#!/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);
}