Does that mean that 

$r-> dir_config is not the same as $r->server->dir_config ?

A PerlUnsetVar would indeed be very handy... as would PerlUnsetEnv :-) 



On Wed, 2002-07-31 at 12:50, Stas Bekman wrote:

>  s/$r->dir_config/$r->server->dir_config/?
>  
>  What's really needed is probably PerlUnSetEnv.
>  



>  simran wrote:
>  > Hi All, 
>  > 
>  > I have a situation where it is convinent for me to define a global
>  > "PerlSetVar" in my httpd.conf and then unset it for particular virtual
>  > hosts. 
>  > 
>  > I used to use the following configuration successfully:
>  > 
>  > ----------------------------------------------------
>  > httpd.conf
>  > ----------
>  > 
>  > <Perl>
>  >   use Apache::Server;
>  >   Apache->server->dir_config->unset("MyVar");
>  > </Perl>
>  > 
>  > -----------------------------------------------------
>  > 
>  > That stopped working for me ever since we compiled 
>  > Apache/1.3.26 (Linix - Debian) with mod_perl/1.27
>  > 
>  > 
>  > Has anyone else had the same issue? 
>  > 
>  > On a similar note: 
>  > 
>  > The following pices of code do not work:
>  > 
>  > -----------------------------------------------------
>  > code sample 1
>  > --------------
>  > 
>  > 1.  sub handler {
>  > 2.    my $r = instance Apache::Request(shift);
>  > 3. 
>  > 4.    $r->dir_config(MyVar => undef);
>  > 5.   
>  > 6.    $r->dir_config->unset("MyVar");
>  > 7.
>  > 8.    $r->dir_config->set(MyVar => undef);
>  > 9.
>  > 10. }
>  
>  s/$r->dir_config/$r->server->dir_config/?
>  
>  What's really needed is probably PerlUnSetEnv.
>  
>  > None of lines 4, 6 or 8 actually unset the variable. 
>  > 
>  > A collegue tells me that if a "true" value (for the key MyVar) is not
>  > passed to set then it ends up returning the value of MyVar - but then
>  > how i want to set the value of MyVar to be false. I would have though
>  > that unset/set would have specifically done what i told them to
>  > unset/set rather than do fancy things with truth values... 
>  > 
>  > Ideas anyone? 
>  > 
>  > simran.
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  > 
>  
>  
>  
>  -- 
>  
>  
>  __________________________________________________________________
>  Stas Bekman            JAm_pH ------> Just Another mod_perl Hacker
>  http://stason.org/     mod_perl Guide ---> http://perl.apache.org
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>