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|
#!/bin/bash
#
# gensync
#
# Copyright (c) 2002-2004 by Judd Vinet <jvinet@zeroflux.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
# USA.
#
myver='2.7.7'
usage() {
echo "gensync $myver"
echo "usage: $0 <root> <destfile> [package_directory]"
echo
echo "gensync will generate a sync database by reading all PKGBUILD files"
echo "from <root>. gensync builds the database in /tmp/.gensync and then"
echo "compresses it to <destfile>."
echo
echo "gensync will calculate md5sums of packages in <destdir>, unless an"
echo "alternate [package_directory] is specified."
echo
echo "note: The <destfile> name is important. It must be of the form"
echo " {treename}.db.tar.gz where {treename} is the name of the custom"
echo " package repository you configured in /etc/pacman.conf. The"
echo " generated database must reside in the same directory as your"
echo " custom packages (also configured in /etc/pacman.conf)"
echo
echo "example: gensync /var/abs/local /home/mypkgs/custom.db.tar.gz"
echo
echo
exit 0
}
get_md5checksum()
{
source $1 || return 1
if [ "$pkgdir" != "" ]; then
pkgfile="$pkgdir/$pkgname-$pkgver-$pkgrel.pkg.tar.gz"
else
pkgfile="$destdir/$pkgname-$pkgver-$pkgrel.pkg.tar.gz"
fi
if [ -f $pkgfile ]; then
md5line=`md5sum $pkgfile`
[ ! -z "$md5line" ] && pkgmd5sum=${md5line% *}
echo $pkgmd5sum
fi
return 0
}
db_write_entry()
{
unset pkgname pkgver pkgrel pkgdesc
unset groups replaces provides depends conflicts
source $1 || return 1
cd /tmp/.gensync
mkdir $pkgname-$pkgver-$pkgrel
cd $pkgname-$pkgver-$pkgrel
# desc
: >desc
echo "%NAME%" >>desc
echo "$pkgname" >>desc
echo "" >>desc
echo "%VERSION%" >>desc
echo "$pkgver-$pkgrel" >>desc
echo "" >>desc
echo "%DESC%" >>desc
echo "$pkgdesc" >>desc
echo "" >>desc
if [ ! -z $pkgmd5sum ]; then
echo "%MD5SUM%" >>desc
echo "$pkgmd5sum" >>desc
echo "" >>desc
fi
if [ ${#groups[*]} -gt 0 ]; then
echo "%GROUPS%" >>desc
for it in "${groups[@]}"; do
echo "$it" >>desc
done
echo "" >>desc
fi
if [ ${#replaces[*]} -gt 0 ]; then
echo "%REPLACES%" >>desc
for it in "${replaces[@]}"; do
echo "$it" >>desc
done
echo "" >>desc
fi
# depends
: >depends
if [ ${#depends[*]} -gt 0 ]; then
echo "%DEPENDS%" >>depends
for it in "${depends[@]}"; do
echo "$it" >>depends
done
echo "" >>depends
fi
if [ ${#conflicts[*]} -gt 0 ]; then
echo "%CONFLICTS%" >>depends
for it in "${conflicts[@]}"; do
echo "$it" >>depends
done
echo "" >>depends
fi
if [ ${#provides[*]} -gt 0 ]; then
echo "%PROVIDES%" >>depends
for it in "${provides[@]}"; do
echo "$it" >>depends
done
echo "" >>depends
fi
}
if [ $# -lt 2 ]; then
usage
exit 0
fi
if [ "$1" = "-h" -o "$1" = "--help" ]; then
usage
exit 0
fi
d=`dirname $1`
rootdir=`cd $d && pwd`/`basename $1`
d=`dirname $2`
destdir=`cd $d && pwd`
destfile="$destdir/`basename $2`"
pkgdir=
if [ "$3" != "" ]; then
pkgdir=$3
fi
rm -rf /tmp/.gensync || exit 1
mkdir -p /tmp/.gensync || exit 1
if [ ! -d $rootdir ]; then
echo "gensync: invalid root dir: $rootdir" >&2
rm -rf /tmp/.gensync
exit 1
fi
echo "gensync: building database entries, generating md5sums..." >&2
cd `dirname $2`
#for category in `find $rootdir/* -type d -maxdepth 0`; do
for file in `find $rootdir/* -name PKGBUILD`; do
pkgmd5sum=`get_md5checksum $file $pkgdir`
if [ -z $pkgmd5sum ]; then
echo "gensync: error generating checksum for $file" >&2
rm -rf /tmp/.gensync
exit 1
fi
db_write_entry $file
if [ $? -gt 0 ]; then
echo "gensync: error writing entry for $file" >&2
rm -rf /tmp/.gensync
exit 1
fi
done
echo "gensync: compressing to $destfile..." >&2
cd /tmp/.gensync
tar c * | gzip -9 >$destfile
if [ $? -gt 0 ]; then
echo "gensync: error writing to $destfile" >&2
rm -rf /tmp/.gensync
exit 1
fi
rm -rf /tmp/.gensync
exit 0
|
