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Revert open() completely.

This commit is contained in:
mycroft 1994-12-14 19:36:15 +00:00
parent d42a8b725e
commit 12371eafc4
1 changed files with 9 additions and 21 deletions
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30
sys/kern/vfs_syscalls.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_syscalls.c,v 1.44 1994/12/14 19:08:07 mycroft Exp $ */
/* $NetBSD: vfs_syscalls.c,v 1.45 1994/12/14 19:36:15 mycroft Exp $ */
/*
* Copyright (c) 1989, 1993
@ -715,27 +715,15 @@ open(p, uap, retval)
p->p_dupfd = -indx - 1; /* XXX check for fdopen */
if (error = vn_open(&nd, flags, cmode)) {
ffree(fp);
switch (error) {
case ENODEV: /* XXX from fdopen or fdesc_open? */
case ENXIO: /* XXX from portal_open? */
if (p->p_dupfd >= 0 && (error =
dupfdopen(fdp, indx, p->p_dupfd, flags, error))) {
*retval = indx;
return (0);
}
break;
case EJUSTRETURN: /* XXX cloning device? */
if (p->p_dupfd >= 0) {
*retval = indx;
return (0);
}
break;
case ERESTART:
error = EINTR;
break;
if ((error == ENODEV || error == ENXIO) &&
p->p_dupfd >= 0 && /* XXX from fdopen */
(error =
dupfdopen(fdp, indx, p->p_dupfd, flags, error)) == 0) {
*retval = indx;
return (0);
}
if (error == ERESTART)
error = EINTR;
fdp->fd_ofiles[indx] = NULL;
return (error);
}