#!/bin/sh # $NetBSD: rcorder-visualize.sh,v 1.5 2009/08/09 17:08:53 apb Exp $ # # Copyright (c) 2009 by Joerg Sonnenberger # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # # $FreeBSD: stable/11/sbin/rcorder/rcorder-visualize.sh 310042 2016-12-13 23:12:59Z vangyzen $ # # Simple script to show the dependency graph for rc scripts. # Output is in the dot(1) language and can be rendered using # sh rcorder-visualize | dot -T svg -o rcorder.svg # dot(1) can be found in graphics/graphviz in pkgsrc. setglobal rc_files = $(*:-/etc/rc.d/*) do { echo ' digraph {' for f in [$rc_files] { < $f awk ' /# PROVIDE: / { provide = $3 } /# REQUIRE: / { for (i = 3; i <= NF; i++) requires[$i] = $i } /# BEFORE: / { for (i = 3; i <= NF; i++) befores[$i] = $i } END { print " \"" provide "\";" for (x in requires) print " \"" provide "\"->\"" x "\";" for (x in befores) print " \"" x "\"->\"" provide "\";" } ' } echo '}' }