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#!/bin/sh -eux
#
# A very simple check script to confirm we still provide binaries
# that look like the targets oss-fuzz wants.
#
# A much stronger check is availble in oss-fuzz via
# infra/helper.py check_build samba
#
# oss-fuzz provides an OUT variable, so for clarity this script
# uses the same. See build_samba.sh
OUT=$1
# build_samba.sh will have put a non-zero number of fuzzers here. If
# there are none, this will fail as it becomes literally fuzz_*
seeds_found=no
for bin in $OUT/fuzz_*; do
# we only want to look at the elf files, not the zips
if [ ${bin%_seed_corpus.zip} != $bin ]; then
continue
fi
# Confirm that the chrpath was reset to lib/ in the same directory
# as the binary. RPATH (not RUNPATH) is critical, otherwise
# libraries used by libraries won't be found on the oss-fuzz
# target host.
chrpath -l $bin | grep 'RPATH=$ORIGIN/lib'
# Confirm that we link to at least some libraries in this
# directory (shows that the libraries were found and copied).
ldd $bin | grep "$OUT/lib"
num_libs=$(ldd $bin | grep -v ld-linux | grep -v linux-vdso | grep -v "$OUT/lib" | wc -l)
if [ 0$num_libs -ne 0 ]; then
echo "some libraries not linked to $ORIGIN/lib, oss-fuzz will fail!"
exit 1
fi
if [ -f ${bin}_seed_corpus.zip ]; then
seeds_found=yes
fi
done
if [ $seeds_found = no ]; then
echo "no seed zip files were found!"
exit 1
fi
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