#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2006 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#ident "%Z%%M% %I% %E% SMI"
script() {
$dtrace -c 'cat shajirosan' -qs /dev/stdin <<EOF
syscall::open*:entry
/pid == \$target/
{
self->p = arg0;
}
syscall::open*:return
/self->p && copyinstr(self->p) == "shajirosan"/
{
self->err = 1;
self->p = 0;
}
syscall::open*:return
/self->err && (int)arg0 == -1 && (int)arg1 == -1/
{
exit(0);
}
syscall::open*:return
/self->err/
{
printf("a failed open(2) returned %d\n", (int)arg0);
exit(1);
}
syscall::open*:return
/self->p/
{
self->p = 0;
}
EOF
}
if [ $# != 1 ]; then
echo expected one argument: '<'dtrace-path'>'
exit 2
fi
dtrace=$1
script
status=$?
exit $status