sub graph (@) {
my %params=@_;
+ if (exists $params{file}) {
+ if (! exists $pagesources{$params{file}}) {
+ error gettext("cannot find file");
+ }
+ $params{src} = readfile(srcfile($params{file}));
+ add_depends($params{page}, $params{file});
+ }
+
# Support wikilinks in the graph source.
my $src=$params{src};
$src="" unless defined $src;