#!/bin/sh

CVSROOT=":pserver:anonymous@cvs.energymech.net:/cvs"
MECHDIR=`cd .. ; pwd`

if [ ! -f $MECHDIR/mech.help ]; then
	echo "ERROR!"
	echo "cvsupdate can't seem to find an Energymech distribution in the"
	echo "parent directory. Make sure you change directory to 'contrib' and"
	echo "then run ./cvsupdate"
	exit
fi 

if [ -f ~/.cvspass ]; then
	if ! grep -i $CVSROOT ~/.cvspass >/dev/null; then
 		echo "$CVSROOT A" >>~./cvspass
	fi
else 
	echo "$CVSROOT A" >~/.cvspass
fi

WHICH=./which$$
cat > $WHICH <<EOF
bin=\$1
spath="`echo $PATH | sed 's/:/ /g;'`"
if [ -x \$bin ]; then
  echo \$bin
  exit
fi
for pd in \$spath; do
  if [ -x \$pd/\$bin ]; then
    echo \$pd/\$bin
    exit
  fi
done
EOF
chmod +x $WHICH

CVS=`$WHICH cvs`
rm $WHICH

if [ ! -x "$CVS" ]; then
	echo ERROR!
	echo CVS could not be found on this system.
	echo cvsupdate can not run without it.
	exit
fi

echo Attempting to download latest version via CVS.
echo This could take a little while. Be patient.

CVTMP="cvstmp$$"
echo "Downloading..."
$CVS -d $CVSROOT -z9 -Q co -d $CVTMP emech-2
cd $CVTMP
find -name CVS | while read CVSDIRS; do rm -r $CVSDIRS; done
rm Makefile contrib/cvsupdate 
echo "Updating..."
cp -fR . $MECHDIR
cd $MECHDIR/contrib
rm -rf $CVTMP
echo "Done."