1#!/bin/sh - 2# 3# Copyright (c) 1994, 1996 4# The Regents of the University of California. 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) 5/5/88 14# 15 16PATH=/bin:/usr/bin:/usr/ucb:/usr/local:/usr/local/bin 17export PATH 18 19MAKE=Makefile # default makefile name is "Makefile" 20CC=cc # default C compiler is "cc" 21 22while : 23 do case "$1" in 24 # -c allows you to specify the C compiler 25 -c) 26 CC=$2 27 shift; shift ;; 28 29 # -f allows you to select a makefile name 30 -f) 31 MAKE=$2 32 shift; shift ;; 33 34 # the -p flag produces "program: program.c" style dependencies 35 # so .o's don't get produced 36 -p) 37 SED='s;\.o;;' 38 shift ;; 39 *) 40 break ;; 41 esac 42done 43 44if [ $# = 0 ] ; then 45 echo 'usage: mkdep [-p] [-c cc] [-f makefile] [flags] file ...' 46 exit 1 47fi 48 49if [ ! -w $MAKE ]; then 50 echo "mkdep: no writeable file \"$MAKE\"" 51 exit 1 52fi 53 54TMP=/tmp/mkdep$$ 55 56trap 'rm -f $TMP ; exit 1' 1 2 3 13 15 57 58cp $MAKE ${MAKE}.bak 59 60sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP 61 62cat << _EOF_ >> $TMP 63# DO NOT DELETE THIS LINE -- mkdep uses it. 64# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY. 65 66_EOF_ 67 68# If your compiler doesn't have -M, add it. If you can't, the next two 69# lines will try and replace the "cc -M". The real problem is that this 70# hack can't deal with anything that requires a search path, and doesn't 71# even try for anything using bracket (<>) syntax. 72# 73# egrep '^#include[ ]*".*"' /dev/null $* | 74# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' | 75 76# XXX this doesn't work with things like "-DDECLWAITSTATUS=union\ wait" 77$CC -M $* | 78sed " 79 s; \./; ;g 80 $SED" | 81awk '{ 82 if ($1 != prev) { 83 if (rec != "") 84 print rec; 85 rec = $0; 86 prev = $1; 87 } 88 else { 89 if (length(rec $2) > 78) { 90 print rec; 91 rec = $0; 92 } 93 else 94 rec = rec " " $2 95 } 96} 97END { 98 print rec 99}' >> $TMP 100 101cat << _EOF_ >> $TMP 102 103# IF YOU PUT ANYTHING HERE IT WILL GO AWAY 104_EOF_ 105 106# copy to preserve permissions 107cp $TMP $MAKE 108rm -f ${MAKE}.bak $TMP 109exit 0 110