source: npl/pkgname @ 72a275e

#!/bin/bash
#(C)DatuX 2005 - all rights reserved
PKG=$1
if [ ! -f "$1" ]; then
        echo "Package $PKG not found!" >&2
        exit 1
elif echo "$PKG" | egrep '.tgz$' &>/dev/null; then
        #is al een .tgz, gewoon doorgeven
        echo $PKG
        exit 0
else
        DIR=`dirname $PKG` || exit 1
        BASE=`basename $PKG` || exit 1
        
        #get the info needed for the package name
        NAME=`echo $BASE|sed 's/\.pkg$//'` || exit 1
        VER=`cat $DIR/$NAME.version` || exit 1
        ARCH=`cat $DIR/$NAME.arch|sed s/-/_/g` || exit 1
        BUILD=`cat $DIR/$NAME.build` || exit 1
        

        #bevat 1 van de packagenaam onderdelen illegale tekens?
        if echo "$NAME$VER$ARCH$BUILD" | grep '[^a-zA-Z0-9._+]' &>/dev/null; then
            echo "FOUT: Package naam '$NAME-$VER-$ARCH-$BUILD' bevat illegale tekens!" >&2
            exit 1          
        fi
                
        echo "$NAME-$VER-$ARCH-$BUILD.tgz"
fi