common/syscall/tst.openret.ksh

#!/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