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Table C–1. General Command Summary

?	display command summary
{n}	repeat last debugger command with count n
Q	quit (exit the debugger)
/cs/	define char c to be s
n{-}=c	replace with STRING for macro char c
<ecm>	enter MAINEDIT command mode (in display interface)
@	change to display interface
-@	change back to line interface

Table C–2. Debugging Command Summary

A ary,l1,u1,l2,u2,l3,u3	show ARRAY slice ary[l1 TO u1,...]
{+}B{@{m.}x}{[cond]}{:cmds}	set break at cursor {or MODULE m, iUnit x or PROCEDURE x} with condition cond; execute debugger commands cmds when break reached
{n}{.i}C	continue {at iUnit i}, till nth break
{n}.C	continue at cursor, till nth break
.D d1;...;dn	compile definitions or declarations d1;...;dn
!D id	show line where id was declared/defined
{-}E {m}	execute MAINSAIL executive {or MODULE m}
.F p,f1,f2,...	V p.f1,p.f2,... (p can be unclassified)
H e1,e2,...	hex values of expressions e1,e2,...
.H p1,p2,...	hex values of objects at p1,p2,...
{1}I	display {abbreviated} debug info
.I id1,id2,...	display info about identifiers idi
+.I i1,i2,...	like .I, but include PROCEDURE bodies
{n}J	step n times, jump into PROCEDUREs
K n	break when count = n
-K	remove count break
M	set to break context
M m	open MODULE m (m can be a file name)
.M p	open MODULE with data section p
-M m	close m's intmod and dispose m's objmod
{n}N	move to nth caller from current PROCEDURE
{n}-N	move to nth callee from current PROCEDURE
{n}.N	move to where exception was raised
{n}-.N	undo .N command n times
+N	set to break context
!N	set to command context
O n	cursor to iUnit n, current MODULE
OC s	open coroutine s
OF a	open PROCEDURE frame with address a
OI s	open intmod library s
OL s	open objmod library s
{-}OP s	set {clear} options s
Q	quit (exit the program)
+Q	exit MAINDEBUG
R	remove break at cursor
R@m.x	remove break at MODULE m, iUnit x or PROCEDURE x
R@@	remove all breaks
!R	remove all breaks
+R{s}	remote debug {cmdLine = s}
+!R h {s}	remote debug on host h {cmdLine = s}
{n}S	step n times, do not enter PROCEDUREs
.SF	show variables in current PROCEDURE frame
.SS{s}	show variables in all PROCEDURE frames {of coroutine s}
{+}T{@{m.}x}{[cond]}{:cmds}	same as B, except set temporary break
!T{s}	trace PROCEDUREs, output to file s
-!T	stop tracing PROCEDUREs
V e1,e2,...	values of expressions e1,e2,...
.V p1,p2,...	values of objects at POINTERs or ADDRESSes p1,p2,...
+{.}W ws1,ws2,...	watch {objects at} ws1,ws2,...
+W:{Z, N or C} ws1,ws2,...	+W and break if Zero, NonZero, Changes
-W n1,n2,...	stop watching watch expressions n1,n2,...
-!W	stop watching all watch expressions
XM a{,t1,t2,...}	examine memory at address a {types t1,t2,...}
+XM a{,t1,t2,...}	examine PDF at address a {types t1,t2,...}
XS s1;...;sn	execute statements s1;...;sn
<ecm>	enter MAINEDIT command mode

Table C–3. Editing Command Summary

{n}D	down n lines, then first word on line
F s	open source file s
{p}{.l}G]	go to page p line l
-{p}G	go backward p pages (then first line)
+{p}G	go forward p pages (then first line)
{-}{n}L	list n lines starting {before} at current line
P n	go to position n
Q	quit (exit the program)
{n}U	up n lines, then first word on line
{n}W	window of size n about current line
{n}<	left n chars on current line
{n}(	left n words on current line
{n}>	right n chars on current line
{n})	right n words on current line
{n}'c	search line forward for nth char c
{n}-'c	search line backward for nth char c
{n}"s"	search file forward for nth STRING s
{n}-"s"	search file backward for nth STRING s
/c.../	define char c to be ...
=c	replace with STRING for macro char c
@	enter MAINEDIT command mode

MAINDEBUG User's Guide, Appendix C