diff --git a/usr.bin/lorder/lorder.sh b/usr.bin/lorder/lorder.sh index be28eec8b9bc..c6d69b2d1b0b 100644 --- a/usr.bin/lorder/lorder.sh +++ b/usr.bin/lorder/lorder.sh @@ -1,110 +1,110 @@ #!/bin/sh - # # SPDX-License-Identifier: BSD-3-Clause # # 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. 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. export LC_CTYPE=C export LC_COLLATE=C set -e usage() { echo "usage: lorder file ..." >&2 exit 1 } while getopts "" opt ; do case $opt in *) usage ;; esac done shift $(($OPTIND - 1)) if [ $# -eq 0 ] ; then usage fi # # Create temporary files. # N=$(mktemp -t _nm_) R=$(mktemp -t _reference_) S=$(mktemp -t _symbol_) T=$(mktemp -t _temp_) NM=${NM:-nm} # # Remove temporary files on termination. # trap "rm -f $N $R $S $T" EXIT 1 2 3 13 15 # # A line matching " [RTDW] " indicates that the input defines a symbol # with external linkage; put it in the symbol file. # # A line matching " U " indicates that the input references an # undefined symbol; put it in the reference file. # ${NM} ${NMFLAGS} -go "$@" >$N sed -e " / [RTDW] / { s/:.* [RTDW] / / w $S d } / U / { s/:.* U / / w $R } d " <$N # # Elide entries representing a reference to a symbol from within the # library that defines it. # sort -u -o $S $S sort -u -o $R $R comm -23 $R $S >$T mv $T $R # # Make sure that all inputs get into the output. # for i ; do echo "$i" "$i" done # # 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 +join -j 2 -o 1.1 -o 2.1 $R $S