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libsodium/dist-build/generate-emscripten-symbols.sh
2023-09-08 21:44:54 +02:00

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#! /bin/sh
set -e
LIBSODIUM=${LIBSODIUM:-/tmp/sodium/lib/libsodium.28.dylib}
symbols() {
{
SUMO="$1"
while read symbol standard sumo; do
found="$standard"
if [ "x$SUMO" = "xsumo" ]; then
found="$sumo"
fi
if [ "$found" = "1" ]; then
eval "defined_${symbol}=yes"
else
eval "defined_${symbol}=no"
fi
done <emscripten-symbols.def
/usr/bin/nm "$LIBSODIUM" |
fgrep ' T _' |
cut -d' ' -f3 | {
while read symbol; do
eval "found=\$defined_${symbol}"
if [ "$found" = "yes" ]; then
echo "$symbol"
elif [ "$found" != "no" ]; then
echo >&2
echo "*** [$symbol] was not expected ***" >&2
echo >&2
exit 1
fi
done
}
} |
sort |
{
out='"_malloc","_free"'
while read symbol; do
if [ ! -z "$out" ]; then
out="${out},"
fi
out="${out}\"${symbol}\""
done
echo "[${out}]"
}
}
out=$(symbols standard)
sed s/EXPORTED_FUNCTIONS_STANDARD=\'.*\'/EXPORTED_FUNCTIONS_STANDARD=\'${out}\'/ <emscripten.sh >emscripten.sh.tmp &&
mv -f emscripten.sh.tmp emscripten.sh
out=$(symbols sumo)
sed s/EXPORTED_FUNCTIONS_SUMO=\'.*\'/EXPORTED_FUNCTIONS_SUMO=\'${out}\'/ <emscripten.sh >emscripten.sh.tmp &&
mv -f emscripten.sh.tmp emscripten.sh
chmod +x emscripten.sh