#!/bin/rc
#
# command: /bin/boddle /n/juke/plan_9/sys/src/9/port/tcpif.c /sys/src/9/port/tcpif.c
# srcdir: /n/juke/plan_9/sys/src/9/port
# version: 838680967
# date: Mon Jul 29 18:56:07 EDT 1996
#
myname=$0
doextract=no

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

fn sigint{
	rm -rf 838680967
	exit interrupt
}

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

switch($#*){
case 0
	srcdir=/sys/src/9/port
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 838680967 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 838680967
mkdir 838680967

target=838680967/tcpif.c
echo -n '838680967/tcpif.c: '
if(! test -f $srcdir/tcpif.c || ! test -r $srcdir/tcpif.c){
	echo $srcdir/tcpif.c unreadable
	exit unreadable
}
sum=`{sum < $srcdir/tcpif.c}
if(! ~ 065d21342064  $sum(1)^$sum(2)){
	echo $srcdir/tcpif.c is not the original distribution file
	exit original
}
cp $srcdir/tcpif.c 838680967/tcpif.c
ed 838680967/tcpif.c >/dev/null >[2=1] <<'//GO.SYSIN DD VADIM tcpif.c'
42c
		if(newstate == Closed)
			bp->type = M_HANGUP;
		else
			bp->type = M_RHANGUP;
.
35c
			memmove((char *)bp->wptr, s->err, len);
.
wq
//GO.SYSIN DD VADIM tcpif.c
sum=`{sum < 838680967/tcpif.c}
if(~ 21d164e72128  $sum(1)^$sum(2))
	echo
if not{
	echo 838680967/tcpif.c checksum error creating updated file
	exit checksum
}