Add -E to detach-client to exec a command to replace the client instead

of exiting it, useful if tmux wasn't exec'd itself. From Jenna Magius.

1 files changed, 26 insertions, 0 deletions

diff --git a/server-client.c b/server-client.c
index 6092a234..e690e6ce 100644
--- a/server-client.c
+++ b/server-client.c
@@ -296,6 +296,32 @@ server_client_detach(struct client *c, enum msgtype msgtype)
 	proc_send_s(c->peer, msgtype, s->name);
 }
 
+/* Execute command to replace a client, */
+void
+server_client_exec(struct client *c, const char *cmd)
+{
+	struct session	*s = c->session;
+	char		*msg, *shell;
+	size_t		 cmdsize, shellsize;
+
+	if (*cmd == '\0')
+		return;
+	cmdsize = strlen(cmd) + 1;
+
+	if (s != NULL)
+		shell = options_get_string(s->options, "default-shell");
+	else
+		shell = options_get_string(global_s_options, "default-shell");
+	shellsize = strlen(shell) + 1;
+
+	msg = xmalloc(cmdsize + shellsize);
+	memcpy(msg, cmd, cmdsize);
+	memcpy(msg + cmdsize, shell, shellsize);
+
+	proc_send(c->peer, MSG_EXEC, -1, msg, cmdsize + shellsize);
+	free(msg);
+}
+
 /* Check for mouse keys. */
 static key_code
 server_client_check_mouse(struct client *c)