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|
#! /bin/sh
# Check for illegal external symbols.
#
t=__wt.$$
trap 'rm -f $t' 0 1 2 3 13 15
case `uname` in
Darwin)
NM='nm -gUo $f | egrep " T | D " | sed "s/ _/ /"'
;;
*)
# We require GNU nm, which may not be installed.
type nm > /dev/null 2>&1 &&
(nm --version | grep 'GNU nm') > /dev/null 2>&1 || {
echo "$0 skipped: GNU nm not found"
exit 0
}
NM='nm --extern-only --defined-only --print-file-name $f | egrep -v "__bss_start|_edata|_end|_fini|_init"'
;;
esac
check()
{
(sed -e '/^#/d' s_export.list &&
eval $NM |
sed 's/.* //' |
# Functions beginning with __ut are intentionally exposed to support unit testing when
# Wiredtiger is compiled with HAVE_UNITTEST=1.
egrep -v '^__ut' |
egrep -v '^__wt') |
sort |
uniq -u |
egrep -v \
'lz4_extension_init|snappy_extension_init|zlib_extension_init|zstd_extension_init' > $t
test -s $t && {
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
echo 'unexpected external symbols in the WiredTiger library '"$f"
echo "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-="
cat $t
exit 1
}
}
# This check would normally be done after the library is built, but this way
# we don't forget about a symbol during development. We usually build in the
# top-level directories, check the previously built library,
# if it exists. And, allow this script to be run from the top-level directory
# as well as locally. (??? this last wasn't true before my changes and still
# isn't)
#
# Check all library images that appear; typically they will be one of
# ../build/libwiredtiger.$ext (cmake build)
# ../cmake_build/libwiredtiger.$ext (cmake build)
found=0
for f in $(find .. -name "libwiredtiger.*" -print); do
case "$f" in
*.a|*.so|*.dylib)
check "$f"
found=1
;;
*)
;;
esac
done
if [ $found = 0 ]; then
echo "$0 skipped: libwiredtiger.[a|so|dylib] not found"
fi
exit 0
|
