small documentation changes

[perl/plp/.git] / PLP.pm

diff --git a/PLP.pm b/PLP.pm
index 3efbfdb1ac3c70af014a6e42ceaaf4297a0d7185..b97420ed24115ca67ae180a3e86b89016cb64950 100644 (file)
--- a/PLP.pm
+++ b/PLP.pm
@@ -353,10 +353,10 @@ C<< foo <:= $bar :> $baz >> is like C<< <: print 'foo ', $bar, ' baz'; :> >>.
 Includes another file before the PLP code is executed. The file is included
 literally, so it shares lexical variables. Because this is a compile-time tag,
 it's fast, but you can't use a variable as the filename. You can create
-recursive includes, so beware of that! Whitespace in the filename is not
-ignored so C<< <( foo.txt)> >> includes the file named C< foo.txt>, including
-the space in its name. A compile-time alternative is include(), which is
-described in L<PLP::Functions>.
+recursive includes, so beware! (PLP will catch simple recursion: the maximum
+depth is 128.) Whitespace in the filename is not ignored so C<< <( foo.txt)> >>
+includes the file named C< foo.txt>, including the space in its name. A
+compile-time alternative is include(), which is described in L<PLP::Functions>.
 
 =back
 
@@ -402,6 +402,20 @@ These are described in L<PLP::Fields>.
 
 =back
 
+=head2 (mod_perl only) PerlSetVar configuration directives
+
+=over 22
+
+=item PLPcache
+
+Sets caching B<On>/B<Off>. When caching, PLP saves your script in memory and
+doesn't re-read and re-parse it if it hasn't changed. PLP will use more memory,
+but will also run 50% faster.
+
+B<On> is default, anything that isn't =~ /^off$/i is considered On.
+
+=back
+
 =head2 Things that you should know about
 
 Not only syntax is important, you should also be aware of some other important
@@ -431,11 +445,6 @@ The special hashes are tied hashes and do not always behave the way you expect,
 especially when mixed with modules that expect normal CGI environments, like
 CGI.pm. Read L<PLP::Fields> for information more about this.
 
-=head1 WEBSITE
-
-For now, all documentation is on the website. Everything will be POD one day,
-but until that day, you will need to visit http://plp.juerd.nl/
-
 =head1 FAQ
 
 A lot of questions are asked often, so before asking yours, please read the 
@@ -450,5 +459,9 @@ responsibility.
 
 Juerd Waalboer <juerd@juerd.nl>
 
+=head1 SEE ALSO
+
+L<PLP::Functions>, L<PLP::Fields>, L<PLP::FAQ>
+
 =cut