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#! /bin/bash
################################################################################
# Prepare
################################################################################
# Set up shell
if [ "$(echo ${VERBOSE} | tr '[:upper:]' '[:lower:]')" = 'yes' ]; then
set -x # Output commands
fi
set -e # Abort on errors
################################################################################
# Search
################################################################################
if [ -z "${FFTW3_DIR}" ]; then
echo "BEGIN MESSAGE"
echo "FFTW3 selected, but FFTW3_DIR not set. Checking some places..."
echo "END MESSAGE"
DIRS="/usr /usr/local /usr/local/packages /usr/local/apps /opt/local ${HOME} c:/packages"
for dir in $DIRS; do
DIRS="$DIRS $dir/fftw3"
done
for dir in $DIRS; do
# libraries might have different file extensions
for libext in a so dylib; do
# libraries can be in /lib or /lib64
for libdir in lib64 lib/x86_64-linux-gnu lib lib/i386-linux-gnu lib/arm-linux-gnueabihf; do
FILES="include/fftw3.h $libdir/libfftw3.$libext"
# assume this is the one and check all needed files
FFTW3_DIR="$dir"
for file in $FILES; do
# discard this directory if one file was not found
if [ ! -r "$dir/$file" ]; then
unset FFTW3_DIR
break
fi
done
# don't look further if all files have been found
if [ -n "$FFTW3_DIR" ]; then
break
fi
done
# don't look further if all files have been found
if [ -n "$FFTW3_DIR" ]; then
break
fi
done
# don't look further if all files have been found
if [ -n "$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 "$(echo "${FFTW3_DIR}" | tr '[a-z]' '[A-Z]')" = 'BUILD' ]
then
echo "BEGIN MESSAGE"
echo "Using bundled FFTW3..."
echo "END MESSAGE"
# Check for required tools. Do this here so that we don't require
# them when using the system library.
if [ "x$TAR" = x ] ; then
echo 'BEGIN ERROR'
echo 'Could not find tar command.'
echo 'Please make sure that the (GNU) tar command is present,'
echo 'and that the TAR variable is set to its location.'
echo 'END ERROR'
exit 1
fi
if [ "x$PATCH" = x ] ; then
echo 'BEGIN ERROR'
echo 'Could not find patch command.'
echo 'Please make sure that the patch command is present,'
echo 'and that the PATCH variable is set to its location.'
echo 'END ERROR'
exit 1
fi
# Set locations
THORN=FFTW3
BUILD_DIR=${SCRATCH_BUILD}/build/${THORN}
if [ -z "${FFTW3_INSTALL_DIR}" ]; then
INSTALL_DIR=${SCRATCH_BUILD}/external/${THORN}
else
echo "BEGIN MESSAGE"
echo "Installing FFTW3 into ${FFTW3_INSTALL_DIR}"
echo "END MESSAGE"
INSTALL_DIR=${FFTW3_INSTALL_DIR}
fi
FFTW3_DIR=${INSTALL_DIR}
else
THORN=FFTW3
DONE_FILE=${SCRATCH_BUILD}/done/${THORN}
mkdir ${SCRATCH_BUILD}/done 2> /dev/null || true
date > ${DONE_FILE}
fi
################################################################################
# Configure Cactus
################################################################################
# Pass configuration options to build script
echo "BEGIN MAKE_DEFINITION"
echo "FFTW3_INSTALL_DIR = ${FFTW3_INSTALL_DIR}"
echo "END MAKE_DEFINITION"
# Set options
if [ "${FFTW3_DIR}" != 'NO_BUILD' ]; then
: ${FFTW3_INC_DIRS="${FFTW3_DIR}/include"}
: ${FFTW3_LIB_DIRS="${FFTW3_DIR}/lib"}
fi
: ${FFTW3_LIBS='fftw3'}
FFTW3_INC_DIRS="$(${CCTK_HOME}/lib/sbin/strip-incdirs.sh ${FFTW3_INC_DIRS})"
FFTW3_LIB_DIRS="$(${CCTK_HOME}/lib/sbin/strip-libdirs.sh ${FFTW3_LIB_DIRS})"
# Pass options to Cactus
echo "BEGIN MAKE_DEFINITION"
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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