core/sqf/build-scripts/find-abs-dlls

#!/bin/bash

# @@@ START COPYRIGHT @@@
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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
#
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# "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
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# @@@ END COPYRIGHT @@@

function usage {

typeset MYNAME="$(basename $0)"
cat <<EOF

Find absolute files used as dynamic linked libraries

usage:  $MYNAME [-h] [-v] [<directory>]

-h		Give help text

-v		Verbose output

<directory>	Directory to examine.  Defaults to current directory.

EOF
}

VERBOSE=
INDIR=
DIRS=
while [[ -n "$1" ]]; do
        case $1 in
-v | --v | -verbose | --verbose)
		VERBOSE=yes
		;;
-h | --h | -help | --help )
		usage
		exit 0
		;;
-*)		echo "ERROR: Unrecognized option : $1"
		usage
		exit 1
		;;
*)		INDIR="$1"
		if [[ "$INDIR" == "${INDIR#/}" ]]; then
			INDIR="$PWD/$INDIR"
		fi
		if [[ ! -d $INDIR ]]; then
			echo "ERROR: Directory not found : $INDIR"
			exit 1
		fi
		;;
	esac
	shift 1
done
if [[ -z "$INDIR" ]]; then
	INDIR="$PWD"
fi

echo "Searching $INDIR"
echo "for absolute files used as dlls ..."
echo

LINKEDFILES=$(find $INDIR -type f -exec file {} \; | \
		grep 'dynamically linked' | \
		cut -f1 -d: )

if [[ -n "$VERBOSE" ]]; then
	echo "Files using dlls ="
	ls -l $LINKEDFILES
	echo
fi

BADFILES=
for AFILE in $LINKEDFILES; do
	if [[ -n "$(objdump -x $AFILE | grep NEED | grep / )" ]]; then
		BADFILES="$BADFILES $AFILE"
	fi
done

NUM=$(echo "$BADFILES" | wc -w)
if [[ $NUM -ne 0 ]]; then
	echo "ERROR: Found $NUM files with absolute filenames as dlls:"
	echo
	for A in $BADFILES; do
		echo ${A#$INDIR/}
		objdump -x $A | grep NEED | grep /
		echo
	done
fi
exit $NUM