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#!/bin/sh -
#
# Copyright (c) 1990, 1993
# The Regents of the University of California. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
# must display the following acknowledgement:
# This product includes software developed by the University of
# California, Berkeley and its contributors.
# 4. Neither the name of the University nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# @(#)lorder.sh 8.1 (Berkeley) 6/6/93
#
# $FreeBSD$
#
# only one argument is a special case, just output the name twice
case $# in
0)
echo "usage: lorder file ...";
exit ;;
1)
echo $1 $1;
exit ;;
esac
# temporary files
R=$(mktemp -t _reference_)
S=$(mktemp -t _symbol_)
NM=${NM:-nm}
# remove temporary files on HUP, INT, QUIT, PIPE, TERM
trap "rm -f $R $S $T; exit 1" 1 2 3 13 15
# make sure all the files get into the output
for i in $*; do
echo $i $i
done
# if the line has " [TDW] " it's a globally defined symbol, put it
# into the symbol file.
#
# if the line has " U " it's a globally undefined symbol, put it into
# the reference file.
${NM} -go $* | sed "
/ [TDW] / {
s/:.* [TDW] / /
w $S
d
}
/ U / {
s/:.* U / /
w $R
}
d
"
# eliminate references that can be resolved by the same library.
if [ $(expr "$*" : '.*\.a[[:>:]]') -ne 0 ]; then
sort -u -o $S $S
sort -u -o $R $R
T=$(mktemp -t _temp_)
comm -23 $R $S >$T
mv $T $R
fi
# sort references and symbols on the second field (the symbol),
# join on that field, and print out the file names.
sort -k 2 -o $R $R
sort -k 2 -o $S $S
join -j 2 -o 1.1 2.1 $R $S
rm -f $R $S
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