bsd/kern/tty_tty.c

89 	vnode_t ttyvp;
101 	if ((ttyvp = cttyvp(p)) == NULL) {
109 		error = VNOP_OPEN(ttyvp, flag, &context);
112 		vnode_put(ttyvp);
121  * for every open so that ttyvp->v_specinfo->si_count can be kept sane.
126 	vnode_t ttyvp;
133 	if ((ttyvp = cttyvp(p)) == NULL) {
141 		error = VNOP_CLOSE(ttyvp, flag, &context);
144 		vnode_put(ttyvp);
154 	vnode_t ttyvp = cttyvp(current_proc());
158 	if (ttyvp == NULL)
164 	error = VNOP_READ(ttyvp, uio, flag, &context);
165 	vnode_put(ttyvp);
173 	vnode_t ttyvp = cttyvp(current_proc());
177 	if (ttyvp == NULL)
183 	error = VNOP_WRITE(ttyvp, uio, flag, &context);
184 	vnode_put(ttyvp);
192 	vnode_t ttyvp = cttyvp(current_proc());
197 	if (ttyvp == NULL)
221 	error = VNOP_IOCTL(ttyvp, cmd, addr, flag, &context);
223 	vnode_put(ttyvp);
230 	vnode_t ttyvp = cttyvp(current_proc());
237 	if (ttyvp == NULL)
239 	error = VNOP_SELECT(ttyvp, flag, FREAD|FWRITE, wql, &context);
240 	vnode_put(ttyvp);