Allow the dtach -n mode to be used without a terminal. If a terminal is not

present when dtach is started, we now rely on whatever default terminal
settings the kernel uses.

1 files changed, 4 insertions, 1 deletions

diff --git a/master.c b/master.c
index 1f08a6b..4b03fab 100644
--- a/master.c
+++ b/master.c
@@ -114,7 +114,10 @@ init_pty(char **argv)
 	memset(&the_pty.ws, 0, sizeof(struct winsize));
 
 	/* Create the pty process */
-	the_pty.pid = forkpty(&the_pty.fd, NULL, &the_pty.term, NULL);
+	if (!dont_have_tty)
+		the_pty.pid = forkpty(&the_pty.fd, NULL, &the_pty.term, NULL);
+	else
+		the_pty.pid = forkpty(&the_pty.fd, NULL, NULL, NULL);
 	if (the_pty.pid < 0)
 		return -1;
 	else if (the_pty.pid == 0)