From 2ea88b9ff6b91ca98c3bff08936464e26a1007f0 Mon Sep 17 00:00:00 2001 From: Dan McGee Date: Wed, 31 Jan 2007 00:38:13 +0000 Subject: * Updated repo-add script to remove same package, different version when adding a package to a database. Also added commenting. :) --- scripts/repo-add | 93 ++++++++++++++++++++++++++++++++++++++++++-------------- 1 file changed, 71 insertions(+), 22 deletions(-) diff --git a/scripts/repo-add b/scripts/repo-add index 63dc3058..aec7fa75 100755 --- a/scripts/repo-add +++ b/scripts/repo-add @@ -1,4 +1,5 @@ #!/bin/bash +# # repo-add : add a package to a given repo database file # # Copyright (c) 2006 Aaron Griffin @@ -18,6 +19,8 @@ # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, # USA. +myver='3.0.0' + FORCE=0 REPO_DB_FILE="" @@ -25,12 +28,27 @@ DB_COMPRESSION="gz" #TODO this is gross DB_CHECKSUMS=(md5) TMP_DIR="" -if [ $# -lt 2 ]; then - echo "repo-add /path/to/repo.db.tar.gz [--force] [packages-to-add]" - exit 1 -fi - +# print usage instructions +usage() { + echo "repo-add $myver" + echo + echo "usage: repo-add [--force] ..." + echo + echo "repo-add will update a package database by reading a package file." + echo "Multiple packages to add can be specified on the command line." + echo + echo "The --force flag will add a 'force' entry to the sync database, which" + echo "tells pacman to skip its internal version number checking and update" + echo "the package regardless." + echo + echo "Example:" + echo " repo-add /path/to/repo.db.tar.gz pacman-3.0.0.pkg.tar.gz" + echo +} +# return calculated checksum of package +# arg1 - checksum type +# arg2 - path to package get_checksum () { case "$(echo "$1" | tr A-Z a-z)" in md5) sum=$(md5sum $2); echo ${sum% *} ;; @@ -41,6 +59,8 @@ get_checksum () { esac } +# return PKGINFO string for checksum type +# arg1 - checksum type checksum_name () { case "$(echo "$1" | tr A-Z a-z)" in md5) echo "MD5SUM" ;; @@ -51,6 +71,7 @@ checksum_name () { esac } +# test if a file is a repository DB test_repo_db_file () { if [ -f "$REPO_DB_FILE" ]; then [ "$(tar tf "$REPO_DB_FILE" | grep -c "/desc")" -gt 0 ] || return 1 @@ -59,8 +80,11 @@ test_repo_db_file () { fi } +# write an entry to the pacman database +# arg1 - path to package db_write_entry() { + # blank out all variables and set pkgfile pkgfile=$(readlink -f $1) export pkgname="" pkgver="" @@ -79,9 +103,10 @@ db_write_entry() _conflicts="" OLDIFS="$IFS" - #gross... IFS == new line - IFS=' - ' + # IFS (field seperator) is only the newline character + IFS=$(echo) + + # read info from the zipped package for i in $(tar xOf "$pkgfile" .PKGINFO | grep -v "^#" |sed 's|\(\w*\)\s*=\s*\(.*\)|\1="\2"|'); do eval "${i}" case "$i" in @@ -94,28 +119,33 @@ db_write_entry() conflicts=*) _conflicts="$_conflicts $conflicts" ;; esac done + IFS=$OLDIFS + # get compressed size of package csize="$(du -b $pkgfile | cut -f1)" cd $gstmpdir + # ensure $pkgname and $pkgver variables were found if [ -z "$pkgname" -o -z "$pkgver" ]; then echo " error: invalid package file" return 1 fi - if [ ! -d "$pkgname-$pkgver" ]; then - [ -e "$pkgname-$pkgver" ] && rm -rf "$pkgname-$pkgver" - mkdir "$pkgname-$pkgver" - cd "$pkgname-$pkgver" - else - cd "$pkgname-$pkgver" - [ -e desc ] && rm desc - [ -e depends ] && rm depends - fi + # remove any other package in the DB with same name + for existing in *; do + if [ "${existing%-*-*}" = "$pkgname" ]; then + echo ":: removing existing package '$existing'" + rm -rf $existing + fi + done + + # create package directory + mkdir "$pkgname-$pkgver" + cd "$pkgname-$pkgver" - # desc + # create desc entry echo ":: creating 'desc' db entry" echo -e "%FILENAME%\n$1\n" >> desc echo -e "%NAME%\n$pkgname\n" >>desc @@ -131,6 +161,7 @@ db_write_entry() [ -n $csize ] && echo -e "%CSIZE%\n$csize\n" >>desc [ -n $size ] && echo -e "%ISIZE%\n$size\n" >>desc + # compute checksums for chk in ${DB_CHECKSUMS[@]}; do name="$(checksum_name $chk)" echo ":: computing $name checksums" @@ -156,7 +187,7 @@ db_write_entry() fi [ "$FORCE" = "1" ] && echo -e "%FORCE%\n" >>desc - # depends + # create depends entry echo ":: creating 'depends' db entry" if [ -n "$depends" ]; then echo "%DEPENDS%" >>depends @@ -176,21 +207,37 @@ db_write_entry() # preserve the modification time touch -r "$pkgfile" desc depends -} +} # end db_write_entry + +# PROGRAM START + +# check for help flags +if [ "$1" = "-h" -o "$1" = "--help" ]; then + usage + exit 0 +fi + +# check for correct number of args +if [ $# -lt 2 ]; then + usage + exit 1 +fi +# main routine if [ $# -gt 1 ]; then gstmpdir=$(mktemp -d /tmp/gensync.XXXXXXXXXX) || (\ echo "cannot create temp directory for database building"; \ exit 1) success=0 + # parse arguements for arg in $@; do if [ "$arg" == "--force" -o "$arg" == "-f" ]; then FORCE=1 - elif [ "x$REPO_DB_FILE" == "x" ]; then + elif [ -z "$REPO_DB_FILE" ]; then REPO_DB_FILE="$(readlink -f $arg)" if ! test_repo_db_file; then - echo " repository db file '$REPO_DB_FILE' is not a proper pacman db" + echo "error: repository file '$REPO_DB_FILE' is not a proper pacman db" exit 1 elif [ -f "$REPO_DB_FILE" ]; then echo ":: extracting database to a temporary location" @@ -215,6 +262,7 @@ if [ $# -gt 1 ]; then fi done + # if all operations were a success, rezip database if [ "$success" = "1" ]; then echo ":: creating updated database file ${REPO_DB_FILE}" cd $gstmpdir @@ -233,6 +281,7 @@ if [ $# -gt 1 ]; then fi fi +# remove the temp directory used to unzip [ -d "$gstmpdir" ] && rm -rf $gstmpdir # vim: set ts=2 sw=2 noet: -- cgit v1.2.3-70-g09d2