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#! /bin/bash
################################################################################
# Prepare
################################################################################
# Set up shell
if [ "$(echo ${VERBOSE} | tr '[:upper:]' '[:lower:]')" = 'yes' ]; then
set -x # Output commands
fi
set -e # Abort on errors
################################################################################
# Configure Cactus
################################################################################
if [ -z "${OPENCL_DIR}" ]; then
echo "BEGIN MESSAGE"
echo "OpenCL selected, but OPENCL_DIR not set. Checking some places..."
echo "END MESSAGE"
DIRS="/usr /usr/local /opt/local /usr/local/packages usr/local/apps /opt/local ${HOME} c:/packages/"
# look into each directory
for dir in $DIRS; do
# libraries might have different file extensions
for libext in a so dylib; do
# libraries can be in /lib or /lib64
for libdir in lib64 lib; do
FILES="$libdir/libOpenCL.${libext}"
# assume this is the one and check all needed files
OPENCL_DIR="$dir"
for file in $FILES; do
# discard this directory if one file was not found
if [ ! -r "$dir/$file" ]; then
unset OPENCL_DIR
break
fi
done
# don't look further if all files have been found
if [ -n "$OPENCL_DIR" ]; then
break
fi
done
# don't look further if all files have been found
if [ -n "$OPENCL_DIR" ]; then
break
fi
done
# don't look further if all files have been found
if [ -n "$OPENCL_DIR" ]; then
break
fi
done
# Prefer the system OpenCL on Mac OSX
if [ -r /System/Library/Frameworks/OpenCL.framework ]; then
OPENCL_DIR=/System/Library/Frameworks/OpenCL.framework
OPENCL_INC_DIRS=/System/Library/Frameworks/OpenCL.framework/Headers
OPENCL_LIB_DIRS=/System/Library/Frameworks/OpenCL.framework/Libraries
OPENCL_LIBS="-Wl,-framework -Wl,OpenCL"
fi
fi
################################################################################
# Configure Cactus
################################################################################
# Set options
if [ "${OPENCL_DIR}" != '/usr' -a "${OPENCL_DIR}" != '/usr/local' ]; then
: ${OPENCL_INC_DIRS:=${OPENCL_DIR}/include}
: ${OPENCL_LIB_DIRS:=${OPENCL_DIR}/lib}
fi
: ${OPENCL_LIBS:=OpenCL}
# Pass options to Cactus
echo "BEGIN MAKE_DEFINITION"
echo "HAVE_OPENCL = 1"
echo "OPENCL_DIR = ${OPENCL_DIR}"
echo "OPENCL_INC_DIRS = ${OPENCL_INC_DIRS}"
echo "OPENCL_LIB_DIRS = ${OPENCL_LIB_DIRS}"
echo "OPENCL_LIBS = ${OPENCL_LIBS}"
echo "END MAKE_DEFINITION"
echo 'INCLUDE_DIRECTORY $(OPENCL_INC_DIRS)'
echo 'LIBRARY_DIRECTORY $(OPENCL_LIB_DIRS)'
echo 'LIBRARY $(OPENCL_LIBS)'
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