#!/bin/sh

INSTALLDIR=`grep INSTALLDIR config.h | awk -F\" '{ print $2 }'`
if test "$INSTALLDIR" = ""; then
	INSTALLDIR="/usr/local"
fi

if ! test -d $INSTALLDIR/bin; then
	echo "Warning: $INSTALLDIR/bin does not exist"
	if ! test -d "$INSTALLDIR"; then
		echo "Creating $INSTALLDIR"
		mkdir "$INSTALLDIR" 
	fi
	if ! test -d "$INSTALLDIR/lib"; then
		echo "Creating $INSTALLDIR/lib"
		mkdir "$INSTALLDIR/lib"
	fi
	if ! test -d "$INSTALLDIR/bin"; then
		echo "Creating $INSTALLDIR/bin"
		mkdir "$INSTALLDIR/bin"
	fi
fi

if ! test -d "$INSTALLDIR/nwcc"; then
	if ! mkdir "$INSTALLDIR/nwcc"; then
		exit 1
	fi
	if ! mkdir "$INSTALLDIR/nwcc/bin"; then
		exit 1
	fi
	if ! mkdir "$INSTALLDIR/nwcc/lib"; then
		exit 1
	fi	
fi

if test -f "$INSTALLDIR/bin/nwcc"; then
	mv "$INSTALLDIR/bin/nwcc" "$INSTALLDIR/bin/nwcc.old"
	mv "$INSTALLDIR/bin/nwcc1" "$INSTALLDIR/bin/nwcc1.old"
	rm "$INSTALLDIR/lib/libnwcc.o"
	rm -f "$INSTALLDIR/lib/libnwcc64.o"
fi	
if ! cp nwcc nwcc1 "$INSTALLDIR/nwcc/bin" \
	|| ! ln -s "$INSTALLDIR/nwcc/bin/nwcc" "$INSTALLDIR/bin/nwcc" \
	|| ! ln -s "$INSTALLDIR/nwcc/bin/nwcc1" "$INSTALLDIR/bin/nwcc1"; then
	echo "Cannot install nwcc"
	exit 1
fi

cp snake "$INSTALLDIR/nwcc/bin"

cp extlibnwcc.o "$INSTALLDIR/nwcc/lib/libnwcc.o"
if test -f extlibnwcc64.o; then
	cp extlibnwcc64.o "$INSTALLDIR/nwcc/lib/libnwcc64.o"
fi

sys=`uname -s`
if test "$sys" = "IRIX" || test "$sys" = "IRIX64" ; then
	ln -s "$INSTALLDIR/nwcc/lib/libnwcc.o" /usr/lib32/
else
 	ln -s "$INSTALLDIR/nwcc/lib/libnwcc.o" "$INSTALLDIR/lib/"
	if test -f extlibnwcc64.o; then
		ln -s "$INSTALLDIR/nwcc/lib/libnwcc64.o" "$INSTALLDIR/lib/"
	fi
fi
echo
echo "nwcc has been installed to $INSTALLDIR/nwcc/ and $INSTALLDIR/bin/"
echo "(Do not forget to type \`rehash' if you're using csh.)"