#!/usr/sbin/dtrace -s -q
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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* Copyright (c) 2010, Oracle and/or it's affiliates. All rights reserved.
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*
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*
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* build-watch.d - a simple dtrace script to keep track of some key
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* information to help determine build dependencies.
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*/
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/*
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* record paths successfully opened
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*/
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syscall::open:entry, syscall::open64:entry
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/(pid == $target) || progenyof($target)/
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{
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self->file = cleanpath(copyinstr(arg0));
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}
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syscall::openat:entry
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/(pid == $target) || progenyof($target)/
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{
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self->file = cleanpath(copyinstr(arg1));
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}
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syscall::open*:return
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/((pid == $target) || progenyof($target)) && (arg0 != -1) && (self->file != "")/
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{
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@opened[self->file] = count();
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self->file = 0;
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}
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/*
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* record the programs successfully execed (full path names)
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*/
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proc:::exec
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/(pid == $target) || progenyof($target)/
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{
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self->execpath = stringof(arg0);
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}
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proc:::exec-success
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/(pid == $target) || progenyof($target)/
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{
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@tools[execname, self->execpath] = count();
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self->execpath = 0;
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}
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/*
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* Summarize the results of watching the [sub]process tree
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*/
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END
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{
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printf("\n");
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printa("TOOL: %s = %s\n", @tools);
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printa("FILE: %s\n", @opened);
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}
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