VERSION="0.7"

VERSION="0.7"

# Changelog

# Changelog

# version 0.7.8   2007/07/13

# version 0.7.8   2007/07/13

#		- added option -O to call of emerge when finding mirrors

#		- added option -O to call of emerge when finding mirrors

#		- replaced some calls of coreutils with bash-internals

#		- replaced some calls of coreutils with bash-internals

remove() {

remove() {

	output "${GREEN}You have chosen to remove ${CYAN}$1\n"

	output "${GREEN}You have chosen to remove ${CYAN}$1\n"

	removeme=true

	removeme=true

	for n in $(grep -v "^#" ${DO_NOT_REMOVE})

	for n in $(grep -v "^#" ${DO_NOT_REMOVE})

	do

	do

       		grep -q $n <<< "$1"  && removeme=false && output "${CYAN}${1}${RED} is not deleted, since it matches ${n} in ${DO_NOT_REMOVE}"

       		grep -q $n <<< "$1"  && removeme=false && output "${CYAN}${1}${RED} is not deleted, since it matches ${n} in ${DO_NOT_REMOVE}"

	done

	done

	popd >/dev/null 2>&1

	popd >/dev/null 2>&1

}

}

			-e "s/src4/srcDDD/g" \

			-e "s/src4/srcDDD/g" \

			-e "s/src5/srcEEE/g" \

			-e "s/src5/srcEEE/g" \

			-e "s/src6/srcFFF/g" \

			-e "s/src6/srcFFF/g" \

	fi

	fi

	# ignore PR for src-files of firefox

	# ignore PR for src-files of firefox

		   -e "s/rc//g" \

		   -e "s/rc//g" \

		   -e "s/[\._-]//g" \

		   -e "s/[\._-]//g" \

		   -e "s/\+//g" \

		   -e "s/\+//g" \

}

}

# create or update a config-file

# create or update a config-file

add_to_configfile LOCAL_MIRROR "" "set this to one or more (space separated) URI ending with '/' if you want to check one or more local mirror(s) first\n# most people just leave it empty."

add_to_configfile LOCAL_MIRROR "" "set this to one or more (space separated) URI ending with '/' if you want to check one or more local mirror(s) first\n# most people just leave it empty."

add_to_configfile DELTUP_SERVER "http://linux01.gwdg.de/~nlissne/deltup.php" "deltup-server to use"

add_to_configfile DELTUP_SERVER "http://linux01.gwdg.de/~nlissne/deltup.php" "deltup-server to use"

add_to_configfile FETCH "/usr/bin/wget -t 1 --passive-ftp" "command to use for downloading"

add_to_configfile FETCH "/usr/bin/wget -t 1 --passive-ftp" "command to use for downloading"

add_to_configfile QUEUERETRY 15 "number of seconds to wait before a queued request is retried"

add_to_configfile QUEUERETRY 15 "number of seconds to wait before a queued request is retried"

add_to_configfile MAXIMUM_ACCEPTABLE_QUEUEPOS "15" "the maximum queuepos you would accept (if higher download full archive instead)"

add_to_configfile MAXIMUM_ACCEPTABLE_QUEUEPOS "15" "the maximum queuepos you would accept (if higher download full archive instead)"

add_to_configfile QUEUETIMEOUT 900 "when a dtu-request is queued - how long should we wait max. before downloading the original archive instead (in seconds)"

add_to_configfile QUEUETIMEOUT 900 "when a dtu-request is queued - how long should we wait max. before downloading the original archive instead (in seconds)"

add_to_donotremove "^rp-pppoe"

add_to_donotremove "^rp-pppoe"

then

then

	COLOR=true

	COLOR=true

	echo -e "${YELLOW}getdelta.sh version ${VERSION}"

	echo -e "${YELLOW}getdelta.sh version ${VERSION}"

	echo "This script has to be called like this:"

	echo "This script has to be called like this:"

	echo -e "${CYAN}$0 <URI>"

	echo -e "${CYAN}$0 <URI>"

	echo -e "\n${YELLOW}To use it, you should just put the following line into your /etc/make.conf"

	echo -e "\n${YELLOW}To use it, you should just put the following line into your /etc/make.conf"

	echo -e "\n${YELLOW}There is a config-file ${CYAN}${GETDELTA_CONFIGFILE}${YELLOW} with some variables to control the behaviour of this script."

	echo -e "\n${YELLOW}There is a config-file ${CYAN}${GETDELTA_CONFIGFILE}${YELLOW} with some variables to control the behaviour of this script."

	echo -e "Edit it to your needs.${NORMAL}"

	echo -e "Edit it to your needs.${NORMAL}"

	exit 1

	exit 1

	output "use getdelta.sh for your FETCHCOMMAND, only." &&

	output "use getdelta.sh for your FETCHCOMMAND, only." &&

	sleep 5 && exit 1

	sleep 5 && exit 1

ORIG_URI=$1

ORIG_URI=$1

# repoman downloads metadata.dtd with FETCHCOMMAND

# repoman downloads metadata.dtd with FETCHCOMMAND

# this should not be done with getdelta - so just fetch the file and exit

# this should not be done with getdelta - so just fetch the file and exit

# dtu files.

# dtu files.

if [ "${NEW_FILE}" = "metadata.dtd" ] || [ "$GETDELTA" = "0" ]

if [ "${NEW_FILE}" = "metadata.dtd" ] || [ "$GETDELTA" = "0" ]

then

then

	exit $?

	exit $?

fi

fi

#

#

output "${GREEN}Searching for a previously downloaded file in ${YELLOW}${DISTDIR}\n"

output "${GREEN}Searching for a previously downloaded file in ${YELLOW}${DISTDIR}\n"

length_first_chars=${#first_chars}

length_first_chars=${#first_chars}

[ $length_first_chars -lt 3 ] && first_chars="${NEW_FILE:0:2}"

[ $length_first_chars -lt 3 ] && first_chars="${NEW_FILE:0:2}"

let len1=${#mask}

let len1=${#mask}

filelist=""

filelist=""

do

do

	mask2=$(mask_name "${name}")

	mask2=$(mask_name "${name}")

	# add any file, that results in the same mask or differ not more than two letters

	# add any file, that results in the same mask or differ not more than two letters

	# find matching part of filename - first: frontmatch

	# find matching part of filename - first: frontmatch

	x=0;

	x=0;

	match=""

	match=""

	while [ -z "$match" ]

	while [ -z "$match" ]

	do

	do

	FILE_IS_CORRUPT=false

	FILE_IS_CORRUPT=false

	if $CHECK_OLD_FILE 

	if $CHECK_OLD_FILE 

	then

	then

		if [ "$file_digest" ]

		if [ "$file_digest" ]

		then

		then

			file_md5=$(cut -d ' ' -f2 <<< "$file_digest") 

			file_md5=$(cut -d ' ' -f2 <<< "$file_digest") 

				FILE_IS_CORRUPT=true

				FILE_IS_CORRUPT=true

			fi

			fi

		else

		else

			then

			then

				output "${YELLOW}Could not find a digest-file for ${CYAN}${best_candidate}${YELLOW}. Testing file integrity with tar.\n"

				output "${YELLOW}Could not find a digest-file for ${CYAN}${best_candidate}${YELLOW}. Testing file integrity with tar.\n"

				if ! tar -tf ${best_candidate} >/dev/null

				if ! tar -tf ${best_candidate} >/dev/null

		# Remember where we are, and go to a new dir there we can work

		# Remember where we are, and go to a new dir there we can work

		tmp_dwn_dest="${DISTDIR}/.getdelta-`date +%N`-tmp"

		tmp_dwn_dest="${DISTDIR}/.getdelta-`date +%N`-tmp"

		# If user abort Ctrl+C (signal 2), remove tmp-dir; enabable trap again and send it again to stop wget

		# If user abort Ctrl+C (signal 2), remove tmp-dir; enabable trap again and send it again to stop wget

		# thanks to MATSUI Fe2+ Tetsushi for idea and patch

		# thanks to MATSUI Fe2+ Tetsushi for idea and patch

		FILESIZE=$(stat -c %s "${DISTDIR}/${best_candidate}")

		FILESIZE=$(stat -c %s "${DISTDIR}/${best_candidate}")

				done

				done

			fi

			fi

			then

			then

				output "\n${RED}The server could not build the dtu-file for ${NEW_FILE}\n" 

				output "\n${RED}The server could not build the dtu-file for ${NEW_FILE}\n" 

				output "${YELLOW}reason:\n${RED}$(cat ${best_candidate}-${NEW_FILE}.failed)\n" 

				output "${YELLOW}reason:\n${RED}$(cat ${best_candidate}-${NEW_FILE}.failed)\n" 

			fi

			fi

			then

			then

				output "${GREEN}Successfully fetched the dtu-file - let's build ${NEW_FILE}...\n" 

				output "${GREEN}Successfully fetched the dtu-file - let's build ${NEW_FILE}...\n" 

				then 

				then 

					let savedsize=${newsize}-${downloadsize}

					let savedsize=${newsize}-${downloadsize}

					let percent=${savedsize}*100/${newsize}

					let percent=${savedsize}*100/${newsize}

					unit="bytes"

					unit="bytes"

					esac

					esac

					output "${YELLOW}This dtu-file saved ${UCOLOR}${savedsize} ${unit} (${percent}%)${YELLOW} download size.\n"

					output "${YELLOW}This dtu-file saved ${UCOLOR}${savedsize} ${unit} (${percent}%)${YELLOW} download size.\n"

				fi

				fi

			fi

			fi

		fi # if $FETCH "${DELTUP_SERVER}${query}"

		fi # if $FETCH "${DELTUP_SERVER}${query}"

			read

			read

		fi

		fi

		popd >/dev/null 2>&1

		popd >/dev/null 2>&1

		#stop respond to trap2

		#stop respond to trap2

		trap 2

		trap 2

	fi # if ! FILE_IS_CORRUPT

	fi # if ! FILE_IS_CORRUPT

# Ok, once we are here, we should have got the delta (and used it)

# Ok, once we are here, we should have got the delta (and used it)

# or we still have to download the full file

# or we still have to download the full file

then

then

	output "${RED}The dtu could not be fetched,${YELLOW} downloading full file from original URL\n"

	output "${RED}The dtu could not be fetched,${YELLOW} downloading full file from original URL\n"

# remember we had a fallback to use correct exitcode for portage

# remember we had a fallback to use correct exitcode for portage

	FALLBACK=$?

	FALLBACK=$?

fi

fi