usr/src/cmd/dtrace/test/tst/common/funcs/tst.ddi_pathname.d

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #pragma D option quiet
  30
  31 BEGIN
  32 {
  33         this->dev = (struct dev_info *)alloca(sizeof (struct dev_info));
  34         this->minor1 =
  35             (struct ddi_minor_data *)alloca(sizeof (struct ddi_minor_data));
  36         this->minor2 =
  37             (struct ddi_minor_data *)alloca(sizeof (struct ddi_minor_data));
  38         this->minor3 =
  39             (struct ddi_minor_data *)alloca(sizeof (struct ddi_minor_data));
  40
  41         this->minor1->d_minor.dev = 0;
  42         this->minor1->next = this->minor2;
  43
  44         this->minor2->d_minor.dev = 0;
  45         this->minor2->next = this->minor3;
  46
  47         this->minor3->d_minor.dev = 0;
  48         this->minor3->next = this->minor1;
  49
  50         this->dev->devi_minor = this->minor1;
  51         trace(ddi_pathname(this->dev, 1));
  52 }
  53
  54 ERROR
  55 /arg4 == DTRACEFLT_ILLOP/
  56 {
  57         exit(0);
  58 }
  59
  60 ERROR
  61 /arg4 != DTRACEFLT_ILLOP/
  62 {
  63         exit(1);
  64 }