OSF/1 requires the TIOCSCTTY ioctl to be executed in order to

associate a controlling terminal with a session leader.

diff --git a/v7/src/microcode/uxproc.c b/v7/src/microcode/uxproc.c
index 208220c906ff5e848b2a0cd15b171452d18f7273..f91ae1238f695fb36087ff3a6b40dc31b1362838 100644 (file)
--- a/v7/src/microcode/uxproc.c
+++ b/v7/src/microcode/uxproc.c
@@ -1,6 +1,6 @@
 /* -*-C-*-
 
-$Id: uxproc.c,v 1.15 1993/06/24 07:10:11 gjr Exp $
+$Id: uxproc.c,v 1.16 1993/11/22 22:36:28 cph Exp $
 
 Copyright (c) 1990-92 Massachusetts Institute of Technology
 
@@ -354,6 +354,9 @@ DEFUN (OS_make_subprocess,
                || ((SLAVE_PTY_P (ctty_name)) && (! (SETUP_SLAVE_PTY (fd))))
 #endif
                || (! (isatty (fd)))
+#ifdef TIOCSCTTY
+               || ((UX_ioctl (fd, TIOCSCTTY, 0)) < 0)
+#endif
                || ((child_setup_tty (fd)) < 0))
              goto kill_child;
            /* Use CTTY for standard I/O if requested. */