Apple III Pascal Program Preparation Tools Errata
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Program
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Program
Preparation
Diskettes
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Assembler
Listing
Message
3
Printing
the
Assembler
Listing
-3
Extra
Assembler
File
3
Accessing
Pascal
Data
Space
3
Routine-Delimiting
Directives
-4
Pascal
System
Diskettes
4 The
System
Library
Files
- ,, 5 The
Syntax
Error
File
6 Exec
Files
~'
6
Execution
Error
Messages
6
Stack
Overflow
7
Assembler
Error
Message
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2
Program
Preparation
Tools
Errata
Program
Preparation
Diskettes
Two
versions
of
the
fi
l e
SYSTEM.LIBRARY
are
supplied
on
the
Pascal
system
diskettes.
The one on
PASCALl
has
fewer
units
because
of
limited
space
on
the
diskette.
For
your
program
preparation
diskettes,
you
should
use
the
SYSTEM.LIBRARY
supplied
on
PASCAL3.
For
tIDre
information
about
the
differences
between
these
library
files,
see
erratum
THE
SYSTEM
LIBRARY
FILES,
below.
Page6
In
paragraph
(4)
at
the
top
of
the
page,
delete
"SYSTEM.LIBRARY"
from
the
first
sentence.
At
the
end
of
the
paragraph,
add:
"Transfer
file
SYSTEM.LIBRARY
from
PASCAL3
to
NE.WPASCAL2
• "
Assembler
Listing
Message
The
return
key
on
the
Apple
III
is
labelled
RETURN.
When
the
Assembler
prompts
you
for
the
name
of
the
listing
file,
the
message
that
actually
appears
on
the
screen
has
<ret>.
Page
14
,
In
the
third
paragraph
from
the
bottom
of
the
page,
chan
ge
<CR>
to
<ret>
•
Page22
In
the
paragraph
at
the
top
of
the
page,
change
<er>
to
<ret>
•
Page
30
In
the
second
paragraph,
change
<CR>
to
<ret>
•
Page
66
In
t
he
th
i
rd
paragraph
from
the
bottom
of
the
page,
change
<CR>
to
<ret>
•
Program
Preparation
Tools
Errata
3
Printing
the
Assembler
Listing
You
can
direct
the
Assembler
listing
to
any
printer
driver,
even
if
the
driver's
name
is
not
.PRINTER •
Page
14
In
the
second
paragraph
from
the
bottom
of
the
page,
after
the
word
".PRINTER",
add:
"or
whatever
the
name
of
your
printer
driver
is."
Extra
Assembler
File
The
warning
paragraph,
marked
with
the
eye
symbol,
doesn't
make
it
quite
clear
that
the
small
temporary
file
on
the
Pascal
system
diskette
is
always
written,
even
if
the
Linker
is
not
used.
Page22
In
the
last
paragraph,
delete
"containing
information
that
will
be
needed
if
the
Linker
is
used."
Accessing
Pascal
Data
Space
The
example
showing
how
to
access
.PUBLIC
data
should
be
changed
to
refer
to
a
decimal
value.
Page
49
In
the
pro
grannning
example,
the
third
line
from
the
end
sh
o
uld
be
LDY
//10.
Routine-Delimiting
Directives
This
section
describes
the
directives
for
f
unctions
(.FUNC)
and
procedures
(.PROC),
but
it
fails
to
mention
that
there
can
be
no
more
than
40
.FUNC
and
.PROC
routines
in
a
single
assembly.
4 Program
Preparation
Tools
Errata
Page
51
At
the
end
of
the
second
paragraph
from
the
bottom
of
the
page,
add:
"A
single
assembly
program
cannot
contain
nvre
than
4!11
.PROC
and
.FUNC
directives."
Pascal
System
Diskettes
In
the
definition
of
a
two-stage
boot,
the
manual
states
that
the
second
stage
is
a
diskette
that
contains
the
file
SYSTEM.PASCAL
• The
second-stage
diskette
must
also
contain
the
file
SYSTEM.MISCINFO
•
Page
118
In
the
fourth
paragraph,
in
the
last
sentence,
add:
"and
the
file
SYSTEM.
MISCINFO
• "
The
System
Library
Files
The
file
SYSTEM.LIBRARY
on
diskette
PASCALl
contains
the
units
APPLES
TUFF
CHAINS
TUFF
LONG
INT
IO
PASCAL
IO
The
file
SYSTEM.LIBRARY
on
diskette
PASCAL3
contains
the
same
units
as
PASCALl
plus
the
units
PGRAF
TURTLEGRAPHICS
REALMODES
TRANSCEND
If
you
need
to
use
library
units
that
are
not
in
SYSTEM.LIBRARY
on
PASCALl
,
use
the
Librarian
and
construct
a
library
with
the
required
units
to
replace
the
library
on
PASCALl
•
If
you have
made
your
own
set
of
program
preparation
diskettes
as
described
in
the
chapter
FIRST
STEPS
IN
PROGRAM
PREPARATION,
you
are
already
using
the
larger
SYSTEM.LIBRARY
that
is
supplied
on
PASCAL3
•
Program
Preparation
Tools
Errata
5
Page
120
In
the
table
of
system
files
at
the
top
of
the
page,
under
PASCAL3,
add
SYSTEM
.
LIBRARY
•
Page
120
After
the
paragraph
describing
PASCAL3,
add
the
following
paragraph:
"The
file
SYSTEM.LIBRARY
on
diskette
PASCALl
contains
only
the
units
APPLE
STUFF
CHAINS
TUFF
LONGINTIO
PASCALIO
II
Page
121
At
the
end
of
the
paragraph
describing
NEWPASCAL2,
add
the
following:
"The
file
SYSTEM.LIBRARY
on
this
diskette
is
the
version
supplied
on
diskette
PASCAL3
•
It
contains
the
units
APPLES
TUFF
CHAINS
TUFF
LONGINTIO
PASCAL
IO
PGRAF
TURTLEGRAPHICS
REALMODES
TRANSCEND
II
The
Syntax
Error
File
The
entries
in
the
System
Files
table
state
that,
when
it
is
needed,
the
file
SYSTEM.SYNTAX
must
be
on
the
Pascal
system
diskette
in
the
built-in
drive.
In
fact,
SYSTEM.SYNTAX
can
be
on any
disk
in
any
drive.
Page122
In
the
section
under
Compile,
in
the
SYSTEM.SYNTAX
entry,
delete
"Pascal
system
diskette,
built-in
drive"
and
substitute
"any
diskette,
any
drive."
6
Program
Preparation
Tools
Errata
Page
123
In
the
section
under
Run,
in
the
SYSTEM
.
SYNTAX
entry,
delete
"Pascal
system
diskette,
built-in
drive"
and
substitute
"any
diskette,
any
drive."
Exec
Files
In
the
section
on Exec
files,
the
following
typographical
error
should
be
corrected.
Page
137
In
the
next
to
the
last
paragraph,
in
the
last
line,
change
"FILE
input"
to
"file
INPUT."
Execution
Error
Messages
The
way
stack-overflow
errors
are
reported
is
somewhat
different
from
the
way
other
errors
are
reported
. The
error
me
s
sage
is
in
a
different
form,
and
the
parameters
S#,
P#, and
I#
are
not
reported.
Page
144
Before
the
next-to-the-last
paragraph,
insert
the
following:
"Stack-overflow
errors
are
reported
in
the
following
form:
Stack
overflow
Type
<RETURN>
to
continue
S#, P#,
and
I#
are
not
reported,
and you
press
the
RETURN
key
rather
than
the
space
bar
to
continue.
"
Stack
Overflow
You
may
encounter
a
stack-overflow
error
in
several
different
ways,
and
the
causes
might
not
be
clear
to
you. The
following
information
will
help
you
correct
stack-overflow
problems.
Program
Preparation
Tools
Errata
7
Page
144
At
the
bottom
of
the
page,
add
the
following:
"In
general,
error
number 4
(stack
overflow)
indicates
that
the
program
has
run
out
of
memory
in
the
stack/heap
space.
There
are
several
possible
causes:
Too much memory
has
been
allocated
to
graphics
space,
reducing
the
amount
of
memory
available
for
program
code
and
data.
Use
the
Options
command
to
reduce
the
size
of
the
graphics
space.
The
total
data
space
needed
by
all
active
procedures
exceeds
the
available
stack
space,
and
the
program
has
attempted
to
allocate
too
IIDlCh
space
on
the
stack.
The
program
code
exceeds
the
space
available
for
code.
The
program
has
gone
into
infinite
recursion
and
filled
up
the
available
stack
space
with
data.
Assembler
Error
Message
There
is
a new
Assembler
error
message.
Page
149
Add a
new
error
message:
75:
Too
many
.PROCs
and
.FUNCs
'-
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