#!/bin/sh

[ -z $PREPKG ] && exit 1

PACKAGE=dnsmasq
VERSION=2.43
FILES=$(cd $(dirname $0) ; pwd)

PATCHES="
$PACKAGE-$VERSION-leasedir.diff.gz
"

for PATCH in $PATCHES ; do
  zcat $FILES/patches/$PATCH | patch -p1 &> $PATCH.output
done

mkdir -p \
  $PREPKG/{install,etc/{dnsmasq.d,rc.d},usr/doc/$PACKAGE-$VERSION,var/state/$PACKAGE}/

chown -R \
  root:root .
make $MAKEJOBS PREFIX=/usr all-i18n &> make.output || exit 1
make DESTDIR=$PREPKG PREFIX=/usr MANDIR=/usr/man install-i18n \
  &> make_install.output || exit 1

cp -p \
  CHANGELOG COPYING* FAQ dnsmasq.conf.example doc.html setup.html \
  $PREPKG/usr/doc/$PACKAGE-$VERSION/
gzip -r9 \
  $PREPKG/usr/man/

cat << EOF > $PREPKG/install/doinst.sh
config() {
  NEW="\$1"
  OLD="\$(dirname \$NEW)/\$(basename \$NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r \$OLD ]; then
    mv \$NEW \$OLD
  elif [ "\$(cat \$OLD | md5sum)" = "\$(cat \$NEW | md5sum)" ]; then # toss the redundant copy
    rm \$NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

config etc/rc.d/rc.dnsmasq.new
EOF

cp \
  $FILES/slack-desc \
  $PREPKG/install/
cp \
  $FILES/rc.dnsmasq.new \
  $PREPKG/etc/rc.d/

find $PREPKG -exec file {} \; \
  | awk -F : '/ ELF / {print $1}' \
  | xargs strip -p --strip-unneeded