check-ref-format: release strbuf after use in check_ref_format_branch()

diff --git a/git-send-email.perl b/git-send-email.perl
index d326238c0a069c3c5d008497f72c9f2ffcc326c3..fa6526986ed40143a12ffcd6563fd52b49d209e7 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -25,8 +25,9 @@
 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;
 
@@ -81,6 +82,10 @@ sub usage {
                                      This setting forces to use one of the listed mechanisms.
     --smtp-debug            <0|1>  * Disable, enable Net::SMTP debug.
 
+    --batch-size            <int>  * send max <int> message per connection.
+    --relogin-delay         <int>  * delay <int> seconds between two successive login.
+                                     This option can only be used with --batch-size
+
   Automating:
     --identity              <str>  * Use the sendemail.<id> options.
     --to-cmd                <str>  * Email To: via `<str> \$patch_path`
@@ -153,6 +158,7 @@ sub format_2822_time {
 my $have_mail_address = eval { require Mail::Address; 1 };
 my $smtp;
 my $auth;
+my $num_sent = 0;
 
 # Regexes for RFC 2047 productions.
 my $re_token = qr/[^][()<>@,;:\\"\/?.= \000-\037\177-\377]+/;
@@ -216,6 +222,7 @@ sub do_edit {
 my ($to_cmd, $cc_cmd);
 my ($smtp_server, $smtp_server_port, @smtp_server_options);
 my ($smtp_authuser, $smtp_encryption, $smtp_ssl_cert_path);
+my ($batch_size, $relogin_delay);
 my ($identity, $aliasfiletype, @alias_files, $smtp_domain, $smtp_auth);
 my ($validate, $confirm);
 my (@suppress_cc);
@@ -247,6 +254,8 @@ sub do_edit {
     "smtppass" => \$smtp_authpass,
     "smtpdomain" => \$smtp_domain,
     "smtpauth" => \$smtp_auth,
+    "smtpbatchsize" => \$batch_size,
+    "smtprelogindelay" => \$relogin_delay,
     "to" => \@initial_to,
     "tocmd" => \$to_cmd,
     "cc" => \@initial_cc,
@@ -358,6 +367,8 @@ sub signal_handler {
                    "force" => \$force,
                    "xmailer!" => \$use_xmailer,
                    "no-xmailer" => sub {$use_xmailer = 0},
+                   "batch-size=i" => \$batch_size,
+                   "relogin-delay=i" => \$relogin_delay,
         );
 
 usage() if $help;
@@ -1680,6 +1691,14 @@ sub send_message {
                }
        }
        $message_id = undef;
+       $num_sent++;
+       if (defined $batch_size && $num_sent == $batch_size) {
+               $num_sent = 0;
+               $smtp->quit if defined $smtp;
+               undef $smtp;
+               undef $auth;
+               sleep($relogin_delay) if defined $relogin_delay;
+       }
 }
 
 # Execute a command (e.g. $to_cmd) to get a list of email addresses
@@ -1753,6 +1772,25 @@ 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>) {