hypre/update

#!/bin/sh
#BHEADER***********************************************************************
# (c) 1998   The Regents of the University of California
#
# See the file COPYRIGHT_and_DISCLAIMER for a complete copyright
# notice, contact person, and disclaimer.
#
# $Revision$
#EHEADER***********************************************************************

#=============================================================================
# Define install permissions:
#   - give everybody read/execute permission
#   - give user/group write permission
#=============================================================================

HYPRE_INSTALL_PERMISSIONS="a+rX,ug+w"

#=============================================================================
# Set install directories:
#=============================================================================

HYPRE_CASC_INSTALL_DIR="/home/casc/software/hypre"
HYPRE_DEC_INSTALL_DIR="/usr/apps/hypre"
HYPRE_BLUE_INSTALL_DIR="/usr/apps/hypre"
HYPRE_RED_INSTALL_DIR="/usr/apps/hypre"

#=============================================================================
# Parse arguments
#=============================================================================

case $1 in
    -h|-help) 
	echo 
	echo "$0 -h|-help"
	echo "  prints usage information"
	echo 
	echo "(or)"
	echo 
	echo "$0 -dirs"
	echo "  prints current list of install directories"
	echo 
	echo "(or)"
	echo 
	echo "$0 internal|external [-dec|-blue|-red] [install]"
	echo "  -dec            LC DEC cluster"
	echo "  -blue           ASCI Blue-Pacific"
	echo "  -red            ASCI Red"
	echo "   install        builds, installs, and cleans source"
	echo 
	exit;;
    -dirs) 
	echo 
	echo "internal          $HYPRE_CASC_INSTALL_DIR/internal"
	echo "external          $HYPRE_CASC_INSTALL_DIR/external"
	echo "external -dec     $HYPRE_DEC_INSTALL_DIR"
	echo "external -blue    $HYPRE_BLUE_INSTALL_DIR"
	echo "external -red     $HYPRE_RED_INSTALL_DIR"
	echo 
	exit;;
esac

HYPRE_INSTALL_TYPE=$1
if [ "$HYPRE_INSTALL_TYPE" != "internal" ] && 
   [ "$HYPRE_INSTALL_TYPE" != "external" ]
then
    echo "Error: check usage: $0 -help"
    exit
fi
shift

HYPRE_ARCH=""
HYPRE_INSTALL=""
while [ "$*" != "" ]
do
case $1 in
    -dec)
	HYPRE_ARCH="dec"
	HYPRE_INSTALL_DIR=$HYPRE_DEC_INSTALL_DIR
	shift;;
    -blue)
	HYPRE_ARCH="blue"
	HYPRE_INSTALL_DIR=$HYPRE_BLUE_INSTALL_DIR
	shift;;
    -red)
	HYPRE_ARCH="red"
	HYPRE_INSTALL_DIR=$HYPRE_RED_INSTALL_DIR
	shift;;
    install) 
	HYPRE_INSTALL="install"
	shift;;
    *)
	echo "Unknown option: $1"
	exit;;
esac
done

# CASC cluster
if [ "$HYPRE_ARCH" = "" ]
then
    HYPRE_ARCH="opt"
    if [ "$HYPRE_INSTALL_TYPE" = "internal" ]
    then
	HYPRE_INSTALL_DIR=$HYPRE_CASC_INSTALL_DIR/internal
    else
	HYPRE_INSTALL_DIR=$HYPRE_CASC_INSTALL_DIR/external
    fi
fi

#===========================================================================
# Update the source
#===========================================================================

# Check that the install directory exists
if [ ! -d $HYPRE_INSTALL_DIR ]
then
    echo "Error: HYPRE_INSTALL_DIR=$HYPRE_INSTALL_DIR does not exist"
    exit
fi

(
    cd $HYPRE_INSTALL_DIR

    # create directory UPDATE and protect
    if [ ! -d UPDATE ]
    then
	mkdir UPDATE
    fi
    chmod $HYPRE_INSTALL_PERMISSIONS UPDATE
    chmod go-w UPDATE

    # update only if no VERSION_DATE file
    if [ ! -f UPDATE/VERSION_DATE ]
    then
	rm -fr UPDATE/*
	mkdir UPDATE/src

	# if on the CASC cluster, checkout source from repository
	if [ "$HYPRE_ARCH" = "opt" ]
	then
	    if [ ! -d "$CVSROOT" ]
	    then
		echo "Error: no CVS repository, CVSROOT = $CVSROOT"
		exit
	    fi
	    (cd UPDATE/src; cvs checkout -P linear_solvers)
	    # store a representative date for this version of the source
	    date > UPDATE/VERSION_DATE
	    # store a representative name for this version
	    date '+V%y-%m-%d' > UPDATE/VERSION_NAME
	fi

	# if not on the CASC cluster, something's wrong
	if [ "$HYPRE_ARCH" != "opt" ]
	then
	    echo "Error: invalid update source in $HYPRE_INSTALL_DIR/UPDATE"
	    exit
	fi

	# create the UPDATE.tar file for updating on non-CASC machines
	echo "creating the UPDATE.tar file ..."
	cp UPDATE/src/linear_solvers/update .
        rm -f UPDATE.tar
	tar cf UPDATE.tar \
	    update \
	    UPDATE/VER* \
	    UPDATE/src/linear_solvers/configure \
	    UPDATE/src/linear_solvers/tarch \
	    UPDATE/src/linear_solvers/Makefile.in \
	    UPDATE/src/linear_solvers/utilities \
	    UPDATE/src/linear_solvers/struct_matrix_vector \
	    UPDATE/src/linear_solvers/struct_linear_solvers \
	    UPDATE/src/linear_solvers/test
	rm -f update
        chmod $HYPRE_INSTALL_PERMISSIONS UPDATE.tar
    fi

    if [ ! -f UPDATE/VERSION_NAME ]
    then
	echo "Error: invalid update source in $HYPRE_INSTALL_DIR/UPDATE"
	exit
    fi
)

#===========================================================================
# Build and do a temporary install in the UPDATE subdirectory
#===========================================================================

# export UPDATE directory as HYPRE_INSTALL_DIR for build
DIR=$HYPRE_INSTALL_DIR
HYPRE_INSTALL_DIR=$DIR/UPDATE
export HYPRE_INSTALL_DIR

# Do this only once
if [ ! -d $HYPRE_INSTALL_DIR/lib ]
then
    (
	cd $HYPRE_INSTALL_DIR/src/linear_solvers
	./configure
	make install
	make veryclean
    )

    (
	echo "setting permissions ..."
	cd $HYPRE_INSTALL_DIR
	chmod -fR $HYPRE_INSTALL_PERMISSIONS *
    )
fi


# reset HYPRE_INSTALL_DIR
HYPRE_INSTALL_DIR=$DIR

#===========================================================================
# Complete the install
#===========================================================================

if [ "$HYPRE_INSTALL" ]
then
    (
	cd $HYPRE_INSTALL_DIR

	# move the current installed version into an "old" directory
	echo "saving the current installed version ..."
	if [ -f VERSION_NAME ]
	then
	    mkdir UPDATE_OLD
	    chmod $HYPRE_INSTALL_PERMISSIONS UPDATE_OLD
	    for i in [!UV]* VER*
	    do
		mv $i UPDATE_OLD
	    done
	    OLD=`cat UPDATE_OLD/VERSION_NAME`
	    if [ -d "$OLD" ]
	    then
		rm -fr $OLD
	    fi
	    mv UPDATE_OLD $OLD
	fi

	# move the updated version into the install directory
	echo "installing the updated version ..."
	mv UPDATE/* .
	rmdir UPDATE

	# keep some number of old copies of the library
	echo "removing old installations ..."
	NUM_COPIES=3
	# note: `*' will expand alphabetically in the Bourne shell
	set - V[0-9]*
	COUNT=`expr $# - $NUM_COPIES`
	while [ $COUNT -gt 0 ]
	do
	    rm -fr $1
	    shift
	    COUNT=`expr $COUNT - 1`
	done
    )
fi