#!/bin/sh
# Get a single port from a repo
# Johannes Winkelmann, jw at smts dot ch

HOST=crux.nu
VERSION=2.4
BASEPATH=ports/crux-$VERSION

STATEFILE=.gpdata

ARCH=$1
COLLECTION=$2
PORT=$3


if [ -z "$PORT" ]; then
    if [ -f "$STATEFILE" ]; then
        . $STATEFILE
        echo "Using information from last sync; $ARCH $COLLECTION $PORT"
    else
        echo "Usage: `basename $0` <arch> <collection> <port>"
    fi
fi

case $ARCH in
    'x86')
        ARCHPREFIX=
        ;;
    'x86_64')
        ARCHPREFIX="-x86_64"
        ;;
    *)
        echo "Arch unknown: $ARCH"
        exit 1
        ;;
esac
rsync -avz --delete $HOST::$BASEPATH/${COLLECTION}${ARCHPREFIX}/$PORT $ARCH 

echo "# generated by get_port on `date`" > $STATEFILE
echo "ARCH=$ARCH" >> $STATEFILE
echo "COLLECTION=$COLLECTION" >> $STATEFILE
echo "PORT=$PORT" >> $STATEFILE

for f in $(find $ARCH/$PORT/ -type f); do 
    filename=$(basename $f)
    clear
    diff -Nu $f $filename|less
done