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+#!/bin/sh -
+
+##
+## Modified to handle -vpath <path> option by Michael Graff, ISC.
+## The purpose of this is to allow this script to run outside of the
+## source directory, for instance when running configure with
+## ../bind9-mainline/configure
+## and still have "make depend" work.
+##
+
+## ++Copyright++ 1987
+## -
+## Copyright (c) 1987 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.
+## -
+## Portions Copyright (c) 1993 by Digital Equipment Corporation.
+##
+## Permission to use, copy, modify, and distribute this software for any
+## purpose with or without fee is hereby granted, provided that the above
+## copyright notice and this permission notice appear in all copies, and that
+## the name of Digital Equipment Corporation not be used in advertising or
+## publicity pertaining to distribution of the document or software without
+## specific, written prior permission.
+##
+## THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
+## WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
+## OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
+## CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+## DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
+## PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+## ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+## SOFTWARE.
+## -
+## --Copyright--
+
+#
+# @(#)mkdep.sh 5.12 (Berkeley) 6/30/88
+#
+
+MAKE=Makefile # default makefile name is "Makefile"
+
+while :
+ do case "$1" in
+ # -vpath allows one to select a virtual path for .c files
+ -vpath)
+ VPATH=$2;
+ shift; shift ;;
+ # -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 [-vpath path] [-p] [-f makefile] [flags] file ...'
+ exit 1
+fi
+
+if [ ! -w $MAKE ]; then
+ echo "mkdep: no writeable file \"$MAKE\""
+ exit 1
+fi
+
+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/' |
+
+if [ X"${VPATH}" != X ] ; then
+ for arg in $* ; do
+ case "$arg" in
+ -*)
+ newargs="$newargs $arg"
+ ;;
+ *)
+ newargs="$newargs $VPATH/$arg"
+ ;;
+ esac
+ done
+else
+ newargs="$*";
+fi
+
+MKDEPPROG="@MKDEPPROG@"
+if [ X"${MKDEPPROG}" != X ]; then
+ @SHELL@ -c "${MKDEPPROG} ${newargs}"
+else
+ @MKDEPCC@ @MKDEPCFLAGS@ ${newargs} |
+ sed "
+ s; \\./; ;g
+ s; \\\\; ;g
+ @LIBTOOL_MKDEP_SED@
+ $SED" |
+ awk '$1 ~ /:$/ {
+ if (rec != "")
+ print rec;
+ if (NF == 1)
+ rec = $1;
+ else
+ rec = $1 " " $2;
+ for (i = 3; i <= NF; i++) {
+ if (length(rec $i) > 76) {
+ print rec " \\";
+ rec = " " $i;
+ } else {
+ rec = rec " " $i;
+ }
+ }
+ next;
+ }
+ {
+ for (i = 1; i <= NF; i++) {
+ if (length(rec $i) > 76) {
+ print rec, "\\";
+ rec = " " $i;
+ } else {
+ rec = rec " " $i;
+ }
+ }
+ }
+ END {
+ print rec
+ }' >> $TMP
+fi
+
+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