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Suppress warning about uninitialized value if directives look like [[!foo]] 

(cherry picked from commit cf58eefaa56eb17c227d97d129bf95e3dab54fd3)
master
Simon McVittie 2008-08-03 16:16:24 +01:00 committed by Joey Hess
parent e48f8ff8a9
commit 4c2f46e3fa
1 changed files with 2 additions and 1 deletions
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IkiWiki.pm
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@ -1176,7 +1176,8 @@ sub preprocess ($$$;$$) { #{{{
}sx; }sx;
} }
$content =~ s{$regex}{$handle->($1, $2, $3, $4)}eg; # $4 can be undef if the directive was [[!foo]]
$content =~ s{$regex}{$handle->($1, $2, $3, ($4 or ""))}eg;
return $content; return $content;
} #}}} } #}}}