#!/bin/sh
#
# $XdotOrg: xc/programs/Xserver/hw/xfree86/etc/bindist/build-bindist,v 1.2 2004-04-23 19:53:58 eich Exp $
# $XFree86: xc/programs/Xserver/hw/xfree86/etc/bindist/build-bindist,v 1.6 2003/02/08 23:11:49 dawes Exp $
#

Usage()
{
  echo "`basename $0` [-l] [-t type] [prefix] from-dir to-dir"
  exit 1
}

args=
createlist=NO
type=list

while [ $# != 0 ]; do
  case $1 in
  -l)
    createlist=YES
    shift
    ;;
  -t)
    shift
    type=$1
    shift
    ;;
  *)
    args="$args $1"
    shift
    ;;
  esac
done

if [ X"$args" != X ]; then
  set - $args
fi

case $# in
3)
    PRE=$1
    shift
    ;;
2)
    PRE=X
    ;;
*)
    Usage
    ;;
esac
    
FROMDIR=$1
TODIR=$2

if [ ! -d $FROMDIR ]; then
  echo No such dir $FROMDIR
  exit 2
fi

if [ ! -d $TODIR ]; then
  echo No such dir $TODIR
  exit 2
fi

cd $TODIR
SUBDIRS="`find . -type d ! -name bindist -print`"

DIRFILE=dir
BINDIR=bindist
EXTRASFILE=extras
TAR="gnu-tar"
TAROPTS="-c -v -z"
TARLOPTS="-t -v -z -i"
CKSUM=md5
SUMFILE=SUMS.md5
LISTFILE=FILES

GenList()
{
  (cd $TODIR/$BINDIR
    rm -f $SUMFILE $LISTFILE
    for i in *.tgz; do
      echo $i
      $CKSUM $i >> $SUMFILE
      echo $i >> $LISTFILE
      echo "------------" >> $LISTFILE
      $TAR $TARLOPTS -f $i >> $LISTFILE
      echo "" >> $LISTFILE
    done
    if [ -f $TODIR/$EXTRASFILE ]; then
      for i in `cat $TODIR/$EXTRASFILE`; do
	$CKSUM `basename $i` >> $SUMFILE
      done
    fi
  )
}

if [ ! -d $TODIR/$BINDIR ]; then
  mkdir $TODIR/$BINDIR
fi

if [ $createlist = YES ]; then
  GenList
  exit 0;
fi

# Make sure all directories in $FROMDIR have permissions 755
find $FROMDIR -type d | xargs chmod 755

for d in $SUBDIRS; do
  if [ ! -d $TODIR/$d ]; then
    echo No such dir $TODIR/$d
    exit 2
  fi
  (cd $TODIR/$d;
    if [ ! -f $DIRFILE ]; then
      echo No file $DIRFILE in $TODIR/$d
#      exit 3
    else
      DEFPREFIX=`cat $DIRFILE`
      for i in *-$type; do
        name=`basename $i -$type`
        tarball=$PRE$name.tgz
        echo creating $tarball
        lfile="`cat $TODIR/$d/$i`"
        if [ -f $name-excl ]; then
          xfile="-X $TODIR/$d/$name-excl"
        else
          xfile=""
        fi
	if [ -f $name-dir ]; then
	  PREFIX=`cat $name-dir`
	else
	  PREFIX=$DEFPREFIX
	fi
        (cd $FROMDIR/$PREFIX
          $TAR $TAROPTS -f $TODIR/$BINDIR/$tarball $xfile $lfile
        )
      done
    fi
    if [ -f $EXTRASFILE ]; then
      for i in `cat $EXTRASFILE`; do
	rm -f $TODIR/$BINDIR/`basename $i`
        cp $FROMDIR/$PREFIX/$i $TODIR/$BINDIR
      done
    fi
  )
done

# GenList

exit 0