1 files changed, 56 insertions, 20 deletions

diff --git a/git-send-email.perl b/git-send-email.perl
index eea0a51..7fd5874 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -25,8 +25,9 @@ use Getopt::Long;
 use Text::ParseWords;
 use Term::ANSIColor;
 use File::Temp qw/ tempdir tempfile /;
-use File::Spec::Functions qw(catfile);
+use File::Spec::Functions qw(catdir catfile);
 use Error qw(:try);
+use Cwd qw(abs_path cwd);
 use Git;
 use Git::I18N;
 
@@ -1353,10 +1354,12 @@ EOF
 			die __("The required SMTP server is not properly defined.")
 		}
 
+		require Net::SMTP;
+		my $use_net_smtp_ssl = version->parse($Net::SMTP::VERSION) < version->parse("2.34");
+		$smtp_domain ||= maildomain();
+
 		if ($smtp_encryption eq 'ssl') {
 			$smtp_server_port ||= 465; # ssmtp
-			require Net::SMTP::SSL;
-			$smtp_domain ||= maildomain();
 			require IO::Socket::SSL;
 
 			# Suppress "variable accessed once" warning.
@@ -1368,34 +1371,48 @@ EOF
 			# 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,
-						      Debug => $debug_net_smtp);
+
+			if ($use_net_smtp_ssl) {
+				require Net::SMTP::SSL;
+				$smtp ||= Net::SMTP::SSL->new($smtp_server,
+							      Hello => $smtp_domain,
+							      Port => $smtp_server_port,
+							      Debug => $debug_net_smtp);
+			}
+			else {
+				$smtp ||= Net::SMTP->new($smtp_server,
+							 Hello => $smtp_domain,
+							 Port => $smtp_server_port,
+							 Debug => $debug_net_smtp,
+							 SSL => 1);
+			}
 		}
 		else {
-			require Net::SMTP;
-			$smtp_domain ||= maildomain();
 			$smtp_server_port ||= 25;
 			$smtp ||= Net::SMTP->new($smtp_server,
 						 Hello => $smtp_domain,
 						 Debug => $debug_net_smtp,
 						 Port => $smtp_server_port);
 			if ($smtp_encryption eq 'tls' && $smtp) {
-				require Net::SMTP::SSL;
-				$smtp->command('STARTTLS');
-				$smtp->response();
-				if ($smtp->code == 220) {
+				if ($use_net_smtp_ssl) {
+					$smtp->command('STARTTLS');
+					$smtp->response();
+					if ($smtp->code != 220) {
+						die sprintf(__("Server does not support STARTTLS! %s"), $smtp->message);
+					}
+					require Net::SMTP::SSL;
 					$smtp = Net::SMTP::SSL->start_SSL($smtp,
 									  ssl_verify_params())
-						or die "STARTTLS failed! ".IO::Socket::SSL::errstr();
-					$smtp_encryption = '';
-					# Send EHLO again to receive fresh
-					# supported commands
-					$smtp->hello($smtp_domain);
-				} else {
-					die sprintf(__("Server does not support STARTTLS! %s"), $smtp->message);
+						or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
+				}
+				else {
+					$smtp->starttls(ssl_verify_params())
+						or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
 				}
+				$smtp_encryption = '';
+				# Send EHLO again to receive fresh
+				# supported commands
+				$smtp->hello($smtp_domain);
 			}
 		}
 
@@ -1737,6 +1754,25 @@ sub unique_email_list {
 
 sub validate_patch {
 	my $fn = shift;
+
+	if ($repo) {
+		my $validate_hook = catfile(catdir($repo->repo_path(), 'hooks'),
+					    'sendemail-validate');
+		my $hook_error;
+		if (-x $validate_hook) {
+			my $target = abs_path($fn);
+			# The hook needs a correct cwd and GIT_DIR.
+			my $cwd_save = cwd();
+			chdir($repo->wc_path() or $repo->repo_path())
+				or die("chdir: $!");
+			local $ENV{"GIT_DIR"} = $repo->repo_path();
+			$hook_error = "rejected by sendemail-validate hook"
+				if system($validate_hook, $target);
+			chdir($cwd_save) or die("chdir: $!");
+		}
+		return $hook_error if $hook_error;
+	}
+
 	open(my $fh, '<', $fn)
 		or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
 	while (my $line = <$fh>) {