opensde-nopast/lib/misc/hunter.sh

#!/bin/sh
# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# Filename: lib/misc/hunter.sh
# Copyright (C) 2006 - 2008 The OpenSDE Project
#
# More information can be found in the files COPYING and README.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License. A copy of the
# GNU General Public License can be found in the file COPYING.
# --- SDE-COPYRIGHT-NOTE-END ---


function usage() {
	echo "Usage: $0 [-cfg <config:-default>] [-<stage>] [-dot|-tsort] [packages...]"
	exit $1
}

stage=
config=default
mode=tsort

while [ $# -gt 0 ]; do
	case "$1" in
		-[0-9])	stage=${1:1:1}; 	;;
		-cfg)	config="$2"; shift; 	;;
		-dot)	mode=dot	;;
		-tsort)	mode=tsort	;;
		-*)	usage 1	;;
		*)	break	;;
	esac
	shift
done

if [ ! -r "config/$config/packages" ]; then
	usage 2
fi

if [ -n "$stage" ]; then
	sed -n -e "s,^X [^ ]*$stage[^ ]* [^ ]* [^ ]* \([^ ]*\) .*,\1,p" "config/$config/packages"
	exit 0
elif [ $# -eq 0 ]; then
	exit 0
fi

if [ $# -eq 1 ]; then
	pattern="$1"
else
	pattern="$@"
	pattern="(${pattern// /|})"
fi

rm -f hunter.$mode

case "$mode" in
	tsort)	;;
	dot)	echo "digraph G {"	;;
esac >> hunter.$mode

for pkg; do
	cachefile=$( ls -1 package/*/$pkg/$pkg.cache 2> /dev/null )
	if [ -z "$cachefile" ]; then
		echo "No Information for '$pkg' found." 1>&2
		case "$mode" in
			tsort)	echo "$pkg $pkg" ;;
			dot)	echo "	$pkg ;"	;;
		esac >> hunter.$mode
	else
		case "$mode" in
			tsort)	echo "$pkg $pkg" ;;
			dot)	echo "	$pkg ;"	;;
		esac >> hunter.$mode

		for dep in `grep -E " $pattern\$" "$cachefile" | cut -d' ' -f2`; do
			case "$mode" in
				tsort)	echo "$dep $pkg" ;;
				dot)	echo "	$dep -> $pkg;"	;;
			esac >> hunter.$mode
		done
	fi
done

case "$mode" in
	tsort)	;;
	dot)	echo "}"	;;
esac >> hunter.$mode