Avoid crash on sendmail issues

src/tetras-back

@@ -30,7 +30,6 @@ use Data::Dumper;
 use Cpanel::JSON::XS qw(encode_json);
 use Log::Dispatch;
 use Getopt::ArgParse;
-use Try::Tiny;
 
 my $Logger;
 my %running_backups;
@@ -185,7 +184,9 @@ sub do_sendmail($$$){
                      Disposition => 'inline'
         );
     }
+    $SIG{__DIE__} = sub { };
     eval{ $msg->send() };
+    $SIG{__DIE__}  = sub {do_stop(shift,1)};
     if($@){
         if($retry == 0){
             $Logger->info("Seconde tentative d'envoi courriel sans piece jointe");