#!/bin/rc
#
# command: /bin/boddle /n/juke/plan_9/sys/src/9/port /sys/lib/pcdist/9/port
# srcdir: /n/juke/plan_9/sys/src/9/port
# version: 810872359
# date: Mon Sep 11 22:19:19 EDT 1995
#
myname=$0
doextract=no

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

fn sigint{
	rm -rf 810872359
	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 810872359 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 810872359
mkdir 810872359

target=810872359/devfloppy.c
echo -n '810872359/devfloppy.c: '
if(! test -f $srcdir/devfloppy.c || ! test -r $srcdir/devfloppy.c){
	echo $srcdir/devfloppy.c unreadable
	exit unreadable
}
sum=`{sum < $srcdir/devfloppy.c}
if(! ~ 3c640e0118744  $sum(1)^$sum(2)){
	echo $srcdir/devfloppy.c is not the original distribution file
	exit original
}
cp $srcdir/devfloppy.c 810872359/devfloppy.c
ed 810872359/devfloppy.c >/dev/null >[2=1] <<'//GO.SYSIN DD VADIM devfloppy.c'
867c
		if((fl.stat[0]&Codemask)==Cmdexec && fl.stat[1]==Overrun){
			DPRINT("DMA overrun: retry\n");
		} else
			dp->confused = 1;
.
846c
	floppyexec((char*)a, dp->len, cmd==Fread);
.
833c
	fl.cmd[fl.ncmd++] = cmd | (dp->t->heads > 1 ? Fmulti : 0);
.
831d
806c
		if(tries++ > 20)
.
803c
	/* retry on error (until it gets rediculous) */
.
wq
//GO.SYSIN DD VADIM devfloppy.c
sum=`{sum < 810872359/devfloppy.c}
if(~ cbdacd6d18845  $sum(1)^$sum(2))
	echo
if not{
	echo 810872359/devfloppy.c checksum error creating updated file
	exit checksum
}