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/*
* ptyint_void_association(): Void association with controlling terminal
*
* Copyright 1995, 1996 by the Massachusetts Institute of Technology.
*
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby
* granted, provided that the above copyright notice appear in all
* copies and that both that copyright notice and this permission
* notice appear in supporting documentation, and that the name of
* M.I.T. not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability
* of this software for any purpose. It is provided "as is" without
* express or implied warranty.
*
*/
#include <com_err.h>
#include "libpty.h"
#include "pty-int.h"
/*
* This function gets called to set up the current process as a
* session leader (hence, can't be called except from a process that
* isn't already a session leader) and dissociates the controlling
* terminal (if any) from the session.
*/
long
ptyint_void_association(void)
{
int fd;
#ifdef HAVE_SETSID
(void) setsid();
#endif
/* Void tty association first */
#ifdef TIOCNOTTY
fd = open("/dev/tty", O_RDWR);
if (fd >= 0) {
ioctl(fd, TIOCNOTTY, 0);
close(fd);
}
#endif
return 0;
}
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