usr/src/cmd/dtrace/test/tst/common/usdt/tst.eliminate.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 2007 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26
  27 #
  28 # Make sure temporary symbols generated due to DTrace probes in static
  29 # functions are removed in the final link step.
  30 #
  31
  32 if [ $# != 1 ]; then
  33         echo expected one argument: '<'dtrace-path'>'
  34         exit 2
  35 fi
  36
  37 dtrace=$1
  38 DIR=/var/tmp/dtest.$$
  39
  40 mkdir $DIR
  41 cd $DIR
  42
  43 cat > prov.d <<EOF
  44 provider test_prov {
  45         probe go();
  46 };
  47 EOF
  48
  49 $dtrace -h -s prov.d
  50 if [ $? -ne 0 ]; then
  51         print -u2 "failed to generate header file"
  52         exit 1
  53 fi
  54
  55 cat > test.c <<EOF
  56 #include <sys/types.h>
  57 #include "prov.h"
  58
  59 static void
  60 foo(void)
  61 {
  62         TEST_PROV_GO();
  63 }
  64
  65 int
  66 main(int argc, char **argv)
  67 {
  68         foo();
  69
  70         return (0);
  71 }
  72 EOF
  73
  74 gcc -c test.c
  75 if [ $? -ne 0 ]; then
  76         print -u2 "failed to compile test.c"
  77         exit 1
  78 fi
  79 $dtrace -G -32 -s prov.d test.o
  80 if [ $? -ne 0 ]; then
  81         print -u2 "failed to create DOF"
  82         exit 1
  83 fi
  84 gcc -o test test.o prov.o
  85 if [ $? -ne 0 ]; then
  86         print -u2 "failed to link final executable"
  87         exit 1
  88 fi
  89
  90 nm test.o | grep \$dtrace > /dev/null
  91 if [ $? -ne 0 ]; then
  92         print -u2 "no temporary symbols in the object file"
  93         exit 1
  94 fi
  95
  96 nm test | grep \$dtrace > /dev/null
  97 if [ $? -eq 0 ]; then
  98         print -u2 "failed to eliminate temporary symbols"
  99         exit 1
 100 fi
 101
 102 cd /
 103 /usr/bin/rm -rf $DIR
 104
 105 exit 0