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|
#!/bin/sh
# found on https://github.com/webosbrew/dev-utils/tree/main/scripts
EXE="$1"
if [ ! -f "${EXE}" ]; then
echo "Usage: $0 executable"
exit 1
fi
if [ ! -d "${WEBOS_ROOTFS}" ]; then
echo 'WEBOS_ROOTFS is not a directory'
exit 1
fi
lib_search_paths="${WEBOS_ROOTFS}/lib:${WEBOS_ROOTFS}/usr/lib:${WEBOS_LD_LIBRARY_PATH}"
required_syms=$(nm --dynamic --extern-only --undefined-only "${EXE}" | grep ' [U] ' | tr -s ' ' | cut -d ' ' -f 3)
needed_libs=$(objdump -p "${EXE}" | grep NEEDED | tr -s ' ' | cut -d ' ' -f 3)
found_libs=""
has_missing=0
for lib in ${needed_libs}; do
lib_found=0
OLDIFS=$IFS
IFS=:
for path in ${lib_search_paths}; do
lib_path="${path}/${lib}"
if [ -f "${lib_path}" ]; then
lib_found=1
found_libs="${found_libs} ${lib_path}"
fi
done
IFS=$OLDIFS
if [ ${lib_found} = 0 ]; then
has_missing=1
echo "Missing library: ${lib}"
fi
done
# shellcheck disable=SC2086
lib_syms=$(nm --dynamic --extern-only --defined-only ${found_libs} | grep ' [a-zA-Z] ' | cut -d ' ' -f 3 | tr -s '@')
for sym in ${required_syms}; do
if ! echo "${lib_syms}" | grep -q "${sym}"; then
has_missing=1
sym_name=$(echo "${sym}" | cut -d '@' -f 1 | c++filt)
if echo "${sym}" | grep -q '@'; then
sym_ver="@$(echo ${sym} | cut -d '@' -f 2)"
fi
echo "Missing symbol: ${sym_name}${sym_ver}"
fi
done
if [ ${has_missing} = 0 ]; then
echo "All OK."
fi
return $has_missing
|
