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183 lines
4.9 KiB
183 lines
4.9 KiB
#!@GENTOO_PORTAGE_EPREFIX@/bin/bash
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# Script to install a catalog in the centralized SGML catalog
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# Send any comments to Eric Bischoff <eric@caldera.de>
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# This program is under GPL license. See LICENSE file for details.
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# Modified by Gentoo developers to better integrate it to portage.
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# <text-markup@gentoo.org>
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# Set help message
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SGML_HELP_MESSAGE="Usage: `basename $0` [<option>] <action>\n\
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where <option> is:\n\
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\040 -d|--delegate: \t\t\t Use DELEGATE instead of CATALOG\n\
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and where <action> is:\n\
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\040 -a|--add <centralized> <ordinary>: \t Declare ordinary catalog in the centralized catalog\n\
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\040 -r|--remove <centralized> <ordinary>:\t Remove ordinary catalog from the centralized catalog\n\
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\040 -h, --help: \t\t\t\t Print this help message and exit\n\
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\040 -v, --version: \t\t\t Print the version number and exit\n"
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# Set version message
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SGML_VERSION_MESSAGE="sgml-common version @VERSION@ (install-catalog version 1.0)"
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# Set type of pointer
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SGML_POINTER="CATALOG"
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# Set action to be performed
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SGML_ACTION=""
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# Set catalogs
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SGML_CENTRALIZED=""
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SGML_ORDINARY=""
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# Default ROOT value (usually defined by portage)
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[ -z "$ROOT" ] && ROOT="/"
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[[ $ROOT == */ ]] || ROOT="${ROOT}/"
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EPREFIX="@GENTOO_PORTAGE_EPREFIX@"
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EROOT=${ROOT%/}${EPREFIX}/
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# Process options
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case $1 in
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-d|--delegate) SGML_POINTER="DELEGATE"
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shift 1
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;;
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esac
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# Process actions
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case $1 in
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-a|--add) SGML_ACTION="addition"
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SGML_CENTRALIZED=$2
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SGML_ORDINARY=$3
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;;
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-r|--remove) if [ -z "$3" -o "$3" = "--version" ]
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then
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echo "install-catalog: Old syntax; doing nothing"
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exit 0
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fi
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SGML_ACTION="removal"
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SGML_CENTRALIZED=$2
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SGML_ORDINARY=$3
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;;
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-h|--help) echo -e $SGML_HELP_MESSAGE
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exit 0
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;;
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-v|--version) echo -e $SGML_VERSION_MESSAGE
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exit 0
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;;
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--install) echo "install-catalog: Old syntax; doing nothing"
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exit 0
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;;
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*) echo -e $SGML_HELP_MESSAGE >&2
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exit 1
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;;
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esac
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# The arguments to this program should always be relative to $ROOT. Here we
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# declare some extra variables to distingish between the absolute and
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# relative paths.
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SGML_ROOT_CENTRALIZED="${ROOT%/}${SGML_CENTRALIZED}"
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SGML_ROOT_ORDINARY="${ROOT%/}${SGML_ORDINARY}"
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# Check that the super catalog can be created and changed and deleted
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if [ ! -w "${EROOT}etc/sgml" ]
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then
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echo "`basename $0`: unable to write in ${EROOT}etc/sgml." >&2
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exit 2
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fi
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case $SGML_ACTION in
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addition)
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if [ -e "${EROOT}etc/sgml/catalog" -a ! -w "${EROOT}etc/sgml/catalog" ]
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then
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echo "`basename $0`: can not modify \"${EROOT}etc/sgml/catalog\"." >&2
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exit 2
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fi
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;;
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removal)
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if [ ! -w "${EROOT}etc/sgml/catalog" ]
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then
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echo "`basename $0`: can not modify \"${EROOT}etc/sgml/catalog\"." >&2
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exit 2
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fi
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;;
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esac
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# Check that the centralized catalog can be created, changed and deleted
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if [ -z "$SGML_ROOT_CENTRALIZED" ]
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then
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echo -e $SGML_HELP_MESSAGE >&2
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exit 1
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fi
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case $SGML_ACTION in
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addition)
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if [ -e "$SGML_ROOT_CENTRALIZED" -a ! -w "$SGML_ROOT_CENTRALIZED" ]
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then
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echo "`basename $0`: can not modify \"$SGML_ROOT_CENTRALIZED\"." >&2
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exit 2
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fi
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;;
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removal)
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if [ ! -w "$SGML_ROOT_CENTRALIZED" ]
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then
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echo "`basename $0`: can not modify \"$SGML_ROOT_CENTRALIZED\"." >&2
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exit 2
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fi
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;;
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esac
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# Check that we have at least one ordinary package to process
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if [ -z "$SGML_ROOT_ORDINARY" ]
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then
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echo -e $SGML_HELP_MESSAGE >&2
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exit 1
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fi
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case $SGML_ACTION in
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addition)
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if [ ! -s "$SGML_ROOT_ORDINARY" ]
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then
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echo "`basename $0`: \"$SGML_ROOT_ORDINARY\" does not exist or is empty." >&2
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exit 2
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fi
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;;
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esac
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# Installation or removal of pointers
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case $SGML_ACTION in
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addition)
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echo "`basename $0`: addition of $SGML_ORDINARY in $SGML_CENTRALIZED"
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if grep -q "$SGML_ORDINARY" "$SGML_ROOT_CENTRALIZED" 2>/dev/null
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then
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echo "Warning: $SGML_ORDINARY is already installed in the centralized catalog $SGML_CENTRALIZED" >&2
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else
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echo "$SGML_POINTER \"$SGML_ORDINARY\"" >> "$SGML_ROOT_CENTRALIZED"
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fi
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grep -q "$SGML_CENTRALIZED" "${EROOT}etc/sgml/catalog" 2>/dev/null
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if [ $? -ne 0 ]
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then
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echo "`basename $0`: addition of $SGML_CENTRALIZED in ${EROOT}etc/sgml/catalog"
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echo "$SGML_POINTER \"$SGML_CENTRALIZED\"" >> "${EROOT}etc/sgml/catalog"
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fi
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;;
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removal)
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echo "`basename $0`: removal of $SGML_ORDINARY from $SGML_CENTRALIZED"
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if grep -q "$SGML_ORDINARY" "$SGML_ROOT_CENTRALIZED" 2>/dev/null
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then
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sed -e "\:$SGML_POINTER \"$SGML_ORDINARY\":d" < \
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"$SGML_ROOT_CENTRALIZED" > "${SGML_ROOT_CENTRALIZED}.new"
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mv "${SGML_ROOT_CENTRALIZED}.new" "$SGML_ROOT_CENTRALIZED"
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else
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echo "Warning: $SGML_ORDINARY was not found in the centralized catalog $SGML_CENTRALIZED" >&2
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fi
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if [ ! -s "$SGML_ROOT_CENTRALIZED" ]
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then
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rm "$SGML_ROOT_CENTRALIZED"
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echo "`basename $0`: removal of $SGML_CENTRALIZED from ${EROOT}etc/sgml/catalog"
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sed -e "\:$SGML_POINTER \"$SGML_CENTRALIZED\":d" < "${EROOT}etc/sgml/catalog" > "${EROOT}etc/sgml/catalog.new"
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mv "${EROOT}etc/sgml/catalog.new" "${EROOT}etc/sgml/catalog"
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fi
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;;
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esac
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exit 0
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