1#!/bin/sh - 2# 3# Copyright (c) 1990, 1993 4# The Regents of the University of California. All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 3. All advertising materials mentioning features or use of this software 15# must display the following acknowledgement: 16# This product includes software developed by the University of 17# California, Berkeley and its contributors. 18# 4. Neither the name of the University nor the names of its contributors 19# may be used to endorse or promote products derived from this software 20# without specific prior written permission. 21# 22# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32# SUCH DAMAGE. 33# 34# @(#)lorder.sh 8.1 (Berkeley) 6/6/93 35# 36# $FreeBSD$ 37# 38 39# only one argument is a special case, just output the name twice 40case $# in 41 0) 42 echo "usage: lorder file ..."; 43 exit ;; 44 1) 45 echo $1 $1; 46 exit ;; 47esac 48 49# temporary files 50R=$(mktemp -t _reference_) 51S=$(mktemp -t _symbol_) 52NM=${NM:-nm} 53 54# remove temporary files on HUP, INT, QUIT, PIPE, TERM 55trap "rm -f $R $S $T; exit 1" 1 2 3 13 15 56 57# make sure all the files get into the output 58for i in $*; do 59 echo $i $i 60done 61 62# if the line has " [TDW] " it's a globally defined symbol, put it 63# into the symbol file. 64# 65# if the line has " U " it's a globally undefined symbol, put it into 66# the reference file. 67${NM} -go $* | sed " 68 / [TDW] / { 69 s/:.* [TDW] / / 70 w $S 71 d 72 } 73 / U / { 74 s/:.* U / / 75 w $R 76 } 77 d 78" 79 80# eliminate references that can be resolved by the same library. 81if [ $(expr "$*" : '.*\.a[[:>:]]') -ne 0 ]; then 82 sort -u -o $S $S 83 sort -u -o $R $R 84 T=$(mktemp -t _temp_) 85 comm -23 $R $S >$T 86 mv $T $R 87fi 88 89# sort references and symbols on the second field (the symbol), 90# join on that field, and print out the file names. 91sort -k 2 -o $R $R 92sort -k 2 -o $S $S 93join -j 2 -o 1.1 2.1 $R $S 94rm -f $R $S 95