decimal_width: avoid integer overflow

diff --git a/git-send-email.perl b/git-send-email.perl
index 2162478392728f156ba6c541cdc69447aa9b0119..fdb0029b597898559376b1b28d692450794251f3 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -291,7 +291,7 @@ sub signal_handler {
                    "smtp-pass:s" => \$smtp_authpass,
                    "smtp-ssl" => sub { $smtp_encryption = 'ssl' },
                    "smtp-encryption=s" => \$smtp_encryption,
-                   "smtp-ssl-cert-path" => \$smtp_ssl_cert_path,
+                   "smtp-ssl-cert-path=s" => \$smtp_ssl_cert_path,
                    "smtp-debug:i" => \$debug_net_smtp,
                    "smtp-domain:s" => \$smtp_domain,
                    "identity=s" => \$identity,
@@ -1095,7 +1095,8 @@ sub ssl_verify_params {
        }
 
        if (!defined $smtp_ssl_cert_path) {
-               $smtp_ssl_cert_path = "/etc/ssl/certs";
+               # use the OpenSSL defaults
+               return (SSL_verify_mode => SSL_VERIFY_PEER());
        }
 
        if ($smtp_ssl_cert_path eq "") {
@@ -1214,10 +1215,14 @@ sub send_message {
                        $smtp_server_port ||= 465; # ssmtp
                        require Net::SMTP::SSL;
                        $smtp_domain ||= maildomain();
+                       require IO::Socket::SSL;
+                       # Net::SMTP::SSL->new() does not forward any SSL options
+                       IO::Socket::SSL::set_client_defaults(
+                               ssl_verify_params());
                        $smtp ||= Net::SMTP::SSL->new($smtp_server,
                                                      Hello => $smtp_domain,
                                                      Port => $smtp_server_port,
-                                                     ssl_verify_params());
+                                                     Debug => $debug_net_smtp);
                }
                else {
                        require Net::SMTP;
@@ -1234,7 +1239,7 @@ sub send_message {
                                if ($smtp->code == 220) {
                                        $smtp = Net::SMTP::SSL->start_SSL($smtp,
                                                                          ssl_verify_params())
-                                               or die "STARTTLS failed! ".$smtp->message;
+                                               or die "STARTTLS failed! ".IO::Socket::SSL::errstr();
                                        $smtp_encryption = '';
                                        # Send EHLO again to receive fresh
                                        # supported commands