#!/bin/sh -x

#NOTE: Needs File::Next (cpan -i File::Next)

# variables

TAG=cyco
TMP=/tmp/$TAG
CWD=$(pwd)
OUTPUT=/tmp

PRGNAM=$(basename $CWD)
PKG=$TMP/pkg-$PRGNAM

VERSION=git$(date +%Y.%m.%d_%H.%M)

EXT=tar.xz

DOCS="AUTHORS ChangeLog COPYING INSTALL NEWS README TODO"

ARCH=$(uname -m)
BUILD=1

PREFIX=/usr

SLCKFLAGS="-fPIC -O2"

REPOSITORIES=/home/cycojesus/projets/packages/repositories
# nettoyage préalable
rm -fr $PKG $TMP/$PRGNAM-$VERSION

mkdir -p $PKG

# mise en place
cd $TMP
if [ ! -e $REPOSITORIES/$PRGNAM ] ; then
    mkdir -p $REPOSITORIES
    ( cd $REPOSITORIES
        git clone git://github.com/petdance/ack.git $PRGNAM
    )
else
    ( cd $REPOSITORIES/$PRGNAM
        git pull
    )
fi
cp -R $REPOSITORIES/$PRGNAM $TMP/$PRGNAM-$VERSION
cd $TMP/$PRGNAM-$VERSION

# configuration
perl Makefile.PL

# compilation
make -j3 PREFIX=$PREFIX

# installation
make install DESTDIR=$PKG
mv $PKG$PREFIX/share/man $PKG$PREFIX/
rm -fr $PKG$PREFIX/share/

# correction
cd $PKG
chown -R root:root *

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cd $TMP/$PRGNAM-$VERSION
cp -R $DOCS $PKG/usr/doc/$PRGNAM-$VERSION

[ -d $PKG/usr/man ] && find $PKG/usr/man -type f -name "*.?" -exec gzip -9f {} \;

# Strip binaries
( 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
)


# embaumement
mkdir -p $PKG/install
cat <<EOF > $PKG/install/slack-desc
$PRGNAM: $PRGNAM (a power search tool for programmers)
$PRGNAM:
$PRGNAM: ack is a tool like grep, designed for programmers with large trees of
$PRGNAM: heterogeneous source code.
$PRGNAM:
$PRGNAM: ack is written purely in Perl, and takes advantage of the power of
$PRGNAM: Perl's regular expressions.
$PRGNAM:
$PRGNAM: see /usr/doc/$PRGNAM-$VERSION for more details
$PRGNAM:
$PRGNAM: http://betterthangrep.com/
EOF

# empaquetage
cd $PKG
makepkg -l y -c n $OUTPUT/$PRGNAM-$(echo $VERSION | sed 's/-//g')-$ARCH-$BUILD$TAG.txz