From 10d7561db5d51231939fa0b42d17eaac2bff6938 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Wed, 20 Apr 2011 21:01:42 -0400
Subject: [PATCH] properly create new session/controlling terminal in forkpty

---
 src/misc/forkpty.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/misc/forkpty.c b/src/misc/forkpty.c
index 2d1b0ae2..0bbf2de2 100644
--- a/src/misc/forkpty.c
+++ b/src/misc/forkpty.c
@@ -1,5 +1,6 @@
 #include <pty.h>
 #include <unistd.h>
+#include <sys/ioctl.h>
 
 int forkpty(int *m, char *name, const struct termios *tio, const struct winsize *ws)
 {
@@ -10,10 +11,12 @@ int forkpty(int *m, char *name, const struct termios *tio, const struct winsize
 	pid = fork();
 	if (!pid) {
 		close(*m);
+		setsid();
+		ioctl(s, TIOCSCTTY, (char *)0);
 		dup2(s, 0);
 		dup2(s, 1);
 		dup2(s, 2);
-		close(s);
+		if (s>2) close(s);
 		return 0;
 	}
 	close(s);
-- 
2.25.1