#!/bin/sh -x

CWD=$(pwd)
PRGNAM=$(basename $CWD)
TAG=cyco
TMP=${TMP:-/tmp/cyco}
PKG=$TMP/pkg-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

VERSION=${VERSION:-PLACEHOLDER}
ARCH=${ARCH:-noarch}
BUILD=${BUILD:-1}
TAG=${TAG:-cyco}

PREFIX=/usr

set -e

rm -rf $PKG
mkdir -p $TMP $OUTPUT $PKG/{opt,etc/profile.d}

cd $PKG/opt
[ -e $CWD/$PRGNAM.zip ] && mv $CWD/$PRGNAM.zip $CWD/$PRGNAM.zip.bkp
wget -c http://s3.amazonaws.com/ec2-downloads/$PRGNAM.zip -O $CWD/$PRGNAM.zip
unzip $CWD/$PRGNAM.zip || exit 1
VERSION=$(ls | sed "s|$PRGNAM-||")

cd $PRGNAM-$VERSION
chown -R root:root .
find . \
    \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
    -exec chmod 755 {} \; -o \
    \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
    -exec chmod 644 {} \;

chmod +x bin/*

mkdir -p $PKG$PREFIX/bin
( cd $PKG$PREFIX/bin
    for b in $PKG/opt/$PRGNAM-$VERSION/bin/* ; do
        ln -s /opt/$PRGNAM-$VERSION/bin/$(basename $b) $(basename $b)
    done
)
cat <<EOF > $PKG/etc/profile.d/$PRGNAM.sh
#!/bin/sh

export EC2_AMITOOL_HOME=/opt/$PRGNAM-$VERSION
EOF

cat <<EOF > $PKG/etc/profile.d/$PRGNAM.csh
#!/bin/csh

setenv EC2_AMITOOL_HOME /opt/$PRGNAM-$VERSION
EOF

chmod +x $PKG/etc/profile.d/$PRGNAM.*

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
mv *.txt $PKG/usr/doc/$PRGNAM-$VERSION

cd $PKG
find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

mkdir -p $PKG/install
cat <<EOF > $PKG/install/slack-desc
$PRGNAM: $PRGNAM (Amazon EC2 Machine Image Command line tools)
$PRGNAM: 
$PRGNAM: 
$PRGNAM: 
$PRGNAM: 
$PRGNAM: 
$PRGNAM: 
$PRGNAM: 
$PRGNAM: 
$PRGNAM: http://aws.amazon.com/developertools/368
EOF

makepkg -l y -c n $OUTPUT/$PRGNAM-$(echo $VERSION | tr - _)-$ARCH-$BUILD$TAG.txz