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executable file 32 lines (30 sloc) 1.01 KB
#!/bin/sh
#
# Copyright 2017-2018 AVSystem <avsystem@avsystem.com>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
FILE="$1"
shift
FIRST=1
PATTERN=''
while [ "$*" ]; do
if [ -z "$FIRST" ]; then
PATTERN="$PATTERN|"
fi
FIRST=''
PATTERN="$PATTERN$1"
shift
done
# readelf -s on a non-stripped .so file will show all symbols twice, but it's not a problem
readelf -sW "$FILE" | sed -e 's/^.*://;' | awk '{if ($2 > 0 && $6 != "UND" && $6 != "ABS" && $4 == "GLOBAL") print $7}' | grep -Ev "^($PATTERN)"
test "$?" -eq 1