Return the command client return code with MSG_EXIT now that MSG_ERROR and

MSG_PRINT are unused.

New clients should be compatible with old tmux servers but vice versa may print
an error.

1 files changed, 5 insertions, 0 deletions

diff --git a/tmux.h b/tmux.h
index a6d10a0b..c8e2c13d 100644
--- a/tmux.h
+++ b/tmux.h
@@ -413,6 +413,10 @@ struct msg_shell_data {
 	char		shell[MAXPATHLEN];
 };
 
+struct msg_exit_data {
+	int		retcode;
+};
+
 /* Mode key commands. */
 enum mode_key_cmd {
 	MODEKEY_NONE,
@@ -1081,6 +1085,7 @@ struct message_entry {
 struct client {
 	struct imsgbuf	 ibuf;
 	struct event	 event;
+	int		 retcode;
 
 	struct timeval	 creation_time;
 	struct timeval	 activity_time;