termux-packages/packages/opencl-vendor-driver/postinst.sh

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#!@TERMUX_PREFIX@/bin/sh
PREFIX=@TERMUX_PREFIX@
check_cmd_status() {
[ -n "$(command -v "$1")" ] && echo 0 && return
[ -e "${PREFIX}/bin/$1" ] && echo 1 && return
echo 2
}
check_cmd() {
status=$(check_cmd_status "$1")
[ "${status}" = 0 ] && echo "OK" && return
[ "${status}" = 1 ] && echo "NOT WORKING"
[ "${status}" = 2 ] && echo "NOT FOUND"
echo "error" > "${DEPS_STATUS}"
}
DEPS_STATUS=$(mktemp)
DEPS="
basename
grep
install
ls
patchelf
readelf
sed
sort
uname
"
for dep in ${DEPS}; do
echo "INFO: Checking command ${dep} ... $(check_cmd "${dep}" "${DEPS_STATUS}")"
done
if [ "$(cat "${DEPS_STATUS}")" = "error" ]; then
rm -f "${DEPS_STATUS}"
echo "WARN: One or more dependencies are not installed. Install them then try again. Exiting ..." >&2
exit
fi
rm -f "${DEPS_STATUS}"
UNAME=$(uname -m)
BIT=""
case "${UNAME}" in
aarch64|x86_64)
BIT="64"
;;
armv*|i*86)
;;
*)
echo "WARN: Unknown arch ${UNAME}" >&2
esac
TARGET_LIBOPENCL="${PREFIX}/opt/vendor/lib/libOpenCL.so"
VENDOR_LIBOPENCL=""
HAS_OPENCL="0"
HAS_MALI="0"
# user override
if [ -n "${OVERRIDE_LIBOPENCL}" ]; then
echo "WARN: Forcing to use ${OVERRIDE_LIBOPENCL} as vendor OpenCL ..." >&2
if [ -e "${OVERRIDE_LIBOPENCL}" ]; then
VENDOR_LIBOPENCL="${OVERRIDE_LIBOPENCL}"
else
echo "INFO: Falling back to autodetect as provided path is invalid."
fi
fi
if [ -z "${VENDOR_LIBOPENCL}" ]; then
# autodetect
VENDOR_LIBDIR=""
if [ -e "/vendor/lib${BIT}" ]; then
VENDOR_LIBDIR="/vendor/lib${BIT}"
elif [ -e "/system/vendor/lib${BIT}" ]; then
VENDOR_LIBDIR="/system/vendor/lib${BIT}"
else
echo "WARN: /vendor and /system are not accessible. This package is now useless." >&2
exit
fi
[ -e "${VENDOR_LIBDIR}/libOpenCL.so" ] && HAS_OPENCL="1"
[ -e "${VENDOR_LIBDIR}/egl/libGLES_mali.so" ] && HAS_MALI="1"
# autopick
if [ "${HAS_OPENCL}" = "1" ] && [ "${HAS_MALI}" = "1" ]; then
VENDOR_LIBOPENCL="${VENDOR_LIBDIR}/egl/libGLES_mali.so"
elif [ "${HAS_OPENCL}" = "0" ] && [ "${HAS_MALI}" = "1" ]; then
VENDOR_LIBOPENCL="${VENDOR_LIBDIR}/egl/libGLES_mali.so"
elif [ "${HAS_OPENCL}" = "1" ] && [ "${HAS_MALI}" = "0" ]; then
VENDOR_LIBOPENCL="${VENDOR_LIBDIR}/libOpenCL.so"
else
echo "WARN: No drivers found! This package is now useless." >&2
exit
fi
fi
echo "INFO: Found ${VENDOR_LIBOPENCL}, installing as ${TARGET_LIBOPENCL} ..."
install -Dm644 "${VENDOR_LIBOPENCL}" "${TARGET_LIBOPENCL}"
install_deps() { (
LIB=$(basename "$1")
NEEDED_LIBS=$(readelf -d "$1" | grep NEEDED | sed "s|.* \[\(.*\)\]|\1|g" | sort)
SET_RPATH="0"
NOT_SYSTEM_LIBS=""
echo "INFO: Checking ${LIB} for missing dependencies ..."
for needed_lib in ${NEEDED_LIBS}; do
IS_SYSTEM_LIB="0"
for system_lib in ${SYSTEM_LIBS}; do
[ "${DEBUG}" = "1" ] && echo "DEBUG: ${LIB} ... ${needed_lib} ... ${system_lib}"
[ "${needed_lib}" = "${system_lib}" ] && IS_SYSTEM_LIB="1" && break
done
if [ "${IS_SYSTEM_LIB}" != "1" ]; then
NOT_SYSTEM_LIBS="${NOT_SYSTEM_LIBS} ${needed_lib}"
fi
done
for needed_lib in ${NOT_SYSTEM_LIBS}; do
target_needed_lib="${PREFIX}/opt/vendor/lib/${needed_lib}"
vendor_needed_lib=""
if [ -e "${VENDOR_LIBDIR}/${needed_lib}" ]; then
vendor_needed_lib="${VENDOR_LIBDIR}/${needed_lib}"
else
echo "WARN: Unable to find ${needed_lib}. This package may not work properly." >&2
fi
if [ -n "${vendor_needed_lib}" ]; then
echo "INFO: Installing missing dependency ${vendor_needed_lib} ..."
install -Dm644 "${vendor_needed_lib}" "${target_needed_lib}"
install_deps "${target_needed_lib}"
SET_RPATH="1"
fi
done
if [ "${SET_RPATH}" = "1" ]; then
echo "INFO: Patching rpath for $1 ..."
patchelf --set-rpath '$ORIGIN' "$1"
else
echo "INFO: Removing rpath for $1 ..."
patchelf --remove-rpath "$1"
fi
) }
if [ -n "${VENDOR_LIBOPENCL}" ]; then
SYSTEM_LIBS=$(ls /system/lib${BIT})
install_deps "${TARGET_LIBOPENCL}"
echo "
====================
Post install notice:
If there's any ROM upgrades taken place after
installing opencl-vendor-driver package,
reinstall of the package is required to use the
updated OpenCL drivers.
====================
"
fi