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Support /dev/ctty again

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Submitted by:	peter
This commit is contained in:
Brian Somers 2001-05-15 18:12:38 +00:00
parent dbeed1466f
commit eeee064735
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=76628
1 changed files with 8 additions and 3 deletions
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11
sys/kern/tty_tty.c
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@ -177,6 +177,8 @@ cttypoll(dev, events, p)
static void ctty_clone __P((void *arg, char *name, int namelen, dev_t *dev));
static dev_t ctty;
static void
ctty_clone(void *arg, char *name, int namelen, dev_t *dev)
{
@ -187,9 +189,11 @@ ctty_clone(void *arg, char *name, int namelen, dev_t *dev)
if (strcmp(name, "tty"))
return;
vp = cttyvp(curproc);
if (vp == NULL)
return;
*dev = vp->v_rdev;
if (vp == NULL) {
if (ctty)
*dev = ctty;
} else
*dev = vp->v_rdev;
}
@ -201,6 +205,7 @@ ctty_drvinit(unused)
if (devfs_present) {
EVENTHANDLER_REGISTER(dev_clone, ctty_clone, 0, 1000);
ctty = make_dev(&ctty_cdevsw, 0, 0, 0, 0666, "ctty");
} else {
make_dev(&ctty_cdevsw, 0, 0, 0, 0666, "tty");
}