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Also respect a prefixed nm and strings too

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(cherry picked from commit 1ab6930d15)
This commit is contained in:
Heiko Becker
2023-04-24 22:10:10 +02:00
committed by John Ericson
parent 8aa33212d9
commit 8c9182f7ab
1 changed files with 9 additions and 8 deletions
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17
tests/shared-rpath.sh
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@@ -2,7 +2,8 @@
PATCHELF=$(readlink -f "../src/patchelf") PATCHELF=$(readlink -f "../src/patchelf")
SCRATCH="scratch/$(basename "$0" .sh)" SCRATCH="scratch/$(basename "$0" .sh)"
READELF=${READELF:-readelf} NM=${NM:-nm}
STRINGS=${STRINGS:-strings}
LIB_NAME="${PWD}/libshared-rpath.so" LIB_NAME="${PWD}/libshared-rpath.so"
@@ -11,11 +12,11 @@ mkdir -p "${SCRATCH}"
cd "${SCRATCH}" cd "${SCRATCH}"
has_x() { has_x() {
strings "$1" | grep -c "XXXXXXXX" ${STRINGS} "$1" | grep -c "XXXXXXXX"
} }
nm -D "${LIB_NAME}" | grep a_symbol_name ${NM} -D "${LIB_NAME}" | grep a_symbol_name
previous_cnt="$(strings "${LIB_NAME}" | grep -c a_symbol_name)" previous_cnt="$(${STRINGS} "${LIB_NAME}" | grep -c a_symbol_name)"
echo "#### Number of a_symbol_name strings in the library: $previous_cnt" echo "#### Number of a_symbol_name strings in the library: $previous_cnt"
@@ -25,12 +26,12 @@ echo "#### Rename the rpath to something larger than the original"
"${PATCHELF}" --set-rpath a_very_big_rpath_that_is_larger_than_original --output liblarge-rpath.so "${LIB_NAME}" "${PATCHELF}" --set-rpath a_very_big_rpath_that_is_larger_than_original --output liblarge-rpath.so "${LIB_NAME}"
echo "#### Checking symbol is still there" echo "#### Checking symbol is still there"
nm -D liblarge-rpath.so | grep a_symbol_name ${NM} -D liblarge-rpath.so | grep a_symbol_name
echo "#### Checking there are no Xs" echo "#### Checking there are no Xs"
[ "$(has_x liblarge-rpath.so)" -eq 0 ] || exit 1 [ "$(has_x liblarge-rpath.so)" -eq 0 ] || exit 1
current_cnt="$(strings liblarge-rpath.so | grep -c a_symbol_name)" current_cnt="$(${STRINGS} liblarge-rpath.so | grep -c a_symbol_name)"
echo "#### Number of a_symbol_name strings in the modified library: $current_cnt" echo "#### Number of a_symbol_name strings in the modified library: $current_cnt"
[ "$current_cnt" -eq "$previous_cnt" ] || exit 1 [ "$current_cnt" -eq "$previous_cnt" ] || exit 1
@@ -40,10 +41,10 @@ echo "#### Rename the rpath to something shorter than the original"
"${PATCHELF}" --set-rpath shrt_rpth --output libshort-rpath.so "${LIB_NAME}" "${PATCHELF}" --set-rpath shrt_rpth --output libshort-rpath.so "${LIB_NAME}"
echo "#### Checking symbol is still there" echo "#### Checking symbol is still there"
nm -D libshort-rpath.so | grep a_symbol_name ${NM} -D libshort-rpath.so | grep a_symbol_name
echo "#### Number of a_symbol_name strings in the modified library: $current_cnt" echo "#### Number of a_symbol_name strings in the modified library: $current_cnt"
current_cnt="$(strings libshort-rpath.so | grep -c a_symbol_name)" current_cnt="$(${STRINGS} libshort-rpath.so | grep -c a_symbol_name)"
[ "$current_cnt" -eq "$previous_cnt" ] || exit 1 [ "$current_cnt" -eq "$previous_cnt" ] || exit 1
echo "#### Now liblarge-rpath.so should have its own rpath, so it should be allowed to taint it" echo "#### Now liblarge-rpath.so should have its own rpath, so it should be allowed to taint it"