avoid uninitialized value warning

[git.ikiwiki.info.git] / IkiWiki / Plugin / graphviz.pm

diff --git a/IkiWiki/Plugin/graphviz.pm b/IkiWiki/Plugin/graphviz.pm
index 021aa6b230c2a61b0a2289d2bbccc4e83abe4ae6..20b419413094f5f7dbbbd16ec78efca947da3e01 100644 (file)
--- a/IkiWiki/Plugin/graphviz.pm
+++ b/IkiWiki/Plugin/graphviz.pm
@@ -9,9 +9,18 @@ use IkiWiki 2.00;
 use IPC::Open2;
 
 sub import { #{{{
-       hook(type => "preprocess", id => "graphviz", call => \&graph);
+       hook(type => "getsetup", id => "graphviz", call => \&getsetup);
+       hook(type => "preprocess", id => "graph", call => \&graph);
 } # }}}
 
+sub getsetup () { #{{{
+       return
+               plugin => {
+                       safe => 1,
+                       rebuild => undef,
+               },
+} #}}}
+
 my %graphviz_programs = (
        "dot" => 1, "neato" => 1, "fdp" => 1, "twopi" => 1, "circo" => 1
 );