src/sys/kern/tty.c - diff

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version 1.224, 2008/05/25 19:22:21

version 1.225, 2008/06/16 09:51:14

Line 862 ttioctl(struct tty *tp, u_long cmd, void

#endif

mutex_spin_enter(&tty_lock);

while (isbackground(curproc, tp) &&

p->p_pgrp->pg_jobc && (p->p_sflag & PS_PPWAIT) == 0 &&

p->p_pgrp->pg_jobc && (p->p_lflag & PL_PPWAIT) == 0 &&

!sigismasked(l, SIGTTOU)) {

mutex_spin_exit(&tty_lock);

Line 1679 ttread(struct tty *tp, struct uio *uio,

if (isbackground(p, tp)) {

if (sigismasked(curlwp, SIGTTIN) ||

p->p_sflag & PS_PPWAIT || p->p_pgrp->pg_jobc == 0) {

p->p_lflag & PL_PPWAIT || p->p_pgrp->pg_jobc == 0) {

mutex_spin_exit(&tty_lock);

return (EIO);

}

Line 1947 ttwrite(struct tty *tp, struct uio *uio,

p = curproc;

if (isbackground(p, tp) &&

ISSET(tp->t_lflag, TOSTOP) && (p->p_sflag & PS_PPWAIT) == 0 &&

ISSET(tp->t_lflag, TOSTOP) && (p->p_lflag & PL_PPWAIT) == 0 &&

!sigismasked(curlwp, SIGTTOU)) {

if (p->p_pgrp->pg_jobc == 0) {

error = EIO;