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#!/bin/sh -

#

# Copyright (c) 1987 Regents of the University of California.

# All rights reserved.

#

# Redistribution and use in source and binary forms are permitted

# provided that the above copyright notice and this paragraph are

# duplicated in all such forms and that any documentation,

# advertising materials, and other materials related to such

# distribution and use acknowledge that the software was developed

# by the University of California, Berkeley.  The name of the

# University may not be used to endorse or promote products derived

# from this software without specific prior written permission.

# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR

# IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED

# WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.

#

#       @(#)mkdep.sh    5.12 (Berkeley) 6/30/88

#

MAKE=Makefile                   # default makefile name is "Makefile"

while :

        do case "$1" in

                # -f allows you to select a makefile name

                -f)

                        MAKE=$2

                        shift; shift ;;

                # the -p flag produces "program: program.c" style dependencies

                # so .o's don't get produced

                -p)

                        SED='s;\.o;;'

                        shift ;;

                *)

                        break ;;

        esac

done

if [ $# = 0 ] ; then

        echo 'usage: mkdep [-p] [-f makefile] [flags] file ...'

        exit 1

fi

if [ ! -w $MAKE ]; then

        echo "mkdep: no writeable file \"$MAKE\""

        exit 1

fi

TMP=/tmp/mkdep$$

trap 'rm -f $TMP ; exit 1' 1 2 3 13 15

cp $MAKE ${MAKE}.bak

sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP

cat << _EOF_ >> $TMP

# DO NOT DELETE THIS LINE -- mkdep uses it.

# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.

_EOF_

# If your compiler doesn't have -M, add it.  If you can't, the next two

# lines will try and replace the "cc -M".  The real problem is that this

# hack can't deal with anything that requires a search path, and doesn't

# even try for anything using bracket (<>) syntax.

#

# egrep '^#include[     ]*".*"' /dev/null $* |

# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' |

gcc -MM $* |

sed "

        s; \./; ;g

        $SED" >> $TMP

cat << _EOF_ >> $TMP

# IF YOU PUT ANYTHING HERE IT WILL GO AWAY

_EOF_

# copy to preserve permissions

cp $TMP $MAKE

rm -f ${MAKE}.bak $TMP

exit 0