#!/bin/rc
#
# command: /bin/boddle /n/juke/plan_9/sys/src/cmd/ip/arpd.c /sys/src/cmd/ip/arpd.c
# srcdir: /n/juke/plan_9/sys/src/cmd/ip
# version: 858963972
# date: Fri Mar 21 12:06:12 EST 1997
#
myname=$0
doextract=no

fn usage{
	echo $myname: usage: $myname '[-X] [src-directory]' >[1=2]
	exit usage
}

fn sigint{
	rm -rf 858963972
	exit interrupt
}

while(~ $1 -*){
	switch($1){
	case -X
		doextract=yes
	case -*
		usage
	}
	shift
}

switch($#*){
case 0
	srcdir=/sys/src/cmd/ip
case 1
	srcdir=$1
case *
	usage
}

if(! ~ $doextract yes){
	echo This shell file contains a bundle of diffs representing changes
	echo to original source files in the Plan 9 distribution. It will run
	echo against the files in
	echo ' ' $srcdir
	echo '(unless overridden by the optional source directory argument)'
	echo and create a directory 858963972 containing the updated files.
	echo It will NOT automatically update the original files.
	echo
	echo Invoke with argument -X to perform the actual extraction.
	exit 0
}

rm -rf 858963972
mkdir 858963972

target=858963972/arpd.c
echo -n '858963972/arpd.c: '
if(! test -f $srcdir/arpd.c || ! test -r $srcdir/arpd.c){
	echo $srcdir/arpd.c unreadable
	exit unreadable
}
sum=`{sum < $srcdir/arpd.c}
if(! ~ 9fa2e5675731  $sum(1)^$sum(2)){
	echo $srcdir/arpd.c is not the original distribution file
	exit original
}
cp $srcdir/arpd.c 858963972/arpd.c
ed 858963972/arpd.c >/dev/null >[2=1] <<'//GO.SYSIN DD VADIM arpd.c'
259d
250c
ippending(uchar *ip)
.
244c
		ippending(entry.ipaddr);
.
37c
void	ippending(uchar*);
.
wq
//GO.SYSIN DD VADIM arpd.c
sum=`{sum < 858963972/arpd.c}
if(~ b69b72d45662  $sum(1)^$sum(2))
	echo
if not{
	echo 858963972/arpd.c checksum error creating updated file
	exit checksum
}