diff --git a/jobs.c b/jobs.c
index fb8e835..dbc74c3 100644
--- a/jobs.c
+++ b/jobs.c
@@ -2,7 +2,7 @@
 
 #include "sh.h"
 
-__RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.42 2008/12/13 17:02:15 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.43 2008/12/29 20:47:15 tg Exp $");
 
 /* Order important! */
 #define PRUNNING	0
@@ -155,7 +155,7 @@ j_init(int mflagset)
 	if (Flag(FMONITOR))
 		j_change();
 	else if (Flag(FTALKING))
-		tty_init(true);
+		tty_init(true, true);
 }
 
 /* job cleanup before shell exit */
@@ -217,7 +217,7 @@ j_change(void)
 
 		/* Don't call tcgetattr() 'til we own the tty process group */
 		if (use_tty)
-			tty_init(false);
+			tty_init(false, true);
 
 		/* no controlling tty, no SIGT* */
 		if ((ttypgrp_ok = use_tty && tty_fd >= 0 && tty_devtty)) {
diff --git a/main.c b/main.c
index 5e9af70..f21ee75 100644
--- a/main.c
+++ b/main.c
@@ -13,7 +13,7 @@
 #include <locale.h>
 #endif
 
-__RCSID("$MirOS: src/bin/mksh/main.c,v 1.116 2008/12/13 17:02:15 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/main.c,v 1.117 2008/12/29 20:47:15 tg Exp $");
 
 extern char **environ;
 
@@ -735,9 +735,9 @@ remove_temps(struct temp *tp)
  * foreground job completion and for setting up tty process group.
  */
 void
-tty_init(int init_ttystate)
+tty_init(bool init_ttystate, bool need_tty)
 {
-	int do_close = 1;
+	bool do_close = true;
 	int tfd;
 
 	if (tty_fd >= 0) {
@@ -753,26 +753,33 @@ tty_init(int init_ttystate)
 #endif
 	if ((tfd = open("/dev/tty", O_RDWR, 0)) < 0) {
 		tty_devtty = 0;
-		warningf(false, "No controlling tty (open /dev/tty: %s)",
-		    strerror(errno));
+		if (need_tty)
+			warningf(false,
+			    "No controlling tty (open /dev/tty: %s)",
+			    strerror(errno));
 	}
 	if (tfd < 0) {
-		do_close = 0;
+		do_close = false;
 		if (isatty(0))
 			tfd = 0;
 		else if (isatty(2))
 			tfd = 2;
 		else {
-			warningf(false, "Can't find tty file descriptor");
+			if (need_tty)
+				warningf(false,
+				    "Can't find tty file descriptor");
 			return;
 		}
 	}
 	if ((tty_fd = fcntl(tfd, F_DUPFD, FDBASE)) < 0) {
-		warningf(false, "j_ttyinit: dup of tty fd failed: %s",
-		    strerror(errno));
+		if (need_tty)
+			warningf(false, "j_ttyinit: dup of tty fd failed: %s",
+			    strerror(errno));
 	} else if (fcntl(tty_fd, F_SETFD, FD_CLOEXEC) < 0) {
-		warningf(false, "j_ttyinit: can't set close-on-exec flag: %s",
-		    strerror(errno));
+		if (need_tty)
+			warningf(false,
+			    "j_ttyinit: can't set close-on-exec flag: %s",
+			    strerror(errno));
 		close(tty_fd);
 		tty_fd = -1;
 	} else if (init_ttystate)
diff --git a/sh.h b/sh.h
index 2268ec7..63ae40b 100644
--- a/sh.h
+++ b/sh.h
@@ -103,7 +103,7 @@
 #define __SCCSID(x)	__IDSTRING(sccsid,x)
 
 #ifdef EXTERN
-__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.268 2008/12/17 19:39:23 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.269 2008/12/29 20:47:16 tg Exp $");
 #endif
 #define MKSH_VERSION "R36 2008/12/17"
 
@@ -1600,7 +1600,7 @@ EXTERN int tty_fd I__(-1);	/* dup'd tty file descriptor */
 EXTERN int tty_devtty;		/* true if tty_fd is from /dev/tty */
 EXTERN struct termios tty_state;	/* saved tty state */
 
-extern void tty_init(int);
+extern void tty_init(bool, bool);
 extern void tty_close(void);
 
 /* be sure not to interfere with anyone else's idea about EXTERN */