#!/bin/bash
#
#  MKARCH - Return platform architecture.  Assumes source-only tree and
#  that it's safe to just manually change links.


# Initialize the $iraf and environment.
if [ -z "$iraf" ]; then
  if [ -e "$FAKEHOME/setup.sh" ]; then
    source $FAKEHOME/setup.sh
  else
    source unix/hlib/setup.sh
  fi
else
    source $iraf/unix/hlib/setup.sh
fi


aarch=`unix/hlib/irafarch.sh -actual`

if [ -e "$iraf/unix/bin.$aarch/mkpkg.e" ]; then
    # Assume we've got a system with binaries and can use MKPKG.
    use_mkpkg=1
else
    if [ -n "$IRAFARCH" -a -e "$iraf/unix/bin.$IRAFARCH/mkpkg.e" ]; then
        use_mkpkg=1
    else
        # Change the links manually, but strip all binaries first.
        use_mkpkg=0
    fi
fi


# Parse the arguments.
loop_="yes"
while [ "$loop_" == "yes" ]; do
    /bin/echo "Making architecture: "$arch

  if [ "$#" -gt 0 ]; then
    arch=$1

    if (( "$use_mkpkg"==1 )); then
        mkpkg $arch
        cd noao; mkpkg -p noao $arch; cd ../
        cd vo; mkpkg -p vo $arch; cd ../
    else
	$iraf/util/mkclean
        /bin/rm -rf bin noao/bin unix/bin unix/as vo/bin

        ln -s bin.$arch bin
        cd vo; ln -s bin.$arch bin; cd ../
        cd noao; ln -s bin.$arch bin; cd ../
        cd unix; ln -s bin.$arch bin; cd ../
        cd unix; ln -s as.$arch as; cd ../
    fi

    if [ "$arch" == "macintel" -o "$arch" == "linux64" ]; then
        cd unix/hlib; \
	     rm -f iraf.h mach.h; \
	     ln -s iraf64.h iraf.h; \
	     ln -s mach64.h mach.h; cd $iraf
    else
        cd unix/hlib; \
	     rm -f iraf.h mach.h; \
	     ln -s iraf32.h iraf.h; \
	     ln -s mach32.h mach.h; cd $iraf
    fi
    loop_="no"

  else
    arch=$aarch
    loop_="yes"
  fi
done

if [ -e "$FAKEHOME/arch" ]; then
    echo $arch > $FAKEHOME/arch
fi