* Copyright (c) 1983 Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Edward Wang at The University of California, Berkeley.
* %sccs.include.redist.c%
static char sccsid
[] = "@(#)wwenviron.c 3.27 (Berkeley) %G%";
#if !defined(OLD_TTY) && !defined(TIOCSCTTY) && !defined(TIOCNOTTY)
* Set up the environment of this process to run in window 'wp'.
if ((i
= open("/dev/tty", 0)) < 0)
if (ioctl(i
, TIOCNOTTY
, (char *)0) < 0)
if ((i
= wp
->ww_socket
) < 0) {
if ((i
= open(wp
->ww_ttyname
, 2)) < 0)
if (wwsettty(i
, &wwwintty
) < 0)
if (wwsetttysize(i
, wp
->ww_w
.nr
, wp
->ww_w
.nc
) < 0)
for (i
= wwdtablesize
- 1; i
> 2; i
--)
(void) ioctl(0, TIOCSCTTY
, 0);
(void) ioctl(0, TIOCSPGRP
, (char *)&pgrp
);
(void) setpgrp(pgrp
, pgrp
);
/* SIGPIPE is the only one we ignore */
(void) signal(SIGPIPE
, SIG_DFL
);
* Two conditions that make destructive setenv ok:
* 1. setenv() copies the string,
* 2. we've already called tgetent which copies the termcap entry.
(void) sprintf(buf
, "%sco#%d:li#%d:%s",
WWT_TERMCAP
, wp
->ww_w
.nc
, wp
->ww_w
.nr
, wwwintermcap
);
(void) setenv("TERMCAP", buf
, 1);
(void) sprintf(buf
, "%d", wp
->ww_id
+ 1);
(void) setenv("WINDOW_ID", buf
, 1);