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#! /bin/bash
################################################################################
# Prepare
################################################################################
# Set up shell
set -x # Output commands
set -e # Abort on errors
################################################################################
# Search
################################################################################
if [ -z "${FFTW3_DIR}" ]; then
echo "BEGIN MESSAGE"
echo "FFTW3 selected, but FFTW3_DIR not set. Checking some places..."
echo "END MESSAGE"
FILES="include/fftw3.h"
DIRS="/usr /usr/local /usr/local/fftw3 /usr/local/packages/fftw3 /usr/local/apps/fftw3 ${HOME} c:/packages/fftw3"
for dir in $DIRS; do
FFTW3_DIR="$dir"
for file in $FILES; do
if [ ! -r "$dir/$file" ]; then
unset FFTW3_DIR
break
fi
done
if [ -n "$FFTW3_DIR" ]; then
break
fi
done
if [ -z "$FFTW3_DIR" ]; then
echo "BEGIN MESSAGE"
echo "FFTW3 not found"
echo "END MESSAGE"
else
echo "BEGIN MESSAGE"
echo "Found FFTW3 in ${FFTW3_DIR}"
echo "END MESSAGE"
fi
fi
################################################################################
# Build
################################################################################
if [ -z "${FFTW3_DIR}" -o "${FFTW3_DIR}" = 'BUILD' ]; then
echo "BEGIN MESSAGE"
echo "Building FFTW3..."
echo "END MESSAGE"
# Set locations
THORN=FFTW3
NAME=fftw-3.2.2
SRCDIR=$(dirname $0)
BUILD_DIR=${SCRATCH_BUILD}/build/${THORN}
if [ -z "${FFTW3_INSTALL_DIR}" ]; then
echo "BEGIN MESSAGE"
echo "FFTW3 install directory, FFTW3_INSTALL_DIR, not set. Installing in the default configuration location. "
echo "END MESSAGE"
INSTALL_DIR=${SCRATCH_BUILD}/external/${THORN}
else
echo "BEGIN MESSAGE"
echo "FFTW3 install directory, FFTW3_INSTALL_DIR, selected. Installing FFTW3 at ${FFTW3_INSTALL_DIR} "
echo "END MESSAGE"
INSTALL_DIR=${FFTW3_INSTALL_DIR}
fi
DONE_FILE=${SCRATCH_BUILD}/done/${THORN}
FFTW3_DIR=${INSTALL_DIR}
(
exec >&2 # Redirect stdout to stderr
set -x # Output commands
set -e # Abort on errors
cd ${SCRATCH_BUILD}
if [ -e ${DONE_FILE} -a ${DONE_FILE} -nt ${SRCDIR}/dist/${NAME}.tar.gz \
-a ${DONE_FILE} -nt ${SRCDIR}/FFTW3.sh ]
then
echo "FFTW3: The enclosed FFTW3 library has already been built; doing nothing"
else
echo "FFTW3: Building enclosed FFTW3 library"
# Should we use gmake or make?
MAKE=$(gmake --help > /dev/null 2>&1 && echo gmake || echo make)
# Should we use gtar or tar?
TAR=$(gtar --help > /dev/null 2> /dev/null && echo gtar || echo tar)
# Set up environment
unset LIBS
if echo '' ${ARFLAGS} | grep 64 > /dev/null 2>&1; then
export OBJECT_MODE=64
fi
echo "FFTW3: Preparing directory structure..."
mkdir build external done 2> /dev/null || true
rm -rf ${BUILD_DIR} ${INSTALL_DIR}
mkdir ${BUILD_DIR} ${INSTALL_DIR}
echo "FFTW3: Unpacking archive..."
pushd ${BUILD_DIR}
${TAR} xzf ${SRCDIR}/dist/${NAME}.tar.gz
echo "FFTW3: Configuring..."
cd ${NAME}
./configure --prefix=${FFTW3_DIR}
echo "FFTW3: Building..."
${MAKE}
echo "FFTW3: Installing..."
${MAKE} install
popd
echo "FFTW3: Cleaning up..."
rm -rf ${BUILD_DIR}
date > ${DONE_FILE}
echo "FFTW3: Done."
fi
)
if (( $? )); then
echo 'BEGIN ERROR'
echo 'Error while building FFTW3. Aborting.'
echo 'END ERROR'
exit 1
fi
fi
################################################################################
# Configure Cactus
################################################################################
# Set options
if [ "${FFTW3_DIR}" = '/usr' -o "${FFTW3_DIR}" = '/usr/local' ]; then
FFTW3_INC_DIRS=''
FFTW3_LIB_DIRS=''
else
FFTW3_INC_DIRS="${FFTW3_DIR}/include"
FFTW3_LIB_DIRS="${FFTW3_DIR}/lib"
fi
FFTW3_LIBS='fftw3'
# Pass options to Cactus
echo "BEGIN MAKE_DEFINITION"
echo "HAVE_FFTW3 = 1"
echo "FFTW3_DIR = ${FFTW3_DIR}"
echo "FFTW3_INC_DIRS = ${FFTW3_INC_DIRS}"
echo "FFTW3_LIB_DIRS = ${FFTW3_LIB_DIRS}"
echo "FFTW3_LIBS = ${FFTW3_LIBS}"
echo "END MAKE_DEFINITION"
echo 'INCLUDE_DIRECTORY $(FFTW3_INC_DIRS)'
echo 'LIBRARY_DIRECTORY $(FFTW3_LIB_DIRS)'
echo 'LIBRARY $(FFTW3_LIBS)'
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