--- trunk/mage/usr/lib/mage/depwalker.sh	2008/02/26 19:51:40	677
+++ trunk/mage/usr/lib/mage/depwalker.sh	2011/12/28 09:59:15	1562
@@ -1,7 +1,6 @@
 #!/bin/bash
-
-#depwalker
-# $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/depwalker.sh,v 1.9 2008-02-26 19:51:40 niro Exp $
+# $Id$
+# dependeny walker
 
 # default die function
 die()
@@ -22,27 +21,6 @@
 	source ${MLIBDIR}/mage4.functions.sh || \
 	die "mage functions missing"
 
-# for tests only
-# source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage.rc.global
-# source /etc/mage.rc
-# source /home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage/mage4.functions.sh
-# MLIBDIR=/home/tjoke/alx-cvs/magellan-src/mage/usr/lib/mage
-
-# not serious if missing, only needed for colors
-[ -f /etc/init.d/functions ] && source /etc/init.d/functions
-
-# disable colors if wanted
-if [[ ${NOCOLORS} = true ]]
-then
-	COLRED=""
-	COLGREEN=""
-	COLYELLOW=""
-	COLBLUE=""
-	COLMAGENTA=""
-	COLWHITE=""
-	COLDEFAULT=""
-fi
-
 usage()
 {
 	echo
@@ -57,7 +35,7 @@
 	echo "                         install, srcinstall, depend, srcdepend"
 	echo "                         upgrade, srcupgrade"
 	echo
-	echo "method,name, version and build must be given !"
+	echo "method, name, version and build must be given !"
 	echo
 	exit 1
 }
@@ -143,6 +121,14 @@
 	DFILE="$1"
 
 	source ${DFILE}
+
+	# forced nodeps
+	if [[ ${NODEPS} = true ]]
+	then
+		DEPEND=""
+		SDEPEND=""
+	fi
+
 	MY_DEPEND="${DEPEND}"
 
 	# for srcinstall & srcdepend only; SDEPEND also needed
@@ -199,7 +185,7 @@
 		PVER="$(magename2pver ${HIGHEST_DEPFILE})"
 		PBUILD="$(magename2pbuild ${HIGHEST_DEPFILE})"
 
-		## check ob schon in ALLDEPS enthalten dann mach weiter
+		## dep already in ALLDEPS? then going on
 
 		# usage of fgrep is extremly slow and consumes a lot of cpu power
 		#if [ -z "$(echo ${ALLDEPS} | fgrep "${HIGHEST_DEPFILE}")" ]
@@ -218,11 +204,6 @@
 	return 0
 }
 
-
-### abort if this package is already installed (retval 3)
-# maybe later ?
-#[ -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ] && exit 3
-
 [[ ${METHOD} = pretend ]] || \
 	[[ ${METHOD} = srcpretend ]] || \
 	[[ ${METHOD} = uppretend ]] || \
@@ -244,11 +225,19 @@
 		# get the highest mage file from mage-db
 		MAGEFILE="$(get_highest_magefile ${PCAT} ${PNAME})"
 
+		# if no install candidate was found, record this
+		# and process with the next one
+		if [[ -z ${MAGEFILE} ]]
+		then
+			NO_UPGRADE_CANDIDATE="${NO_UPGRADE_CANDIDATE} ${PCAT}/${PNAME}"
+			continue
+		fi
+
 		# now get the pver&pbuild from the new file
 		PVER="$(magename2pver ${MAGEFILE})"
 		PBUILD="$(magename2pbuild ${MAGEFILE})"
 
-		# do not wander files which are installed
+		# do not walk files which are installed
 		if [ ! -d ${INSTALLDB}/${PCAT}/${PNAME}-${PVER}-${PBUILD} ]
 		then
 			# get dependencies the package
@@ -264,7 +253,7 @@
 		fi
 	done
 else
-	# get dependencies the package
+	# get all dependencies of the package
 	rumwandern ${MAGEFILE}
 
 	# now add the package itself to the dependencies
@@ -309,6 +298,20 @@
 	echo "done"
 	echo -e "${list}"
 	echo
+
+	if [[ ! -z ${NO_UPGRADE_CANDIDATE} ]]
+	then
+		echo -e "${COLRED}Currently no candidates found for:${COLDEFAULT}"
+		for i in ${NO_UPGRADE_CANDIDATE}
+		do
+			echo -e "${COLRED}    ${i}${COLDEFAULT}"
+		done
+		echo
+		echo -e "${COLRED}Please consider to uninstall all of them first,${COLDEFAULT}"
+		echo -e "${COLRED}because these packages does not exist in this distribution${COLDEFAULT}"
+		echo -e "${COLRED}anymore and there will be no further support for them.${COLDEFAULT}"
+		echo
+	fi
 fi
 
 ## return output from src/install deps
@@ -317,6 +320,3 @@
 	[[ ${METHOD} = upgrade ]] || \
 	[[ ${METHOD} = srcupgrade ]] && \
 	echo "${ALLDEPS}"
-
-# delete ${BUILDDIR}/virtuals if exists as not needed anymore
-#[ -d ${BUILDDIR}/virtuals ] && rm -rf ${BUILDDIR}/virtuals