#!/bin/sh

TAR=@TAR@
ZCAT=@ZCAT@
BZIP=@BZIP@
XZ=@XZ@
WGET=@WGET@
CURL=@CURL@

if [ -f "$WGET" ]; then
    DOWNLOAD_CMD=$WGET
elif [ -f "$CURL" ]; then
    DOWNLOAD_CMD="$CURL -O"
fi

if [ -n "`echo $1 | grep '://'`" ]; then
    base=$1/
    tarfile=$2
else
    base=http://files.freeswitch.org/downloads/libs/
    tarfile=$1
fi

uncompressed=`echo $tarfile | sed 's/\(\(\.tar\.gz\|\.tar\.bz2\|\.tar\.xz\)\|\(\.tgz\|\.tbz2\)\)$//'`

case `echo $tarfile | sed 's/^.*\.//'` in
    bz2|tbz2) UNZIPPER=$BZIP ;;
    xz) UNZIPPER=$XZ ;;
    gz|tgz|*) UNZIPPER=$ZCAT ;;
esac

if [ ! -d $tarfile ]; then
    if [ ! -f $tarfile ]; then
        rm -fr $uncompressed
        $DOWNLOAD_CMD $base$tarfile
        if [ ! -f $tarfile ]; then
            echo cannot find $tarfile
            exit 1
        fi
    fi
    if [ ! -d $uncompressed ]; then
        $UNZIPPER -c -d $tarfile | $TAR -xf -
    fi
fi

exit 0