Avoid "conditional and" for fixing $depth

[matthijs/upstream/blosxom.git] / blosxom.cgi

diff --git a/blosxom.cgi b/blosxom.cgi
index 0182001a89cb435569319d82ee6076fb8eb7e57d..1adc8ef49d404072c39ac1e7ce6554dbef5c3646 100755 (executable)
--- a/blosxom.cgi
+++ b/blosxom.cgi
@@ -137,7 +137,7 @@ $url =~ s!/$!!;
 $datadir =~ s!/$!!; $plugin_dir =~ s!/$!!; $static_dir =~ s!/$!!;
   
 # Fix depth to take into account datadir's path
 $datadir =~ s!/$!!; $plugin_dir =~ s!/$!!; $static_dir =~ s!/$!!;
   
 # Fix depth to take into account datadir's path

-$depth and $depth += ($datadir =~ tr[/][]) - 1;
+$depth += ($datadir =~ tr[/][]) - 1 if $depth;

 
 # Global variable to be used in head/foot.{flavour} templates
 $path_info = '';
 
 # Global variable to be used in head/foot.{flavour} templates
 $path_info = '';