2.7
>     Reporter: Graham Dumpleton
>     Assignee: Jim Gallacher

>
> Creating an issue for this so it can be tracked.
> Been pointed out in:
>   http://www.mail-archive.com/python-dev@httpd.apache.org/msg01271.html
> that on Mandriva Linux, that is is necessary to manually change the mutex directory in mod_python.c source code. Area of code is:
>   #if !defined(OS2) && !defined(WIN32) && !defined(BEOS) && !defined(NETWARE)
>         char fname[255];
>         snprintf(fname, 255, "/tmp/mpmtx%d%d", glb->parent_pid, n);
>   #else
>         char *fname = NULL;
>   #endif
> There should be an option to configure program to allow this to be more easily changed.
> Way of changing the value through Apache configuration to also be investigated further.

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Re: [jira] Commented: (MODPYTHON-131) Make name of mutex directory configurable.

Posted by Jim Gallacher <jp...@jgassociates.ca>.
Graham Dumpleton wrote:
> 
>> This bit is going to change anyway when I add the PythonOption 
>> mod_python.mutex_directory support. I have the changes ready, but I 
>> think I'll review them in the morning rather than committing now.
>>
>> I decide to do this stuff in 2 steps:
>>  1. configure option
>>  2. PythonOption mod_python.mutex_directory
>>     PythonOption mod_python.mutex_locks
> 
> 
> BTW, the commit seemed to miss newly generated src/include/mod_python.h and
> any notes added to Doc/appendixc.tex.

Not so much the commit as the committer. :)

I was going to update appendixc.tex when this thing is feature complete.

I didn't think to commit mod_python.h as it is generated from 
mod_python.h.in by ./configure. I'll have to remember to commit it in 
the future so that Nicolas doesn't have to edit it by hand. Life without 
autoconf -- how sad. ;)

Jim


Re: [jira] Commented: (MODPYTHON-131) Make name of mutex directory configurable.

Posted by Graham Dumpleton <gr...@dscpl.com.au>.
> This bit is going to change anyway when I add the PythonOption 
> mod_python.mutex_directory support. I have the changes ready, but I 
> think I'll review them in the morning rather than committing now.
>
> I decide to do this stuff in 2 steps:
>  1. configure option
>  2. PythonOption mod_python.mutex_directory
>     PythonOption mod_python.mutex_locks

BTW, the commit seemed to miss newly generated src/include/mod_python.h 
and
any notes added to Doc/appendixc.tex.

Graham


Re: [jira] Commented: (MODPYTHON-131) Make name of mutex directory configurable.

Posted by Jim Gallacher <jp...@jgassociates.ca>.
I figured it was a mistake to do this late at night. :(

Graham Dumpleton (JIRA) wrote:
>     [ http://issues.apache.org/jira/browse/MODPYTHON-131?page=comments#action_12369959 ] 
> 
> Graham Dumpleton commented on MODPYTHON-131:
> --------------------------------------------
> 
> In respect of:
> 
>   http://svn.apache.org/viewcvs/httpd/mod_python/trunk/src/include/mod_python.h.in?rev=385000&r1=384999&r2=385000&view=diff
> 
> I think you probably want:
> 
> /* MUTEX_DIR can be set as a configure option
>  * ./configure --with-mutex-dir=/path/to/dir
>  */
> #define MUTEX_DIR "@MUTEX_DIR@"
> 
> Ie., quote value of macro.
> 
> And in:
> 
>   http://svn.apache.org/viewcvs/httpd/mod_python/trunk/src/mod_python.c?rev=385000&r1=384999&r2=385000&view=diff
> 
> you probably want:
> 
>         snprintf(fname, 255, "%s/mpmtx%d%d", MUTEX_DIR, glb->parent_pid, n);
> 
> Ie., MUTEX_DIR is substituted using %s, as macro will not be expanded in string.

This bit is going to change anyway when I add the PythonOption 
mod_python.mutex_directory support. I have the changes ready, but I 
think I'll review them in the morning rather than committing now.

I decide to do this stuff in 2 steps:
  1. configure option
  2. PythonOption mod_python.mutex_directory
     PythonOption mod_python.mutex_locks

Jim