Add imap4rev2 flag

Author: vmo69

docs/configuration.md

@@ -129,6 +129,13 @@ If set, don't send multiple commands at once to server.
 
 If set, enable QRESYNC IMAP extension.
 
+### `imap4rev2`
+
+* Default: no (`boolean` setting)
+
+If set, enable the use of IMAP4rev2.
+
+
 ### `random_msg_size`
 
 * Default: `0`

src/imaptest.c

@@ -441,6 +441,7 @@ static void print_help(void)
 "         [host=HOST] [port=PORT] [mbox=MBOX] [clients=CC] [msgs=NMSG]\n"
 "         [box=MAILBOX] [copybox=DESTBOX] [-] [<state>[=<n%%>[,<m%%>]]]\n"
 "         [random] [no_pipelining] [no_tracking] [checkpoint=<secs>]\n"
+"         [imap4rev2]\n"
 "\n"
 " USER = username (and domain) template, e.g. \"u%%04d\" or \"u%%04d@d%%04d\"\n"
 " RANGE = range for templated usernames [1-%u] or domain names [1-%u]\n"
@@ -642,6 +643,10 @@ int main(int argc ATTR_UNUSED, char *argv[])
 			conf.qresync = TRUE;
 			continue;
 		}
+		if (strcmp(*argv, "imap4rev2") == 0) {
+			conf.imap4rev2 = TRUE;
+			continue;
+		}
 
 		/* pass=password */
 		if (strcmp(key, "pass") == 0) {

src/settings.h

@@ -54,7 +54,8 @@ struct settings {
 	unsigned int domains_rand_start, domains_rand_count;
 
 	bool random_states, no_pipelining, disconnect_quit;
-	bool no_tracking, rawlog, error_quit, own_msgs, own_flags, qresync;
+	bool no_tracking, rawlog, error_quit, own_msgs, own_flags, qresync,
+	     imap4rev2;
 
 	struct ip_addr *ips;
 	unsigned int ip_idx, ips_count;