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55 our @EXPORT = qw/safe_run_child mime_recommended_filename/;
57 sub safe_run_child (&) {
60 # situation here is wierd, running external app
61 # involves fork+exec. At some point after fork,
62 # but before exec (or during) code can die in a
63 # child. Local is no help here as die throws
64 # error out of scope and locals are reset to old
65 # values. Instead we set values, eval code, check pid
66 # on failure and reset values only in our original
68 my $dbh = $RT::Handle->dbh;
69 $dbh->{'InactiveDestroy'} = 1 if $dbh;
70 $RT::Handle->{'DisconnectHandleOnDestroy'} = 0;
72 my ($reader, $writer);
73 pipe( $reader, $writer );
79 local @ENV{ 'LANG', 'LC_ALL' } = ( 'C', 'C' );
80 unless ( defined $want ) {
85 @res = ( scalar $code->() );
87 exit 0 if $our_pid != $$;
91 $err =~ s/^Stack:.*$//ms;
92 if ( $our_pid == $$ ) {
93 $dbh->{'InactiveDestroy'} = 0 if $dbh;
94 $RT::Handle->{'DisconnectHandleOnDestroy'} = 1;
95 die "System Error: $err";
97 print $writer "System Error: $err";
103 $reader->blocking(0);
104 my ($response) = $reader->getline;
105 warn $response if $response;
107 $dbh->{'InactiveDestroy'} = 0 if $dbh;
108 $RT::Handle->{'DisconnectHandleOnDestroy'} = 1;
109 return $want? (@res) : $res[0];
112 =head2 mime_recommended_filename( MIME::Head|MIME::Entity )
114 # mimic our own recommended_filename
115 # since MIME-tools 5.501, head->recommended_filename requires the head are
116 # mime encoded, we don't meet this yet.
120 sub mime_recommended_filename {
122 $head = $head->head if $head->isa('MIME::Entity');
124 for my $attr_name (qw( content-disposition.filename content-type.name )) {
125 my $value = $head->mime_attr($attr_name);
126 if ( defined $value && $value =~ /\S/ ) {
133 RT::Base->_ImportOverlays();