#!/usr/sbin/dtrace -s -q

/*

 * 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 (c) 2010, Oracle and/or its affiliates. All rights reserved.

 *

 *

 * build-watch.d - a simple dtrace script to keep track of some key

 *		   information to help determine build dependencies.

 */

/*

 * record paths successfully opened

 */

syscall::open:entry, syscall::open64:entry

/(pid == $target) || progenyof($target)/

{

	self->file = cleanpath(copyinstr(arg0));

}

syscall::openat:entry

/(pid == $target) || progenyof($target)/

{

	self->file = cleanpath(copyinstr(arg1));

}

syscall::open*:return

/((pid == $target) || progenyof($target)) && (arg0 != -1) && (self->file != "")/

{

	@opened[self->file] = count();

	self->file = 0;

}

/*

 * record the programs successfully execed (full path names)

 */

proc:::exec

/(pid == $target) || progenyof($target)/

{

	self->execpath = stringof(arg0);

}

proc:::exec-success

/(pid == $target) || progenyof($target)/

{

	@tools[execname, self->execpath] = count();

	self->execpath = 0;

}

/*

 * Summarize the results of watching the [sub]process tree

 */

END

{

	printf("\n");

	printa("TOOL: %s = %s\n", @tools);

	printa("FILE: %s\n", @opened);

}