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