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 script()
  28 {
  29         $dtrace -wq -o $tmpfile -s /dev/stdin 2> $errfile <<EOF
  30         BEGIN
  31         {
  32                 /*
  33                  * All of these should fail...
  34                  */
  35                 freopen("..");
  36                 freopen("%s", ".");
  37                 freopen("%c%c", '.', '.');
  38                 freopen("%c", '.');
  39 
  40                 /*
  41                  * ...so stdout should still be open here.
  42                  */
  43                 printf("%d", ++i);
  44 
  45                 freopen("%s%s", ".", ".");
  46                 freopen("%s%s", ".", ".");
  47 
  48                 printf("%d", ++i);
  49         }
  50 
  51         BEGIN
  52         /i == 2/
  53         {
  54                 /*
  55                  * ...and here.
  56                  */
  57                 printf("%d\n", ++i);
  58                 exit(0);
  59         }
  60 
  61         BEGIN
  62         {
  63                 exit(1);
  64         }
  65 EOF
  66 }
  67 
  68 if [ $# != 1 ]; then
  69         echo expected one argument: '<'dtrace-path'>'
  70         exit 2
  71 fi
  72 
  73 dtrace=$1
  74 tmpfile=/tmp/tst.badfreopen.$$
  75 errfile=/tmp/tst.badfreopen.$$.stderr
  76 
  77 script
  78 status=$?
  79 
  80 if [ "$status" -eq 0 ]; then
  81         i=`cat $tmpfile`
  82 
  83         if [[ $i != "123" ]]; then
  84                 echo "$0: unexpected contents in $tmpfile: " \
  85                     "expected 123, found $i"
  86                 status=100
  87         fi
  88         
  89         i=`wc -l $errfile | /usr/xpg4/bin/awk '{ print $1 }'`
  90 
  91         if [ "$i" -lt 6 ]; then
  92                 echo "$0: expected at least 6 lines of stderr, found $i lines"
  93                 status=101
  94         fi
  95 else
  96         cat $errfile > /dev/fd/2
  97 fi
  98 
  99 rm $tmpfile $errfile
 100 
 101 exit $status