usr/src/cmd/dtrace/test/tst/common/include/tst.includefirst.ksh

   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 (c) 2011, Joyent Inc. All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26
  27 #
  28 # This test verifies that we only use the first entry of a file with a given
  29 # name in the library path
  30 #
  31
  32 if [ $# != 1 ]; then
  33         echo expected one argument: '<'dtrace-path'>'
  34         exit 2
  35 fi
  36
  37 firstinc=${TMPDIR:-/tmp}/firstinc.$$
  38 secondinc=${TMPDIR:-/tmp}/secondinc.$$
  39 expexit=23
  40
  41 setup_include()
  42 {
  43         mkdir $firstinc
  44         mkdir $secondinc
  45         cat > $firstinc/lib.d <<EOF
  46 inline int foobar = $expexit;
  47 #pragma D binding "1.0" foobar
  48 EOF
  49         cat > $secondinc/lib.d <<EOF
  50 inline int foobar = 42;
  51 #pragma D binding "1.0" foobar
  52 EOF
  53 }
  54
  55 clean()
  56 {
  57         rm -rf $firstinc
  58         rm -rf $secondinc
  59 }
  60
  61 fail()
  62 {
  63         echo "$@"
  64         clean
  65         exit 1
  66 }
  67
  68 setup_include
  69
  70 dtrace -L$firstinc -L$secondinc -e -n 'BEGIN{ exit(foobar) }'
  71 [[ $? != 0 ]] && fail "Failed to compile with same file in include path twice"
  72 dtrace -L$firstinc -L$secondinc -n 'BEGIN{ exit(foobar) }'
  73 status=$?
  74 [[ $status != $expexit ]] && fail "Exited with unexpected status code: $status"
  75 clean
  76 exit 0