1#!/bin/sh - 2# 3# Copyright (c) 1987 Regents of the University of California. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms are permitted 7# provided that this notice is preserved and that due credit is given 8# to the University of California at Berkeley. The name of the University 9# may not be used to endorse or promote products derived from this 10# software without specific prior written permission. This software 11# is provided ``as is'' without express or implied warranty. 12# 13# @(#)mkdep.sh 5.11 (Berkeley) 05/05/88 14# 15 16PATH=/bin:/usr/bin:/usr/ucb 17export PATH 18 19MAKE=Makefile # default makefile name is "Makefile" 20 21while : 22 do case "$1" in 23 # -f allows you to select a makefile name 24 -f) 25 MAKE=$2 26 shift; shift ;; 27 28 # the -p flag produces "program: program.c" style dependencies 29 # so .o's don't get produced 30 -p) 31 SED='s;\.o;;' 32 shift ;; 33 *) 34 break ;; 35 esac 36done 37 38if [ $# = 0 ] ; then 39 echo 'usage: mkdep [-p] [-f makefile] [flags] file ...' 40 exit 1 41fi 42 43if [ ! -w $MAKE ]; then 44 echo "mkdep: no writeable file \"$MAKE\"" 45 exit 1 46fi 47 48TMP=/tmp/mkdep$$ 49 50trap 'rm -f $TMP ; exit 1' 1 2 3 13 15 51 52cp $MAKE ${MAKE}.bak 53 54sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP 55 56cat << _EOF_ >> $TMP 57# DO NOT DELETE THIS LINE -- mkdep uses it. 58# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY. 59 60_EOF_ 61 62# If your compiler doesn't have -M, add it. If you can't, the next two 63# lines will try and replace the "cc -M". The real problem is that this 64# hack can't deal with anything that requires a search path, and doesn't 65# even try for anything using bracket (<>) syntax. 66# 67# egrep '^#include[ ]*".*"' /dev/null $* | 68# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' | 69 70cc -M $* | 71sed " 72 s; \./; ;g 73 $SED" | 74awk '{ 75 if ($1 != prev) { 76 if (rec != "") 77 print rec; 78 rec = $0; 79 prev = $1; 80 } 81 else { 82 if (length(rec $2) > 78) { 83 print rec; 84 rec = $0; 85 } 86 else 87 rec = rec " " $2 88 } 89} 90END { 91 print rec 92}' >> $TMP 93 94cat << _EOF_ >> $TMP 95 96# IF YOU PUT ANYTHING HERE IT WILL GO AWAY 97_EOF_ 98 99# copy to preserve permissions 100cp $TMP $MAKE 101rm -f ${MAKE}.bak $TMP 102exit 0 103