<s>
The	O
Houston	B-Application
Automatic	I-Application
Spooling	I-Application
Priority	I-Application
Program	O
,	O
commonly	O
known	O
as	O
HASP	O
,	O
is	O
an	O
extension	O
of	O
the	O
IBM	B-Application
OS/360	I-Application
operating	I-Application
system	I-Application
and	I-Application
its	I-Application
successors	I-Application
providing	O
extended	O
support	O
for	O
"	O
job	O
management	O
,	O
data	O
management	O
,	O
task	B-General_Concept
management	O
,	O
and	O
remote	O
job	O
entry.	O
"	O
</s>
<s>
OS/360	B-Application
included	O
spooling	B-Device
routines	O
,	O
called	O
reader/interpreters	O
and	O
output	O
writers	O
.	O
</s>
<s>
Likewise	O
each	O
output	O
writer	O
was	O
responsible	O
for	O
controlling	O
one	O
printer	O
or	O
punch	B-Device
.	O
</s>
<s>
Each	O
reader/interpreter	O
or	O
output	O
writer	O
was	O
a	O
separate	O
operating	O
system	O
task	B-General_Concept
in	O
its	O
own	O
partition	O
or	O
region	O
.	O
</s>
<s>
A	O
system	O
with	O
a	O
large	O
number	O
of	O
readers	O
,	O
printers	O
,	O
and	O
punches	B-Device
might	O
have	O
a	O
large	O
number	O
of	O
spooling	B-Device
tasks	O
.	O
</s>
<s>
HASP	O
was	O
a	O
program	O
that	O
ran	O
on	O
a	O
mainframe	O
,	O
and	O
performed	O
functions	O
such	O
as	O
:	O
scheduling	B-General_Concept
,	O
control	O
of	O
job	O
flow	O
,	O
spooling	B-Device
and	O
printing/punching	O
.	O
</s>
<s>
HASP	O
had	O
no	O
support	O
for	O
IBM	B-Application
System/360	I-Application
Operating	I-Application
System	I-Application
Remote	B-Protocol
Job	I-Protocol
Entry	I-Protocol
,	O
360S-RC-536	O
,	O
but	O
provided	O
roughly	O
equivalent	O
facilities	O
of	O
its	O
own	O
.	O
</s>
<s>
In	O
HASP	O
II	O
V3	O
,	O
NIH	O
created	O
the	O
shared	O
spool	B-Device
capability	O
for	O
HASP	O
that	O
was	O
used	O
by	O
many	O
mainframe	O
sites	O
.	O
</s>
<s>
It	O
allowed	O
each	O
HASP	O
system	O
to	O
share	O
a	O
common	O
spool	B-Device
and	O
checkpoint	O
.	O
</s>
<s>
In	O
HASP	O
II	O
V4	O
,	O
Don	O
Greb	O
and	O
Dave	O
Miko	O
of	O
Mellon	O
Bank	O
moved	O
shared	O
spool	B-Device
to	O
this	O
version	O
and	O
carried	O
it	O
forward	O
into	O
JES2	B-Application
multi-access	O
spool	B-Device
(	O
IBM	O
's	O
formal	O
support	O
of	O
HASP	O
in	O
MVS	B-Application
)	O
.	O
</s>
<s>
Over	O
350	O
copies	O
of	O
the	O
HASP	O
II	O
V4	O
shared	O
spool	B-Device
mods	O
were	O
distributed	O
around	O
the	O
world	O
.	O
</s>
<s>
The	O
shared	O
spool	B-Device
Mellon	O
Mods	O
were	O
added	O
to	O
the	O
SHARE	O
distribution	O
process	O
so	O
they	O
could	O
be	O
more	O
widely	O
accessed	O
.	O
</s>
<s>
The	O
program	O
became	O
classified	O
as	O
part	O
of	O
the	O
IBM	B-Application
Type-III	I-Application
Library	I-Application
.	O
</s>
<s>
It	O
had	O
a	O
competitor	O
,	O
ASP	B-Operating_System
(	O
Attached	B-Operating_System
Support	I-Operating_System
Processor	I-Operating_System
)	O
,	O
which	O
ran	O
on	O
one	O
mainframe	O
and	O
controlled	O
scheduling	B-General_Concept
of	O
other	O
attached	O
mainframes	O
.	O
</s>
<s>
ASP	B-Operating_System
later	O
became	O
JES3	B-Application
.	O
</s>
<s>
In	O
MVS	B-Application
,	O
HASP	O
became	O
JES2	B-Application
,	O
one	O
of	O
two	O
Job	B-Application
Entry	I-Application
Subsystems	I-Application
.	O
</s>
<s>
It	O
was	O
many	O
years	O
before	O
the	O
HASP	O
labels	O
were	O
removed	O
from	O
the	O
JES2	B-Application
source	O
,	O
and	O
the	O
messages	O
issued	O
by	O
JES2	B-Application
are	O
still	O
prefixed	O
with	O
"	O
$HASP	O
"	O
.	O
</s>
<s>
A	O
modified	O
version	O
of	O
HASP	O
was	O
used	O
to	O
provide	O
batch	O
spooling	B-Device
and	O
remote	B-Protocol
job	I-Protocol
entry	I-Protocol
services	O
for	O
the	O
Michigan	B-Application
Terminal	I-Application
System	I-Application
during	O
the	O
late	O
1960s	O
,	O
1970s	O
,	O
and	O
1980s	O
.	O
</s>
<s>
HASP	O
operated	O
as	O
a	O
single	O
operating	O
system	O
task	B-General_Concept
and	O
used	O
cooperative	O
multitasking	O
internally	O
to	O
run	O
processors	O
to	O
perform	O
tasks	O
such	O
as	O
running	O
card	B-Device
readers	I-Device
,	O
printers	O
,	O
and	O
punches	B-Device
,	O
managing	O
the	O
spool	B-Device
files	O
,	O
communicating	O
with	O
the	O
system	O
operator	O
,	O
and	O
driving	O
multiple	O
communication	O
lines	O
for	O
remote	B-Protocol
job	I-Protocol
entry	I-Protocol
.	O
</s>
<s>
Much	O
of	O
what	O
would	O
become	O
JES2	B-Application
's	O
JECL	O
was	O
a	O
part	O
of	O
HASP	O
.	O
</s>
<s>
)	O
and	O
in	O
the	O
meantime	O
the	O
job	O
was	O
in	O
a	O
HOLD	O
queue	B-Device
.	O
</s>
<s>
/	O
*ROUTE	O
PRINT	O
&	O
/	O
*ROUTE	O
PUNCH	B-Device
allowed	O
flexibility	O
,	O
as	O
needed	O
.	O
</s>
<s>
Binary	B-Protocol
Synchronous	I-Protocol
Communications	I-Protocol
(	O
BSC	O
)	O
protocol	O
.	O
</s>
<s>
but	O
additionally	O
provided	O
support	O
for	O
multi-leaving	O
communication	O
with	O
intelligent	O
workstations	O
such	O
as	O
the	O
IBM	B-Device
1130	I-Device
,	O
IBM	B-Device
System/3	I-Device
and	O
the	O
System/360	B-Device
Model	I-Device
20	I-Device
.	O
</s>
<s>
Third	O
party	O
vendors	O
developed	O
a	O
variety	O
of	O
2770/2780/3780	O
simulators	O
and	O
Multi-leaving	O
implementations	O
for	O
use	O
with	O
HASP	O
and	O
ASP	B-Operating_System
.	O
</s>
<s>
Some	O
of	O
these	O
vendors	O
incorrectly	O
referred	O
to	O
their	O
products	O
as	O
HASP	O
emulators	B-Application
,	O
but	O
the	O
products	O
were	O
actually	O
terminals	O
that	O
talked	O
to	O
HASP	O
;	O
they	O
did	O
not	O
perform	O
any	O
of	O
the	O
functions	O
of	O
HASP	O
.	O
</s>
<s>
The	O
RJE	B-Protocol
console	O
operator	O
could	O
enter	O
a	O
restricted	O
set	O
of	O
HASP	O
Console	O
Operator	O
Commands	O
.	O
</s>
<s>
These	O
HASP	O
commands	O
were	O
the	O
precursor	O
of	O
JES2	B-Application
's	O
Job	O
Entry	O
Control	O
Language	O
(	O
JES2	B-Application
JECL	O
)	O
.	O
</s>
<s>
Some	O
of	O
the	O
HASP	O
RJE	B-Protocol
Console	O
commands	O
,	O
which	O
could	O
be	O
entered	O
in	O
short	O
(	O
single	O
letter	O
)	O
form	O
,	O
or	O
spelled	O
out	O
,	O
are	O
:	O
</s>
