tools/oss-fuzz: install private shared library non-executable (#8927)

Apparently oss-fuzz's "bad build check" is confused by the library.
Let's make it non-executable, so the checker ignores it.

Should fix https://github.com/google/oss-fuzz/issues/1330.

diff --git a/tools/oss-fuzz.sh b/tools/oss-fuzz.sh
index 3682e5b0c64455760ee46c4d4354b4bd383ac23e..7cc7df5106db67ce49c3633eb4b32e57b9d8cd38 100755 (executable)
--- a/tools/oss-fuzz.sh
+++ b/tools/oss-fuzz.sh
@@ -46,8 +46,8 @@ df=$build/dns-fuzzing
 git clone --depth 1 https://github.com/CZ-NIC/dns-fuzzing $df
 zip -jqr $OUT/fuzz-dns-packet_seed_corpus.zip $df/packet
 
-mkdir -p $OUT/src/shared
-mv $build/src/shared/libsystemd-shared-*.so $OUT/src/shared
+# install the private shared library without executable permissions
+install -Dt $OUT/src/shared/ -m 0644 $build/src/shared/libsystemd-shared-*.so
 
 find $build -maxdepth 1 -type f -executable -name "fuzz-*" -exec mv {} $OUT \;
 cp src/fuzz/*.options $OUT