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      1 #!/usr/bin/ksh
      2 #
      3 # CDDL HEADER START
      4 #
      5 # The contents of this file are subject to the terms of the
      6 # Common Development and Distribution License (the "License").
      7 # You may not use this file except in compliance with the License.
      8 #
      9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10 # or http://www.opensolaris.org/os/licensing.
     11 # See the License for the specific language governing permissions
     12 # and limitations under the License.
     13 #
     14 # When distributing Covered Code, include this CDDL HEADER in each
     15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16 # If applicable, add the following below this CDDL HEADER, with the
     17 # fields enclosed by brackets "[]" replaced with your own identifying
     18 # information: Portions Copyright [yyyy] [name of copyright owner]
     19 #
     20 # CDDL HEADER END
     21 #
     22 
     23 #
     24 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
     25 # Use is subject to license terms.
     26 #
     27 # ident	"%Z%%M%	%I%	%E% SMI"
     28 #
     29 
     30 if [ $# != 1 ]; then
     31 	echo expected one argument: '<'dtrace-path'>'
     32 	exit 2
     33 fi
     34 
     35 dtrace=$1
     36 
     37 #
     38 # Test that we don't deadlock between forking and enabling/disabling USDT
     39 # probes. This test has succeeded if it completes at all.
     40 #
     41 
     42 ./tst.forker.exe &
     43 id=$!
     44 
     45 while kill -0 $id >/dev/null 2>&1; do
     46 	$dtrace -p $id -s /dev/stdin <<-EOF
     47 		forker*:::fire
     48 		/i++ == 4/
     49 		{
     50 			exit(0);
     51 		}
     52 	EOF
     53 done
     54 
     55 exit 0
     56