#!/bin/bash
#
# preload.SlackBuild
# code: Vicious (michal@scxd.info); improvements: Zielony (e-pl@o2.pl)
set -e
# PACKAGE GENERAL INFO [EDIT]
PKGNAME=preload
VERSION=0.4
BUILD=1X
ARCH=i686
URL=http://switch.dl.sourceforge.net/sourceforge/preload/preload-$VERSION.tar.gz

CWD=`pwd`
TMP=/tmp/$PKGNAME
PKG=$TMP/package

if [ -e $TMP/$PKGNAME-$VERSION/'Makefile' ]; then
	cd $TMP/$PKGNAME-$VERSION
	make
else
if [ ! -d $TMP/$PKGNAME-$VERSION ]; then
rm -rf $PKG
mkdir -p $PKG/install

# PACKAGE DESCRIPTION  [EDIT]
cat << SLACKDESC | fmt -w $(( 80 - `echo $PKGNAME | wc -c` - 3 )) | perl -pe "s/^/$PKGNAME: /" > $PKG/install/slack-desc
preload (application memory cache)

preload is an adaptive readahead daemon. It monitors applications that users run, and by analyzing this data, predicts what applications users might run, and fetches those binaries and their dependencies into memory for faster startup times.

        Package prepared by Zielony (e-pl@o2.pl)
SLACKDESC

cd $TMP

# step 1: DOWNLOAD SOURCE
PKGFNAME=`ls -t | grep "$PKGNAME-$VERSION." | head -1`
( wget -c $URL -P $TMP -O $PKGNAME-$VERSION.${URL//*.} )

PKGFNAME=`ls -t | grep "$PKGNAME-$VERSION." | head -1`

# step 2: UNPACK SOURCE AND PREPARE PACKAGE
EXTENSION=`echo ${PKGFNAME//*.}`
if [ $EXTENSION = "bz2" ]; then
	tar jxvf $PKGFNAME -C $TMP
else
	tar zxvf $PKGFNAME -C $TMP
fi

DIRNAME=`tar tf $PKGFNAME | head -1`
echo $DIRNAME | grep '/' && DIRNAME=${DIRNAME%${DIRNAME#*/}}
if [ "$DIRNAME" != "$PKGNAME-$VERSION/" ]; then mv $DIRNAME $PKGNAME-$VERSION; fi

chown root:root $TMP -R
fi

cd $TMP/$PKGNAME-$VERSION

case $ARCH in
	"i686")   SLKCFLAGS="-O2 -march=i686 -mtune=i686" ;;
	"i486")   SLKCFLAGS="-O2 -march=i486 -mtune=i686" ;;
	"i386")   SLKCFLAGS="-O2 -march=i386 -mcpu=i686" ;;
	"s390")   SLKCFLAGS="-O2" ;;
	"x86_64") SLKCFLAGS="-O2" ;;
	*)        SLKCFLAGS="-O2" ;;
esac

if [ -s 'configure' ]; then
CFLAGS="$SLKCFLAGS" CXXFLAGS="$SLKCFLAGS" ./configure \
	--prefix=/usr \
	--disable-debug \
	--mandir=/usr/man \
	--sysconfdir=/etc \
	--program-prefix="" \
	--program-suffix="" \
	$ARCH-slackware-linux
fi

make
fi
make install DESTDIR=$PKG
mv -f $PKG/etc/preload.conf $PKG/etc/preload.conf.new
mv -f $PKG/etc/sysconfig/preload $PKG/etc/sysconfig/preload.new

mkdir -p $PKG/etc/rc.d/rc{3,4}.d
cat << 'START' > $PKG/etc/rc.d/rc3.d/S.preload
#!/bin/bash

if [ -x /etc/rc.d/init.d/preload ]; then
	. /etc/rc.d/init.d/preload start
fi
START
chmod 755 $PKG/etc/rc.d/rc3.d/S.preload
ln -f $PKG/etc/rc.d/rc3.d/S.preload $PKG/etc/rc.d/rc4.d/

cat << 'STOP' > $PKG/etc/rc.d/rc3.d/K.preload
#!/bin/bash

if [ -x /etc/rc.d/init.d/preload ]; then
	. /etc/rc.d/init.d/preload stop
fi
STOP
chmod 755 $PKG/etc/rc.d/rc3.d/K.preload
ln -f $PKG/etc/rc.d/rc3.d/K.preload $PKG/etc/rc.d/rc4.d/

# step 3: STRIP BINARIES & GZIP MANUALS
cd $PKG
( find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : \
  	| xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : \
  	| xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "current ar archive" | grep ELF | cut -f 1 -d : \
  	| xargs strip --strip-debug 2> /dev/null )

find $PKG/usr -regex '.+/man/\(.+?/\)?man./.+' -exec gzip -9 \{} \;

# step 4: CREATE PACKAGE & CLEAN TMP
if [ `find . | wc -l` -le 1 ]; then
	echo "Brak plików pakietu!"
else
	( requiredbuilder -y -s $PKG/install $PKG )
	makepkg -l y -c n $CWD/$PKGNAME-$VERSION-$ARCH-$BUILD.tgz
	if [ "$1" != "-nc" ]; then rm -rf $TMP; fi
fi