1#!/bin/sh - 2# 3# SPDX-License-Identifier: BSD-3-Clause 4# 5# Copyright (c) 1991, 1993 6# The Regents of the University of California. All rights reserved. 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 3. Neither the name of the University nor the names of its contributors 17# may be used to endorse or promote products derived from this software 18# without specific prior written permission. 19# 20# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30# SUCH DAMAGE. 31# 32# 33# @(#)mkdep.sh 8.1 (Berkeley) 6/6/93 34# 35 36PATH=/bin:/usr/bin:/usr/ucb:/usr/old/bin 37export PATH 38 39D=.depend # default dependency file is .depend 40append=0 41 42while : 43 do case "$1" in 44 # -a appends to the depend file 45 -a) 46 append=1 47 shift ;; 48 49 # -f allows you to select a makefile name 50 -f) 51 D=$2 52 shift; shift ;; 53 54 # the -p flag produces "program: program.c" style dependencies 55 # so .o's don't get produced 56 -p) 57 SED='s;\.o ; ;' 58 shift ;; 59 *) 60 break ;; 61 esac 62done 63 64if [ $# = 0 ] ; then 65 echo 'usage: mkdep [-p] [-f depend_file] [cc_flags] file ...' 66 exit 1 67fi 68 69TMP=/tmp/mkdep$$ 70 71trap 'rm -f $TMP ; trap 2 ; kill -2 $$' 1 2 3 13 15 72 73cc -M $* | 74sed " 75 s; \./; ;g 76 /\.c:$/d 77 $SED" | 78awk '{ 79 if ($1 != prev) { 80 if (rec != "") 81 print rec; 82 rec = $0; 83 prev = $1; 84 } 85 else { 86 if (length(rec $2) > 78) { 87 print rec; 88 rec = $0; 89 } 90 else 91 rec = rec " " $2 92 } 93} 94END { 95 print rec 96}' > $TMP 97 98if [ $? != 0 ]; then 99 echo 'mkdep: compile failed.' 100 rm -f $TMP 101 exit 1 102fi 103 104if [ $append = 1 ]; then 105 cat $TMP >> $D 106 rm -f $TMP 107else 108 mv $TMP $D 109fi 110exit 0 111