#!/bin/rc
#
# command: /bin/boddle /n/juke/plan_9/sys/src/cmd/scuzz /sys/src/cmd/scuzz
# srcdir: /n/juke/plan_9/sys/src/cmd/scuzz
# version: 817701209
# date: Wed Nov 29 22:13:29 EST 1995
#
myname=$0
doextract=no

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

fn sigint{
	rm -rf 817701209
	exit interrupt
}

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

switch($#*){
case 0
	srcdir=/sys/src/cmd/scuzz
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 817701209 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 817701209
mkdir 817701209

target=817701209/scsireq.c
echo -n '817701209/scsireq.c: '
if(! test -f $srcdir/scsireq.c || ! test -r $srcdir/scsireq.c){
	echo $srcdir/scsireq.c unreadable
	exit unreadable
}
sum=`{sum < $srcdir/scsireq.c}
if(! ~ e9bac77912324  $sum(1)^$sum(2)){
	echo $srcdir/scsireq.c is not the original distribution file
	exit original
}
cp $srcdir/scsireq.c 817701209/scsireq.c
ed 817701209/scsireq.c >/dev/null >[2=1] <<'//GO.SYSIN DD VADIM scsireq.c'
613a
	}
.
612c
	else{
		rp->flags |= Fbfixed;
.
233d
226,231c
	if(offset <= 0x1fffff){
		cmd[0] = ScmdSeek;
		cmd[1] = (offset>>16) & 0x1F;
		cmd[2] = offset>>8;
		cmd[3] = offset;
		cmd[4] = 0;
		cmd[5] = 0;
		rp->cmd.count = 6;
	}else{
		cmd[0] = ScmdExtseek;
		cmd[1] = 0;
		cmd[2] = offset>>24;
		cmd[3] = offset>>16;
		cmd[4] = offset>>8;
		cmd[5] = offset;
		cmd[6] = 0;
		cmd[7] = 0;
		cmd[8] = 0;
		cmd[9] = 0;
		rp->cmd.count = 10;
	}
.
209c
	uchar cmd[10];
.
183d
181c
		rp->cmd.count = dirdevrw(rp, cmd, nbytes);
.
179c
		rp->cmd.count = seqdevrw(rp, cmd, nbytes);
.
170c
	uchar cmd[10];
.
142d
140c
		rp->cmd.count = dirdevrw(rp, cmd, nbytes);
.
138c
		rp->cmd.count = seqdevrw(rp, cmd, nbytes);
.
129c
	uchar cmd[10];
.
123a
	return 6;
.
118c
	cmd[1] = rp->flags&Fbfixed? 0x01: 0x00;
.
113c
static int
.
105,110c
	n = nbytes/rp->lbsize;
	if(rp->offset <= 0x1fffff && n <= 256){
		cmd[1] = rp->offset>>16;
		cmd[2] = rp->offset>>8;
		cmd[3] = rp->offset;
		cmd[4] = n;
		cmd[5] = 0;
		return 6;
	}
	cmd[0] |= ScmdExtread;
	cmd[1] = 0;
	cmd[2] = rp->offset>>24;
	cmd[3] = rp->offset>>16;
	cmd[4] = rp->offset>>8;
	cmd[5] = rp->offset;
	cmd[6] = 0;
	cmd[7] = n>>8;
	cmd[8] = n;
	cmd[9] = 0;
	return 10;
.
100c
static int
.
wq
//GO.SYSIN DD VADIM scsireq.c
sum=`{sum < 817701209/scsireq.c}
if(~ 1084e37012902  $sum(1)^$sum(2))
	echo
if not{
	echo 817701209/scsireq.c checksum error creating updated file
	exit checksum
}
target=817701209/scsireq.h
echo -n '817701209/scsireq.h: '
if(! test -f $srcdir/scsireq.h || ! test -r $srcdir/scsireq.h){
	echo $srcdir/scsireq.h unreadable
	exit unreadable
}
sum=`{sum < $srcdir/scsireq.h}
if(! ~ e1d4a1be3510  $sum(1)^$sum(2)){
	echo $srcdir/scsireq.h is not the original distribution file
	exit original
}
cp $srcdir/scsireq.h 817701209/scsireq.h
ed 817701209/scsireq.h >/dev/null >[2=1] <<'//GO.SYSIN DD VADIM scsireq.h'
64a
	ScmdExtread	= 0x28,		/* extended read */
	ScmdExtwrite	= 0x2A,		/* extended write */
	ScmdExtseek	= 0x2B,		/* extended seek */
.
34a
	Fbfixed		= 0x40,		/* fixed block size */
.
wq
//GO.SYSIN DD VADIM scsireq.h
sum=`{sum < 817701209/scsireq.h}
if(~ c5fdcd9c3680  $sum(1)^$sum(2))
	echo
if not{
	echo 817701209/scsireq.h checksum error creating updated file
	exit checksum
}
target=817701209/scuzz.c
echo -n '817701209/scuzz.c: '
if(! test -f $srcdir/scuzz.c || ! test -r $srcdir/scuzz.c){
	echo $srcdir/scuzz.c unreadable
	exit unreadable
}
sum=`{sum < $srcdir/scuzz.c}
if(! ~ 7f35436c19707  $sum(1)^$sum(2)){
	echo $srcdir/scuzz.c is not the original distribution file
	exit original
}
cp $srcdir/scuzz.c 817701209/scuzz.c
ed 817701209/scuzz.c >/dev/null >[2=1] <<'//GO.SYSIN DD VADIM scuzz.c'
801c
			Bprint(&bout, "%sblock size: %ld\n",
				rp->flags&Fbfixed? "fixed ": "", rp->lbsize);
.
309,310c
	if(argc && ((howmany = strtol(argv[0], &p, 0)) == 0 && p == argv[0])){
.
86a
		close(fd[1]);
.
wq
//GO.SYSIN DD VADIM scuzz.c
sum=`{sum < 817701209/scuzz.c}
if(~ aae93aeb19745  $sum(1)^$sum(2))
	echo
if not{
	echo 817701209/scuzz.c checksum error creating updated file
	exit checksum
}