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#! /bin/bash
################################################################################
# Prepare
################################################################################
# Set up shell
set -x # Output commands
set -e # Abort on errors
################################################################################
# Build
################################################################################
if [ -z "${LIBJPEG_DIR}" -o "${LIBJPEG_DIR}" = 'BUILD' ]; then
echo "BEGIN MESSAGE"
echo "Building libjpeg..."
echo "END MESSAGE"
# Set locations
THORN=libjpeg
NAME=jpeg-8b
SRCDIR=$(dirname $0)
BUILD_DIR=${SCRATCH_BUILD}/build/${THORN}
INSTALL_DIR=${SCRATCH_BUILD}/external/${THORN}
DONE_FILE=${SCRATCH_BUILD}/done/${THORN}
LIBJPEG_DIR=${INSTALL_DIR}
(
exec >&2 # Redirect stdout to stderr
set -x # Output commands
set -e # Abort on errors
cd ${SCRATCH_DIR}
if [ -e ${DONE_FILE} -a ${DONE_FILE} -nt ${SRCDIR}/dist/${NAME}.tar.gz \
-a ${DONE_FILE} -nt ${SRCDIR}/libjpeg.sh ]
then
echo "libjpeg: The enclosed libjpeg library has already been built; doing nothing"
else
echo "libjpeg: Building enclosed libjpeg library"
# Should we use gmake or make?
MAKE=$(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
echo "libjpeg: Preparing directory structure..."
mkdir build external done 2> /dev/null || true
rm -rf ${BUILD_DIR} ${INSTALL_DIR}
mkdir ${BUILD_DIR} ${INSTALL_DIR}
echo "libjpeg: Unpacking archive..."
pushd ${BUILD_DIR}
${TAR} xzf ${SRCDIR}/dist/${NAME}.tar.gz
echo "libjpeg: Configuring..."
cd ${NAME}
./configure --prefix=${LIBJPEG_DIR}
echo "libjpeg: Building..."
${MAKE}
echo "libjpeg: Installing..."
${MAKE} install
popd
echo "libjpeg: Cleaning up..."
rm -rf ${BUILD_DIR}
date > ${DONE_FILE}
echo "libjpeg: Done."
fi
)
if (( $? )); then
echo 'BEGIN ERROR'
echo 'Error while building libjpeg. Aborting.'
echo 'END ERROR'
exit 1
fi
fi
################################################################################
# Configure Cactus
################################################################################
# Set options
LIBJPEG_INC_DIRS="${LIBJPEG_DIR}/include"
LIBJPEG_LIB_DIRS="${LIBJPEG_DIR}/lib"
LIBJPEG_LIBS='jpeg'
# Pass options to Cactus
echo "BEGIN MAKE_DEFINITION"
echo "HAVE_LIBJPEG = 1"
echo "LIBJPEG_DIR = ${LIBJPEG_DIR}"
echo "LIBJPEG_INC_DIRS = ${LIBJPEG_INC_DIRS}"
echo "LIBJPEG_LIB_DIRS = ${LIBJPEG_LIB_DIRS}"
echo "LIBJPEG_LIBS = ${LIBJPEG_LIBS}"
echo "END MAKE_DEFINITION"
echo 'INCLUDE_DIRECTORY $(LIBJPEG_INC_DIRS)'
echo 'LIBRARY_DIRECTORY $(LIBJPEG_LIB_DIRS)'
echo 'LIBRARY $(LIBJPEG_LIBS)'
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