From: Rich Felker <dalias@aerifal.cx>
Date: Thu, 21 Apr 2011 01:01:42 +0000 (-0400)
Subject: properly create new session/controlling terminal in forkpty
X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=commitdiff_plain;h=10d7561db5d51231939fa0b42d17eaac2bff6938

properly create new session/controlling terminal in forkpty
---

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);