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GENERAL SYSTEM OPERATION
2.9 --
OtheT Available Commands
M6800
Linking
Loader.
Chapter
19
contains
the complete
description of the MERGE command.
2.9.6
BINEX
EXbug-loadable file creation
The
BINEX
command
allows
memorv-image
files
to
be
converted
into an EXbug-loadable format for copying to tape.
This command performs the
inverse
operation
of
the
EXBIN
command.
BINEX
is
useful
in
the
development
of
non-diskett~-resident
software with MDOSI
since
the
obJect
code
can
be
written
to
tape
aft~r
it
has been tested.
Chapter 4 contains the
complete
description
of
the
BINEX
command.
2.9.7
FREE -- Available file space display
The
FREE
command displays how many unallocated sectors
and
how many empty
directory
entries
are
on
a
diskette.
Chapter
16
contains
the
complete
description of
the FREE
command.
2.9.8 ECHO -- Echo console I/O on printer
The ECHO command can be used on an EXORciser
II
system
to
cause
all input/output directed to the
sys~em
console to
also be printed on the line printer.
Chapter
12
contains the
complete description of the ECHO command.
2.9.9
PATCH -- Executable program file patching
The
PATCH
command
allows
changes
to
be
made
to
memory-image files.
An obJect file can
be
"fixed"
due
to
minor
bugs
or assembly errors without having to re-edit and
re-assemble
it~
corresponding source file.
The
"fixes"
can
be
entered
using
M6800
assembly language mnemonics or the
equivalent hexadecimal operation codes.
Chapter
21
c~ntains
the complete description of the PATCH command.
2.9.10 CHAIN -- MDOS command chaining
The
CHAIN
command
allows
predefined procedures to be
automatically executed.
A
procedure consists
Or
any sequence
oT
MDOS
command
lines
that
have been put into a diskette
file.
Instead of obtaining successive command lines from the
console, CHAIN will fetch commands from a file.
This feature
allows complicated and lengthy operations to be defined once,
and
then
invoked any number
of
times, requiring no operator
intervention.
The
additional
capabilities
Or
conditional
directives
to
the
CHAIN
command
at
b~th
compilation and
Page
02-27
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