usr/src/cmd/dtrace/test/tst/common/funcs/tst.substrminate.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 2008 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 #pragma D option aggsortkey
  31
  32 /*
  33  * This is to check that we're correctly null-terminating the result of the
  34  * substr() subroutine.
  35  */
  36
  37 tick-1ms
  38 /i++ > 1000/
  39 {
  40         exit(0);
  41 }
  42
  43 tick-1ms
  44 {
  45         @[substr((i & 1) ? "Bryan is smart" : "he's not a dummy", 0,
  46             (i & 1) ? 8 : 18)] = count();
  47 }
  48
  49 END
  50 {
  51         printa("%s\n", @);
  52 }