#!/bin/bash
#
#©K. D. Hedger. Tue 31 Jul 12:03:09 BST 2018 keithdhedger@gmail.com
#
#This file (LFSFunctions) is part of LFSMakePkg.
#
#LFSMakePkg 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, either version 3 of the License, or
#at your option) any later version.
#
#Projects is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General Public License for more details.
#
#You should have received a copy of the GNU General Public License
#along with LFSMakePkg.  If not, see <http://www.gnu.org/licenses/>.
#

#set -x
if [ X"$THISTTY" = "X" ];then
	export THISTTY=$(tty)
fi

WHERE=""
RED='\e[1;31m'
GREEN='\e[1;32m'
BLACK='\e[0;30m'
NORMAL='\e[0;0m'
BLUE='\e[1;34m'

ARCH=${ARCH:-$(uname -m)}
case "$ARCH" in
	"i486")
		LFSFLAGS="-O2 -march=i486 -mtune=i686"
		LIBDIRSUFFIX=""
		;;
	"i686")
		LFSFLAGS="-O2 -march=i686 -mtune=i686"
		LIBDIRSUFFIX=""
		;;
	"x86_64")
		LFSFLAGS="-O2 -fPIC"
		LIBDIRSUFFIX="64"
		;;
	"armv7l")
		PIBUILD=1
		LFSFLAGS="-O2 -march=armv7-a -mfpu=neon-vfpv4 -mfloat-abi=hard"
		LIBDIRSUFFIX=""
		;;
	"armv6l")
		PIBUILD=1
		LFSFLAGS="-O2 -march=armv6j -mfpu=vfp -mfloat-abi=hard"
		LIBDIRSUFFIX=""
		;;
	*)
		LFSFLAGS="-O2"
		LIBDIRSUFFIX=""
		;;
esac

export LIBDIRSUFFIX LFSFLAGS

if [ "X$NOLOADCONFIG" = "X" ];then
	if [ -e /etc/lfspkg.rc ];then
		. /etc/lfspkg.rc
	fi
fi

PIBUILD=${PIBUILD:-0}
PIVERS=${PIVERS:-4}
if [ $PIBUILD -eq 1 ];then
	if [ $PIVERS -eq 4 ];then
		LFSFLAGS="-O2 -mcpu=cortex-a72 -mtune=cortex-a72 -mfpu=neon-fp-armv8 -mfloat-abi=hard"
	fi
fi

#TMP=${TMP:-/tmp/LFS}
mkdir -p /tmp/LFS
OUTPUT=${OUTPUT:-/tmp/LFS}
PKGARCHIVES=${PKGARCHIVES:-$OUTPUT}
USEROPTIONS=${USEROPTIONS:-"/etc/pkgoptions"}
#XORG_PREFIX=${XORG_PREFIX:-/usr}
#if [ ! -d "$TMP" ];then mkdir -p "$TMP" &>/dev/null;fi
#if [ ! -d "$OUTPUT" ];then mkdir -p "$OUTPUT" &>/dev/null ||true;fi
#if [ ! -d "$SOURCEARCHIVES" ];then mkdir -p "$SOURCEARCHIVES" &>/dev/null ||true;fi
#if [ ! -d "$XORG_PREFIX" ];then mkdir -p "$XORG_PREFIX" &>/dev/null ||true;fi

#export TMP OUTPUT XORG_PREFIX

checkforoptions ()
{
	if [ -e "${USEROPTIONS}/${PKGNAME}.options" ];then
		. "${USEROPTIONS}/${PKGNAME}.options"
	else
		if [ -e "${CWD}/${PKGNAME}.options" ];then
			. "${CWD}/${PKGNAME}.options"
		fi
	fi
}

sanitycheckfolder ()
{
	if [ "X$1" == "X" ];then
		echo "NOTSET"
		return
	fi

	if [ ! -w  "$1" ];then
		echo "NOTWRITABLE"
		return
	fi

	if [ ! -r  "$1" ];then
		echo "NOTREADABLE"
		return
	fi
	echo "OK"
}

sanitycheck ()
{
	mkdir -vp "$COMPILEAT" "$SOURCEARCHIVES" "$OUTPUT" &>/dev/null
	if [ "$(sanitycheckfolder "$COMPILEAT")" = "NOTWRITABLE" ];then
		echo -e "${RED}Can't write to $COMPILEAT defined by COMPILEAT${NORMAL}"
		stat -c "%U:%G %A" "$OUTPUT"
		exit 200
	fi

	if [ "$(sanitycheckfolder "$SOURCEARCHIVES")" = "NOTREADABLE" ] || [ "$(sanitycheckfolder "$SOURCEARCHIVES")" = "NOTWRITABLE" ];then
		echo -e "${RED}Can't read/write to/from $SOURCEARCHIVES defined by SOURCEARCHIVES${NORMAL}"
		stat -c "%U:%G %A" "$SOURCEARCHIVES"
		exit 200
	fi

	if [ $UID -eq 0 ];then
		chmod 777 "$OUTPUT"
	fi

	if [ "$(sanitycheckfolder "$OUTPUT")" = "NOTWRITABLE" ];then
		echo -e "${RED}Can't write to $OUTPUT defined by OUTPUT${NORMAL}"
		stat -c "%U:%G %A" "$OUTPUT"
		exit 200
	fi
}

sanitycheck

#export TMP OUTPUT
export OUTPUT
SCRIPTLOG=${SCRIPTLOG:-0}
LOGDIR=${LOGDIR:-"/tmp/LFS/logs"}

scriptLog ()
{
	local timestr
	if [ $SCRIPTLOG -eq 1 ];then
		if [ -e /bin/date ];then
			timestr="$(date +"-%H:%M:%S")"
		else
			timestr=""
		fi
		mkdir -p "$LOGDIR" &>/dev/null||true
		ln -svfn  ..${LOGDIR}/${1}${timestr}.log /tmp/CURRENTLOG
		exec > >(tee -ia "${LOGDIR}/${1}${timestr}.log")
	fi
}

log ()
{
	for arg in "$@"
		do
			echo "$arg"|tee -a /tmp/lfspkg.log
		done
}

findnextgid ()
{
	local nextgid=1
	local gidtype=$1
	local sysmax=$(cat /etc/login.defs|grep "^SYS_GID_MAX"|awk '{print $2}')
	local usermin=$(cat /etc/login.defs|grep "^GID_MIN"|awk '{print $2}')

	if [ "X$gidtype" = "Xsystem" ];then
		nextgid=0
	else
		nextgid=$usermin
	fi

	while read ANS
		do
			if [ X$ANS != "X" ];then
				if [ $ANS -lt $sysmax -a X$gidtype = "Xsystem" -o $ANS -ge $usermin -a X$gidtype = "X" ];then
					if [ $nextgid -lt $ANS ];then
						echo $nextgid
						return
					else
						((nextgid=nextgid+1))
					fi
				fi
			fi
		done < <(cat /etc/group | sed -e 's/:/ /g' | awk '{print $3}' | sort -n)

		echo $nextgid
}

findnextuid ()
{
	local nextuid=0
	local usertype=$1
	local sysmax=$(cat /etc/login.defs|grep "^SYS_UID_MAX"|awk '{print $2}')
	local usermin=$(cat /etc/login.defs|grep "^UID_MIN"|awk '{print $2}')

	if [ "X$usertype" = "Xsystem" ];then
		nextuid=0
	else
		nextuid=$usermin
	fi

	while read ANS
		do
			if [ X$ANS != "X" ];then
				if [ $ANS -lt $sysmax -a X$usertype = "Xsystem" -o $ANS -ge $usermin -a X$usertype = "X" ];then
					if [ $nextuid -lt $ANS ];then
						echo $nextuid
						return
					else
						((nextuid=nextuid+1))
					fi
				fi
			fi
		done < <(cat /etc/passwd | sed -e 's/:/ /g' | awk '{print $3}' | sort -n)

		echo $nextuid
}

findnextpair ()
{
	local type=$1
	local gid=0
	local uid=0

	gid=$(findnextgid $1)
	uid=$(findnextuid $1)

	if [ $gid -gt $uid ];then
		echo $gid
	else
		echo $uid
	fi
}

findArchive ()
{
	local url="$1"
	local name="$2"
	local suffix="$3"

	echo -e "${GREEN}Checking ...${NORMAL}" >&2
	links -ftp.use-passive 1 -dump "$url"|grep "$name" |awk '{print $NF}'|grep "${suffix}$"|sort -r|head -n1
}

checkversion ()
{
	local maxlen=0
	local val1=( ${1//./ } )
	local val2=( ${2//./ } )
	local value1
	local value2
	local j
	local mult

	maxlen=${#val1[@]}

	if [ ${#val2[@]} -gt $maxlen ];then
		maxlen=${#val2[@]}
	fi
	for ((j=0;j<$maxlen;j++))
		do
			if [ "X${val1[$j]}" = "X" ];then
				val1[$j]=0
			fi
			if [ "X${val2[$j]}" = "X" ];then
				val2[$j]=0
			fi
		done

	value1=0
	mult=1
	for ((j=${#val1[@]}-1;j>-1;j--))
		do
			value1=$((10#$value1))
			val1[$j]=$((10#${val1[$j]}))
			value1=$(($value1+(${val1[$j]}*mult)))
			mult=$((mult*100))
		done
	value2=0
	mult=1
	for ((j=${#val2[@]}-1;j>-1;j--))
		do
			value2=$((10#$value2))
			val2[$j]=$((10#${val2[$j]}))
			value2=$(($value2+(${val2[$j]}*mult)))
			mult=$((mult*100))
		done

	if [ $value1 -gt $value2 ];then
		echo 1
	fi
	if [ $value1 -lt $value2 ];then
		echo -1
	fi
	if [ $value1 -eq $value2 ];then
		echo 0
	fi
}

checketc ()
{
	local package="$1"
	local inputflag=true
	local dest
	local testflag=false

	if [ ! -d "${package}/etc" -o $CHECKETC -eq 0 ];then
		return 0
	else

#	if [ X"$THISTTY" = "X" ];then
#		export THISTTY=$(tty)
#	fi
#
#	exec 6<&0
#	exec 0<$THISTTY

		while read ETCFILES
			do
				from="$ETCFILES"
				to="${ETCFILES#$PKG}"
				if [ -e "$from" -a -e "$to" ];then
					if ! diff -Bs "$from" "$to" &>/dev/null;then
						testflag=true
					fi
				fi
			done < <(find "${package}/etc" -type f)

		if $testflag;then
			echo "Possible config files have neen found!"
			while $inputflag
				do
					read -p "Do you want to (R)eplace new files with old,(I)gnore new files,(O)verwrite old files with new,(K)eep new files with .new suffix? " ANSWER
					case $ANSWER in
						I|i)
							rm -rf "${package}/etc"
							inputflag=false
							;;
						K|k)
							while read ETCFILES
								do
									mv "$ETCFILES" "${ETCFILES}.new"||true
									dest=$(dirname "${ETCFILES#$package}")
									cp "${ETCFILES#$package}" "${package}${dest}"||true
								done < <(find "${package}/etc" -type f)
							inputflag=false
							;;
						O|o)
							echo "All default config files for this package in /etc will be replaced with the default files!"
							inputflag=false
							;;
						R|r)
							while read ETCFILES
								do
									from="$ETCFILES"
									to="${ETCFILES#$PKG}"
									cp "$to" "$from"||true
								done < <(find "${package}/etc" -type f)
							inputflag=false
							;;
						*)
							echo "Please enter I,K or O"
							;;
					esac
				done
		fi
	fi
	return 0
#	exec 0<&6 6<&-
}

gettar ()
{
	local url="$1" outname
	local section

	if [ ${NODOWNLOAD:-0} -eq 1 ];then
		return
	fi

	if [ "X$2" != "X" ];then
		section="$2"
	else
		section=""
	fi
 
 	if [ "X$3" != "X" ];then
		outname="$3"
	else
		outname="$(basename "$url")"
	fi
 
	if [ ! -e "$SOURCEARCHIVES" ];then
		mkdir -vp "$SOURCEARCHIVES"||true
	fi

	mkdir -vp "${SOURCEARCHIVES}/$section" 2>/dev/null||true
	pushd "${SOURCEARCHIVES}/$section"
		if ! type wget &> /dev/null;then
			echo "No 'wget' installed cannot download archive"
			popd
			return
		fi

		if [ "$FORCEDOWNLOAD" != "" ];then
			rm $outname &>/dev/null||true
		fi

		if [ -e $outname ];then
			popd
			return
		fi

		if ! wget --no-check-certificate -c "$url" -O "$outname";then
			echo -e "${RED}!!!!!!!Can't download file $1!!!!!${NORMAL}"
			rm "$outname"
			if [ $EXITONFAIL -eq 1 ];then
				popd
				exit -1
			fi
		fi
	popd
}

noblastlink ()
{
	local name="$1"

	find "$name" -iname "*.la" -exec rm '{}' \;

	pushd "$name"
		while read DIR
			do
				if [ $DIR != "." ];then
					realclean=/${DIR/"./"/}
					if [ X"$(file "$realclean"|grep symbolic)" != "X" ];then
						echo $DIR is a link
						pushd "${name}/$(dirname "$DIR")"
							mkdir -vp "${name}/$(readlink -f "$realclean")"
							mv "$(basename "${DIR}")"/* "${name}$(readlink -f "$realclean")"
							rm -r "${name}/${DIR}"
						popd
					fi
				fi
			done < <(find -type d)
	popd

	ldconfig||true
}

getindexes ()
{
	echo -e "${GREEN}Getting index pages ...${NORMAL}" 1>&2
	pushd /tmp &>/dev/null
		if [ $USESTABLE -eq 1 ];then
			wget http://www.linuxfromscratch.org/blfs/view/stable/longindex.html -O blfsindex.html 2>/dev/null
			wget http://www.linuxfromscratch.org/lfs/view/stable/longindex.html -O lfsindex.html 2>/dev/null
		else
			wget http://www.linuxfromscratch.org/blfs/view/svn/longindex.html -O blfsindex.html 2>/dev/null
			wget http://www.linuxfromscratch.org/lfs/view/development/longindex.html -O lfsindex.html 2>/dev/null
		fi
	popd &>/dev/null
}

makepkginfo ()
{
	local appname="$1"
	local page
	local subpage
	local infodata
	local vers

	pushd "${DATABASEFOLDER}" &>/dev/null
		for usepage in "blfsstable" "lfsstable" "blfsdev" "lfsdev"
			do
				page=""
				case $usepage in
					"blfsstable")
						echo -e "${GREEN}Checking BLFS (stable) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat blfsindex1.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="http://www.linuxfromscratch.org/blfs/view/stable/${subpage}"
						fi
						;;
					"lfsstable")
						echo -e "${GREEN}Checking LFS (stable) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat lfsindex1.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="http://www.linuxfromscratch.org/lfs/view/stable/${subpage}"
						fi
						;;
					"blfsdev")
						echo -e "${GREEN}Checking BLFS (development) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat blfsindex0.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="http://www.linuxfromscratch.org/blfs/view/svn/${subpage}"
						fi
						;;
					"lfsdev")
						echo -e "${GREEN}Checking LFS (development) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat lfsindex0.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="http://www.linuxfromscratch.org/lfs/view/development/${subpage}"
						fi
						;;
				esac

				if [ X"$page" != "X" ];then
					echo "$page"
					if [ ! -e ${appname}.html ];then
						wget $page -O ${appname}.html 2>/dev/null
					fi
					case $usepage in
					"blfsstable" | "blfsdev")
						infodata=$(cat ${appname}.html | tr "\n" "|" | grep -o '</h2>.*<p>.*</p>.*<p>' | awk -F'<p>' '{print $2}'|awk -F'</p>' '{print $1}'|sed 's/|/\n/g')
						;;
					"lfsdev" | "lfsstable")
						infodata=$(cat ${appname}.html | tr "\n" "|" | grep -o '</h1>.*</p>'|awk -F'<p>' '{printf $2}'|awk -F'</p>' '{print $1}'|sed 's/|/\n/g')
						;;
					esac
					echo $infodata|sed 's/<[^<>]*>//g;s/\. /\.\n/g'
					return
				fi
			done

		for vers in "15.0" "14.2" "14.1" "14.0" "13.37" "13.1"
			do
				echo -e "${GREEN}Checking Slackbuilds version $vers for Info ...${NORMAL}" 1>&2
				subpage=$(grep -i "SLACKBUILD LOCATION:[ ]*\./[[:alnum:]]*/${appname}$" "${vers}.txt" 2>/dev/null)||true
				if [ X"${subpage}" != "X" ];then
					subpage=${subpage#?*./}
					page="http://slackbuilds.org/slackbuilds/$vers/${subpage}/slack-desc"
					if [ ! -e ${appname}-info ];then
						wget $page -O ${appname}-info 2>/dev/null
					fi
					infodata=$(tail -n11 ${appname}-info|tr "\n" "|"|sed "s@${appname}:[ ]*@@Ig;s@[|][|]*@\n@g")
					echo "$infodata"
					return
				fi
			done
	echo -e "${RED}No info found ..." 1>&2
	popd &>/dev/null
}

showwebpage ()
{
	local appname="$1"
	local page
	local subpage
	local infodata
	local vers

	pushd "${DATABASEFOLDER}" &>/dev/null
		for usepage in "blfsstable" "lfsstable" "blfsdev" "lfsdev"
			do
				page=""
				case $usepage in
					"blfsstable")
						echo -e "${GREEN}Checking BLFS (stable) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat blfsindex1.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="https://www.linuxfromscratch.org/blfs/view/stable/${subpage}"
						fi
						;;
					"lfsstable")
						echo -e "${GREEN}Checking LFS (stable) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat lfsindex1.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="https://www.linuxfromscratch.org/lfs/view/stable/${subpage}"
						fi
						;;
					"blfsdev")
						echo -e "${GREEN}Checking BLFS (development) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat blfsindex0.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="https://www.linuxfromscratch.org/blfs/view/svn/${subpage}"
						fi
						;;
					"lfsdev")
						echo -e "${GREEN}Checking LFS (development) for $appname version ...${NORMAL}" 1>&2
						subpage=$(cat lfsindex0.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
						if [ X${subpage} != "X" ];then
							page="https://www.linuxfromscratch.org/lfs/view/development/${subpage}"
						fi
						;;
				esac

				if [ X"$page" != "X" ];then
					xdg-open "$page"
					return
				fi
			done

		for vers in "15.0" "14.2" "14.1" "14.0" "13.37" "13.1"
			do
				echo -e "${GREEN}Checking Slackbuilds version $vers for Info ...${NORMAL}" 1>&2
				subpage=$(grep -i "SLACKBUILD LOCATION:[ ]*\./[[:alnum:]]*/${appname}$" "${vers}.txt" 2>/dev/null)||true
				if [ X"${subpage}" != "X" ];then
					subpage=${subpage#?*./}
					page="http://slackbuilds.org/slackbuilds/$vers/${subpage}"
					xdg-open "$page"
					return
				fi
			done
	echo -e "${RED}No info found ..." 1>&2
	popd &>/dev/null
}

printversioninfo ()
{
	case $(checkversion $1 $2) in
		1)
			echo -e "${BLUE}Package $3 may need updating to $1${NORMAL}" >&2
#			echo "$4"
			;;
		-1)
			echo -e "${RED}Package $3 build script version greater than documented version ???${NORMAL}" >&2
			echo -e "${RED}Package $3 build script version=$2, documented version=$1${NORMAL}" >&2
			
			;;
		0)
			echo -e "${GREEN}Package $3 version $2 is Ok ...${NORMAL}" >&2
			;;
	esac
	echo "$4"
}

checkforversion ()
{
	local appname
	local page
	local subpage
	local infodata
	local vers
	local packageversion
	local packages

	pushd "${DATABASEFOLDER}" &>/dev/null
		for packages in ${OPTS[@]}
			do
				appname=$packages
				for usepage in "lfsstable" "blfsstable" "15.0" "14.2" "14.1" "14.0" "13.37" "13.1" "lfsdev" "blfsdev"
					do
						case $usepage in
							"lfsstable")
								echo -e "${GREEN}Checking LFS (stable) for $appname version ...${NORMAL}" 1>&2
								subpage=$(cat lfsindex1.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
								if [ X${subpage} != "X" ];then
									page="http://www.linuxfromscratch.org/lfs/view/stable/${subpage}"
								fi
								;;
							"blfsstable")
								echo -e "${GREEN}Checking BLFS (stable) for $appname version ...${NORMAL}" 1>&2
								subpage=$(cat blfsindex1.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
								if [ X${subpage} != "X" ];then
									page="http://www.linuxfromscratch.org/blfs/view/stable/${subpage}"
								fi
								;;
							"lfsdev")
								echo -e "${GREEN}Checking LFS (development) for $appname version ...${NORMAL}" 1>&2
								subpage=$(cat lfsindex0.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
								if [ X${subpage} != "X" ];then
									page="http://www.linuxfromscratch.org/lfs/view/development/${subpage}"
								fi
								;;
							"blfsdev")
								echo -e "${GREEN}Checking BLFS (development) for $appname version ...${NORMAL}" 1>&2
								subpage=$(cat blfsindex0.html | grep -i "/${appname}.html"|sed -n 's/.*\(".*.html"\).*/\1/g;s/"//gp'|head -n1)
								if [ X${subpage} != "X" ];then
									page="http://www.linuxfromscratch.org/blfs/view/svn/${subpage}"
								fi
								;;
							*)
								echo -e "${GREEN}Checking Slackbuilds version $usepage for $appname version ...${NORMAL}" 1>&2
								linenumber=$(grep --line-number -i "SLACKBUILD NAME:[ ]*${appname}$" "${usepage}.txt"|awk -F: '{print $1}')
								if [ X$linenumber != "X" ];then
									vers=$(sed -n "$((linenumber+3))p" "${usepage}.txt"|awk -F: '{print $2}')
									infodata=$(sed -n "/name=${appname}/I,/Installed version=/p" "${DATABASE}")
									packageversion=$(echo "$infodata"|sed -n '2p'|awk -F= '{print $2}')
									printversioninfo $vers $packageversion $appname "$infodata"
									subpage=$(grep -i "SLACKBUILD LOCATION:[ ]*\./[[:alnum:]]*/${appname}$" "${usepage}.txt")
									subpage=${subpage#?*./}
									page="http://slackbuilds.org/repository/${usepage}/${subpage}/?search=${appname}"
									echo "More info here: $page"
									continue 2
								fi
								;;
						esac

						if [ X${page} != "X" ];then
							if [ ! -e ${appname}.html ];then
								wget $page -O ${appname}.html 2>/dev/null
							fi
							infodata=$(cat ${appname}.html|grep -i "\b$appname\b"|head -n1)							
							vers=${infodata##?*-}
							infodata=$(sed -n "/name=${appname}$/I,/Installed version=/p" "${DATABASE}")
							packageversion=$(echo "$infodata"|sed -n '2p'|awk -F= '{print $2}')
							printversioninfo $vers $packageversion $appname "$infodata"
							continue 2
					fi
					done
				echo -e "${RED}No version info for $appname found ...${NORMAL}" 1>&2
			done
	popd &>/dev/null
}

packageclean ()
{
	local pkgname="$1"
	local scriptfolder="${2:-.}"
	local buildscript="$0"

	if [ -e "$scriptfolder/preinstall" ];then
		cp "$scriptfolder/preinstall" "$pkgname"
	fi

	if [ -e "$scriptfolder/postinstall" ];then
		cp "$scriptfolder/postinstall" "$pkgname"
	fi

	if [ -e "$scriptfolder/info" ];then
		cp "$scriptfolder/info" "$pkgname"
	fi

	cp "${scriptfolder}/${buildscript}" "${pkgname}/buildscript.txt"

	pushd "$pkgname"
		find "$pkgname" -iname "*.la" -exec rm '{}' \; || true
		find | xargs file | grep -e "executable" -e "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
		rm -rf tmp
		if [ ${DELETEDOCS:-0} -eq 1 ];then
			find usr/share/locale/ -maxdepth 1 -mindepth 1 -type d -not -iname "${LANG%_?*}*" -exec rm -rf '{}' \; || true
			find usr/share/doc -delete || true
			find usr/share/man -delete || true
			find usr/share/info -delete || true
			find usr/share/gtk-doc -delete || true
		fi
	popd
	ldconfig||true
}

extractarchive ()
{
	local archive="$1"
	local what=$2
	local comm="tar -xvf"
	local upname
	local resetperms=1

	case $what in
		"zip")
			#resetperms=0
			comm="unzip"
			;;
		*)
			upname="${archive^^}"
			if [ "${upname##?*.}" = "ZIP" ];then
				#resetperms=0
				comm=unzip
			fi
			;;
	esac

	if [ $UID -eq 0 ];then
#		su -s "/bin/sh" nobody -c "$comm  "$archive""//TODO//
		if [ $resetperms -eq 1 ];then
			perms=$(stat --format="%a" $(pwd))
			$comm "$archive"
			chmod $perms $(pwd)
		else
			$comm "$archive"
		fi
	else
		$comm "$archive"
	fi
}

printBuildInfo ()
{

	find $ROOTDIR/var/lib/lfspkg/packages/ -type d -iname "${1}*"|while read
		do
			echo -e "${GREEN}Pkg info for $(basename ${REPLY})${NORMAL}"
			cat $REPLY/info 2>/dev/null||true
			if [ -e $REPLY/preinstall ];then
				echo
				echo -e "${GREEN}Pre Install${NORMAL}"
				cat $REPLY/preinstall 2>/dev/null||true
			fi
			if [ -e $REPLY/postinstall ];then
				echo
				echo -e "${GREEN}Post Install${NORMAL}"
				cat $REPLY/postinstall 2>/dev/null||true
			fi
			if [ -e $REPLY/buildscript.txt ];then
				echo
				echo -e "${GREEN}Build Script${NORMAL}"
				cat $REPLY/buildscript.txt 2>/dev/null||true
			fi
			echo
		done
}

searchinfos ()
{
#tobe done
:
}

findScriptFromWeb ()
{
	local	pkg="${1%%-?*}"
	local	htmlpage=/tmp/page$$.html
	local	lfsversion
	local	thelink

	ANYVERSION=1 lfspkg -Z 3 "$pkg"

#lfs
	for lfsversion in "stable" "svn"
		do
		curl "https://www.linuxfromscratch.org/blfs/view/stable/longindex.html" 2>/dev/null > $htmlpage
		startline=$(grep -n 'id="program-index"' $htmlpage|awk -F: '{print $1}')

		hrefs=$(sed -n "$startline,\$p" $htmlpage |grep "$pkg.*:" -A 4|sed -n "s@.*href=\"\([^\"]*\).*@http://www.linuxfromscratch.org/blfs/view/$lfsversion/\1@p"|grep -v "#"|sort -u)
		if [ "X$hrefs" = "X" ];then
			hrefs=$(sed -n "$startline,\$p" $htmlpage |grep -i "$pkg.*:" -A 4|sed -n "s@.*href=\"\([^\"]*\).*@http://www.linuxfromscratch.org/blfs/view/$lfsversion/\1@p"|grep -v "#"|sort -u)
		fi

		if [ "X$hrefs" = "X" ];then
			echo "Nothing at linuxfromscratch $lfsversion .."
		else
			for arg in $hrefs
				do
					echo "${arg}"
				done
		fi
	done
	rm $htmlpage

#sbo search
	for sboversion in "15.0" "14.2" "14.1" "14.0" "13.37" "13.1"
		do
			curl "https://slackbuilds.org/result/?search=$pkg&sv=$sboversion" 2> /dev/null > $htmlpage
			if ! grep "No results" $htmlpage &>/dev/null;then
				echo "https://slackbuilds.org/result/?search=$pkg&sv=$sboversion"
			else
				echo "Nothing at SBO $sboversion .."
			fi
		done
	rm $htmlpage
#slackware search
	for sboversion in "15.0" "14.2" "14.1" "14.0" "13.37" "13.1"
		do
			curl -L "https://mirrors.slackware.com/slackware/slackware-$sboversion/source/FILE_LIST" 2>/dev/null >$htmlpage
			thelink=$(grep "${pkg}.SlackBuild" $htmlpage |head -n1|awk '{print $NF}')
			if [ "$thelink" != "" ];then
				echo "https://mirrors.slackware.com/slackware/slackware-$sboversion/source/$thelink"
			else
				echo "Nothing at slackware $sboversion .."
			fi
		done
	rm $htmlpage
#arch search
	curl "https://archlinux.org/packages/?sort=&q=$pkg&maintainer=&flagged=" 2>/dev/null >$htmlpage
	if ! grep "No matching packages found" $htmlpage &>/dev/null;then
		echo "https://archlinux.org/packages/?sort=&q=$pkg&maintainer=&flagged="
	else
		echo "Nothing at arch .."
	fi
	rm $htmlpage
}