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From Stas Bekman <s...@stason.org>
Subject Re: APR_FIND_APR
Date Sun, 15 Aug 2004 19:50:53 GMT
Joe Schaefer wrote:
> Geoffrey Young <geoff@modperlcookbook.org> writes:
> 
> 
>>>At the moment one can build Perl APR only by building mod_perl, so I
>>>suppose apxs is fine for now.
>>
>>ok.  so it looks like the way to handle this is via the new APR_VERSION and
>>APU_VERSION queries.  this is in apxs:
>>
>>  my $apr_version = get_vars("APR_VERSION");
>>  $apr_version =~ s/(\d+)\.(\d).(\d)/$1/;
>>  my $apr_config="$apr_bindir/apr-$apr_version-config";
>>
>>so, in our code we would query apxs a second time via `apxs -q APR_VERSION`
>>and if it succeeds then we insert the major number into the
>>apr-$major-config, otherwise we assume apr-config.
> 
> 
> Thankfully it's a lot easier now with the latest httpd-2.0 cvs:
> 
> ----------------------------
> revision 1.62
> date: 2004/08/13 09:38:11;  author: jorton;  state: Exp;  lines: +4 -11
> * configure.in, acinclude.m4: Substitute AP[RU]_CONFIG with location
> of installed ap[ru]-config scripts so third-party modules can use
> `apxs -q APR_CONFIG`.
> 
> * support/apxs.in: Use new AP[RU]_CONFIG variables; use apr-config
> --apr-libtool.
> ----------------------------
> 
> So you can just use something like
> 
>   $apr_config = `$apxs -q APR_CONFIG` || 
>                 `$apxs -q APR_BINDIR` . "/apr-config";

Nice! and we need to support older httpds as well.

Also I'd like to see us doing more caching at apxs calls, at the moment 
mp2 configuration takes a way too much time. Besides it'd be nice to get 
all these variables at once, and not one at a time (since it's a system 
call for each of these).

-- 
__________________________________________________________________
Stas Bekman            JAm_pH ------> Just Another mod_perl Hacker
http://stason.org/     mod_perl Guide ---> http://perl.apache.org
mailto:stas@stason.org http://use.perl.org http://apacheweek.com
http://modperlbook.org http://apache.org   http://ticketmaster.com

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