add pdfview option

diff --git a/bibtex_to_paper b/bibtex_to_paper
index 8de1f19c64b1329921cf5189dade92eefd0aa9a5..d5c6bb1e37c7fb638adcbd0db64783ca43c97f90 100755 (executable)
--- a/bibtex_to_paper
+++ b/bibtex_to_paper
@@ -266,11 +266,11 @@ sub fork_exec {
 sub open_pdf {
     my ($file_name,$options,$has_xoj) = @_;
     print STDERR "opening $file_name\n" if $DEBUG;
-    if ($has_xoj) {
-        fork_exec('xournal',$file_name);
-    } else {
-        fork_exec('xournal',$file_name)
+    my $pdf_viewer = 'xournal';
+    if (exists $options->{pdfviewer} and defined $options->{pdfviewer}) {
+        $pdf_viewer = $options->{pdfviewer};
     }
+    fork_exec($pdf_viewer,$file_name);
 }
 
 sub open_browser{