diff options
Diffstat (limited to 'zlib.sh')
| -rw-r--r-- | zlib.sh | 169 |
1 files changed, 169 insertions, 0 deletions
@@ -0,0 +1,169 @@ +#! /bin/bash + +################################################################################ +# Prepare +################################################################################ + +# Set up shell +set -x # Output commands +set -e # Abort on errors + + + +################################################################################ +# Search +################################################################################ + +if [ -z "${ZLIB_DIR}" ]; then + echo "BEGIN MESSAGE" + echo "zlib selected, but ZLIB_DIR not set. Checking some places..." + echo "END MESSAGE" + + FILES="include/zlib.h lib/libz.a" + DIRS="/usr /usr/local /usr/local/zlib /usr/local/packages/zlib /usr/local/apps/zlib /opt/local ${HOME} ${HOME}/zlib c:/packages/zlib" + for dir in $DIRS; do + ZLIB_DIR="$dir" + for file in $FILES; do + if [ ! -r "$dir/$file" ]; then + unset ZLIB_DIR + break + fi + done + if [ -n "$ZLIB_DIR" ]; then + break + fi + done + + if [ -z "$ZLIB_DIR" ]; then + echo "BEGIN MESSAGE" + echo "zlib not found" + echo "END MESSAGE" + else + echo "BEGIN MESSAGE" + echo "Found zlib in ${ZLIB_DIR}" + echo "END MESSAGE" + fi +fi + + + +################################################################################ +# Build +################################################################################ + +if [ -z "${ZLIB_DIR}" -o "${ZLIB_DIR}" = 'BUILD' ]; then + echo "BEGIN MESSAGE" + echo "Building zlib..." + echo "END MESSAGE" + + # Set locations + THORN=zlib + NAME=zlib-1.2.5 + SRCDIR=$(dirname $0) + BUILD_DIR=${SCRATCH_BUILD}/build/${THORN} + INSTALL_DIR=${SCRATCH_BUILD}/external/${THORN} + DONE_FILE=${SCRATCH_BUILD}/done/${THORN} + ZLIB_DIR=${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 ${SRCDIR}/zlib.sh ] + then + echo "zlib: The enclosed zlib library has already been built; doing nothing" + else + echo "zlib: Building enclosed zlib library" + + # Should we use gmake or make? + MAKE=$(gmake --help > /dev/null 2>&1 && echo gmake || echo make) + # Should we use gtar or tar? + TAR=$(gtar --help > /dev/null 2> /dev/null && echo gtar || echo tar) + # Should we use gpatch or patch? + if [ -z "$PATCH" ]; then + PATCH=$(gpatch -v > /dev/null 2>&1 && echo gpatch || echo patch) + fi + + # Set up environment + export LDFLAGS + unset LIBS + if echo '' ${ARFLAGS} | grep 64 > /dev/null 2>&1; then + export OBJECT_MODE=64 + fi + + echo "zlib: Preparing directory structure..." + mkdir build external done 2> /dev/null || true + rm -rf ${BUILD_DIR} ${INSTALL_DIR} + mkdir ${BUILD_DIR} ${INSTALL_DIR} + + echo "zlib: Unpacking archive..." + pushd ${BUILD_DIR} + ${TAR} xzf ${SRCDIR}/dist/${NAME}.tar.gz + ${PATCH} -p0 < ${SRCDIR}/dist/install.diff + + echo "zlib: Configuring..." + cd ${NAME} + # Guess whether Cactus uses static linking, and if so, build + # only static libraries + ./configure --prefix=${ZLIB_DIR} $(if echo '' ${LDFLAGS} | grep -q static; then echo '' '--static'; fi) + + echo "zlib: Building..." + ${MAKE} + + echo "zlib: Installing..." + ${MAKE} install prefix=${ZLIB_DIR} + popd + + echo "zlib: Cleaning up..." + rm -rf ${BUILD_DIR} + + date > ${DONE_FILE} + echo "zlib: Done." + fi +) + + if (( $? )); then + echo 'BEGIN ERROR' + echo 'Error while building zlib. Aborting.' + echo 'END ERROR' + exit 1 + fi + +fi + + + +################################################################################ +# Check for additional libraries +################################################################################ + +# Set options +if [ "${ZLIB_DIR}" = '/usr' -o "${ZLIB_DIR}" = '/usr/local' ]; then + ZLIB_INC_DIRS='' + ZLIB_LIB_DIRS='' +else + ZLIB_INC_DIRS="${ZLIB_DIR}/include" + ZLIB_LIB_DIRS="${ZLIB_DIR}/lib" +fi +ZLIB_LIBS='z' + + + +################################################################################ +# Configure Cactus +################################################################################ + +# Pass options to Cactus +echo "BEGIN MAKE_DEFINITION" +echo "HAVE_ZLIB = 1" +echo "ZLIB_DIR = ${ZLIB_DIR}" +echo "ZLIB_INC_DIRS = ${ZLIB_INC_DIRS}" +echo "ZLIB_LIB_DIRS = ${ZLIB_LIB_DIRS}" +echo "ZLIB_LIBS = ${ZLIB_LIBS}" +echo "END MAKE_DEFINITION" + +echo 'INCLUDE_DIRECTORY $(ZLIB_INC_DIRS)' +echo 'LIBRARY_DIRECTORY $(ZLIB_LIB_DIRS)' +echo 'LIBRARY $(ZLIB_LIBS)' |