--- trunk/mage/usr/lib/mage/mage4.functions.sh	2005/09/11 19:47:08	240
+++ trunk/mage/usr/lib/mage/mage4.functions.sh	2006/01/01 22:59:52	310
@@ -1,6 +1,6 @@
 #!/bin/bash
 # Magellan Linux Installer Functions (mage.functions.sh)
-# $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh,v 1.3 2005-09-11 19:47:08 niro Exp $
+# $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh,v 1.12 2006-01-01 22:59:52 niro Exp $
 
 mage_setup()
 {
@@ -379,7 +379,7 @@
 		[ -z "${pathto}" ] && continue
 		[[ ${VERBOSE} = on ]] && echo -e "\t>>> CHAR: ${MROOT}${pathto}"
 
-		mknode -m ${posix} -c "${MROOT}${pathto}"
+		mknod -m ${posix} -c "${MROOT}${pathto}"
 	done < ${BUILDDIR}/${pkgname}/.char
 
 	# very important: unsetting the '§' fieldseperator
@@ -432,6 +432,7 @@
 	local magefile
 	local dbrecorddir
 	local provide
+	local i
 
 	# very basic getops
 	for i in $*
@@ -473,7 +474,6 @@
 
 	# create fake file descriptors
 	# used by virtual and source packages
-	local i
 	for i in .dirs .symlinks .files .pipes .char
 	do
 		touch ${dbrecorddir}/${i}
@@ -504,7 +504,10 @@
 	provide="$(get_value_from_magefile PROVIDE ${magefile})"
 	if [ -n "${provide}" ]
 	then
-		virtuals_add "${provide}" "${pcat}/${pname}"
+		for i in ${provide}
+		do
+			virtuals_add "${i}" "${pcat}/${pname}"
+		done
 	fi
 }
 
@@ -523,6 +526,7 @@
 	local magefile
 	local dbrecorddir
 	local provide
+	local i
 
 	# very basic getops
 	for i in $*
@@ -552,11 +556,18 @@
 	# abort if mage file not exists
 	[ ! -f ${magefile} ] && die "remove_database_entry() ${magefile} not exist."
 
-	# first unregister virtuals
-	provide="$(get_value_from_magefile PROVIDE ${magefile})"
-	if [ -n "${provide}" ]
+	# remove virtuals only if no other exist
+	if [[ $(count_installed_pkgs --pcat ${pcat} --pname ${pname}) -le 1 ]]
 	then
-		virtuals_del "${provide}" "${pcat}/${pname}"
+		# first unregister virtuals
+		provide="$(get_value_from_magefile PROVIDE ${magefile})"
+		if [ -n "${provide}" ]
+		then
+			for i in ${provide}
+			do
+				virtuals_del "${i}" "${pcat}/${pname}"
+			done
+		fi
 	fi
 
 	# removes database entry
@@ -566,6 +577,39 @@
 	fi
 }
 
+# get the number of installed packages
+count_installed_pkgs()
+{
+	local pcat
+	local pname
+	local pkg
+	local i
+
+	# very basic getops
+	for i in $*
+	do
+		case $1 in
+			--pcat|-c) shift; pcat="$1" ;;
+			--pname|-n) shift; pname="$1" ;;
+		esac
+		shift
+	done
+
+	# sanity checks; abort if not given
+	[ -z "${pcat}" ] && die "pkg_count() \$pcat not given."
+	[ -z "${pname}" ] && die "pkg_count() \$pname not given."
+
+	declare -i i=0
+	for pkg in $(get_uninstall_candidates --pcat ${pcat} --pname ${pname})
+	do
+		(( i++ ))
+		#echo "$i ${pkg}"
+	done
+
+	# return the value
+	echo "${i}"
+}
+
 
 ###################################################
 # function compare_mtime                          #
@@ -758,10 +802,35 @@
 		# 1=keep me   #
 		case ${retval} in
 			0)
-				[[ ${VERBOSE} = on ]] && echo -e "\t<<< FILE: ${MROOT}${pathto}"
-				rm "${MROOT}${pathto}"
-				;;
+				# check if the file is config_protected
+				# ${MROOT} will automatically added if set !!
+				is_config_protected "${pathto}"
+				retval="$?"
+		
+				# 0 - not protected        #
+				# 1 - error                #
+				# 2 - protected            #
+				# 3 - protected but masked #
+		
+				case ${retval} in
+					# file is not protected - delete it
+					0|3)
+						[[ ${VERBOSE} = on ]] && echo -e "\t<<< FILE: ${MROOT}${pathto}"
+						rm "${MROOT}${pathto}"
+						;;
 
+					# file is protected, do not delete
+					2)
+						if [[ ${VERBOSE} = on ]]
+						then
+							echo -en "${COLRED}"
+							echo -n "! prot "
+							echo -en "${COLDEFAULT}"
+							echo " === FILE: ${MROOT}${pathto}"
+						fi
+						;;
+				esac
+				;;
 			1)
 				[[ ${VERBOSE} = on ]] && \
 					echo -e "${COLRED}! mtime${COLDEFAULT} === FILE: ${MROOT}${pathto}"
@@ -1087,7 +1156,7 @@
 				--continue \
 				--progress bar \
 				--directory-prefix=${PKGDIR} \
-				${opt} ${mirr}/packages/${pkg}
+				${opt} ${mirr}/${PACKAGES_SERVER_PATH}/${pkg}
 			if [[ $? = 0 ]]
 			then
 				break
@@ -1219,7 +1288,7 @@
 	STATE="$(get_value_from_magefile STATE "$1")"
 
 	# state testing
-	if [[ ${USE_TESTING} = true ]]
+	if [[ ${USE_TESTING} = true ]] || [[ ${MAGE_DISTRIBUTION} = testing ]]
 	then
 		case ${STATE} in
 			testing|stable) return 0 ;;
@@ -1228,7 +1297,7 @@
 	fi
 
 	# state unstable
-	if [[ ${USE_UNSTABLE} = true ]]
+	if [[ ${USE_UNSTABLE} = true ]] || [[ ${MAGE_DISTRIBUTION} = unstable ]]
 	then
 		case ${STATE} in
 			unstable|testing|stable) return 0 ;;
@@ -1490,6 +1559,7 @@
 	local oldline
 	local line i
 	local installed_file
+	local OLDIFS
 
 	if virtuals_read ${virtualname}
 	then
@@ -1512,6 +1582,7 @@
 		# make a backup
 		mv ${MROOT}${VIRTUALDB_FILE} ${MROOT}${VIRTUALDB_FILE}.old
 
+		OLDIFS="${IFS}"
 		IFS=$'\n'
 		for line in $(< ${MROOT}${VIRTUALDB_FILE}.old)
 		do
@@ -1523,10 +1594,10 @@
 				echo "${line}" >> ${MROOT}${VIRTUALDB_FILE}
 			fi
 		done
-
-		#unset IFS
+		# unset IFS
+		IFS="${OLDIFS}"
 	else
-		echo -ne "${COLBLUE} *** ${COLDEFAULT}"
+		echo -ne "${COLBLUE} >>> ${COLDEFAULT}"
 		echo "register ${pkgname} as ${virtualname} ..."
 		echo "${virtualname} ${pkgname}" >> ${MROOT}${VIRTUALDB_FILE}
 	fi
@@ -1538,61 +1609,68 @@
 #$1 virtualname; $2 pkgname
 virtuals_del() {
 
-	local VIRTUAL_NAME PKG_NAME OLD_LINE METHOD line i x PKG_INSTALLED
-	
-	VIRTUAL_NAME=$1
-	PKG_NAME=$2
-	
-	#first check if exists
-	if virtuals_read ${VIRTUAL_NAME}
+	local virtualname="$1"
+	local pkgname="$2"
+	local oldline
+	local method
+	local line i x
+	local pkg_installed
+	local OLDIFS
+
+	# first check if exists
+	if virtuals_read ${virtualname}
 	then
-		#get method -> delall or update and check if ${PKG_NAME} exists in ${VIRTUAL_NAME}
+		# get method -> delall or update and check if ${PKG_NAME} exists in ${VIRTUAL_NAME}
 		declare -i x=0
-		for i in $(virtuals_read ${VIRTUAL_NAME} showpkgs)
+		for i in $(virtuals_read ${virtualname} showpkgs)
 		do
-			if [ "${i}" == "${PKG_NAME}" ]
+			if [[ ${i} = ${pkgname} ]]
 			then
-				PKG_INSTALLED=true
+				pkg_installed=true
 			fi
 			((x++))
 		done
-		
-		#abort if not installed
-		if [ "${PKG_INSTALLED}" != "true" ]
+
+		# abort if not installed
+		if [[ ${pkg_installed} != true ]]
 		then
-			echo "!!!! ${PKG_NAME} does not exists in ${VIRTUAL_NAME}."
+			echo -ne "${COLBLUE} --- ${COLDEFAULT}"
+			echo "${pkgname} does not exists in ${virtualname}."
 			return 0
 		fi
-		
+
 		if [ ${x} -ge 2 ]
 		then
-			METHOD=update
+			method=update
 		else
-			METHOD=delall
+			method=delall
 		fi
-		
-		#get the complete line
-		OLD_LINE="$(virtuals_read ${VIRTUAL_NAME} showline)"
-		
-		#make a backup
+
+		# get the complete line
+		oldline="$(virtuals_read ${virtualname} showline)"
+
+		# make a backup of the db
 		mv ${VIRTUALDB_FILE} ${VIRTUALDB_FILE}.old
-		
-		#parse virtualdb
+
+		# parse virtualdb
+		OLDIFS="${IFS}"
 		IFS=$'\n'
 		for line in $(< ${VIRTUALDB_FILE}.old)
 		do
-			if [ "${line}" == "${OLD_LINE}" ]
+			if [[ ${line} = ${oldline} ]]
 			then
 				#delall or update?
-				case ${METHOD} in
+				case ${method} in
 					update)
-						echo "<<<< Unlinking ${PKG_NAME} from ${VIRTUAL_NAME} in virtual database ..."
-						#del PKG_NAME from line
-						echo "${line/ ${PKG_NAME}/}" >> ${VIRTUALDB_FILE}
+						echo -ne "${COLBLUE} *** ${COLDEFAULT}"
+						echo "Unlinking ${pkgname} from ${virtualname} in virtual database ..."
+						# del PKG_NAME from line
+						echo "${line/ ${pkgname}/}" >> ${VIRTUALDB_FILE}
 						;;
 					delall)
-						echo "<<<< Deleting ${VIRTUAL_NAME} in virtual database ..."
-						#continue; do not write anything
+						echo -ne "${COLBLUE} <<< ${COLDEFAULT}"
+						echo "Deleting ${virtualname} in virtual database ..."
+						# continue; do not write anything
 						continue
 						;;
 				esac
@@ -1600,9 +1678,11 @@
 				echo "${line}" >> ${VIRTUALDB_FILE}
 			fi
 		done
-		unset IFS
+		# unset IFS
+		IFS="${OLDIFS}"
 	else
-		echo "!!!! ${VIRTUAL_NAME} does not exists in virtual database."
+		echo -ne "${COLBLUE} --- ${COLDEFAULT}"
+		echo "${virtualname} does not exists in virtual database."
 	fi
 }
 
@@ -1667,7 +1747,7 @@
 	local newest_mage
 	local installed_mage
 
-	newest_mage="$( CATEGORIE=app-mage MAGENAME=mage get_highest_magefile;echo $(basename ${MAGEFILE} .mage) )"
+	newest_mage="$(basename $(get_highest_magefile app-mage mage) .mage)"
 	installed_mage="$(magequery -n mage | cut -d' ' -f5)"
 
 	if [[ ${newest_mage} > ${installed_mage} ]]
@@ -1960,6 +2040,8 @@
 	local PKGTYPE
 	local preinstall
 	local postinstall
+	local preremove
+	local postremove
 
 	# sanity checks
 	[ -f ${magefile} ] && source ${magefile} || \
@@ -1969,6 +2051,12 @@
 	source ${magefile}
 	eval value=\$$(echo ${var})
 	echo "${value}"
+
+	# unset these functions
+	unset -f preinstall
+	unset -f postinstall
+	unset -f preremove
+	unset -f postremove
 }
 
 mage_install()
@@ -1985,6 +2073,8 @@
 	local PKGTYPE
 	local preinstall
 	local postinstall
+	local preremove
+	local postremove
 
 	local pcat
 	local pname
@@ -2146,6 +2236,12 @@
 # 	echo -ne "${COLBLUE}${pcat}/${COLDEFAULT}"
 # 	echo -ne "${COLGREEN}${pname}-${pver}-${pbuild}${COLDEFAULT} "
 	echo "successfully installed."
+
+	# unset these functions
+	unset -f preinstall
+	unset -f postinstall
+	unset -f preremove
+	unset -f postremove
 }
 
 md5sum_packages()
@@ -2304,6 +2400,8 @@
 	local PKGTYPE
 	local preinstall
 	local postinstall
+	local preremove
+	local postremove
 
 	local pcat
 	local pname
@@ -2401,6 +2499,12 @@
 # 	echo -ne "${COLBLUE}${pcat}/${COLDEFAULT}"
 # 	echo -ne "${COLGREEN}${pname}-${pver}-${pbuild}${COLDEFAULT} "
 	echo "successfully removed."
+
+	# unset these functions
+	unset -f preinstall
+	unset -f postinstall
+	unset -f preremove
+	unset -f postremove
 }
 
 show_etc_update_mesg() {
@@ -2499,3 +2603,25 @@
 		unset ipbuild
 	done
 }
+
+export_inherits()
+{
+	local include="$1"
+	shift
+
+	while [ "$1" ]
+	do
+		local functions="$1"
+
+		# sanity checks
+		[ -z "${include}" ] && die "export_inherits(): \$include not given."
+		[ -z "${functions}" ] && die "export_inherits(): \$functions not given."
+
+		eval "${functions}() { ${include}_${functions} ; }"
+
+		# debug
+		[[ ${MAGEDEBUG} = on ]] && typeset -f "${functions}"
+
+		shift
+	done
+}