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Diff for /freem/doc/freem.texi between versions 1.46 and 1.49

version 1.46, 2025/05/05 12:51:46	version 1.49, 2025/05/05 13:15:53
Line 271 Refers to an M intrinsic special variabl	Line 271 Refers to an M intrinsic special variabl
Indicates a @emph{list} of the following item, e.g., @emph{L gvn} means @emph{list of global variable names}.	Indicates a @emph{list} of the following item, e.g., @emph{L gvn} means @emph{list of global variable names}.
@item @emph{lvn}	@item @emph{lvn}
Refers to the name of an M local variable.	Refers to the name of an M local variable.
	@item @emph{postcondition}
	A @emph{tvexpr} immediately following a command verb affecting that command's execution.
@item @emph{strlit}	@item @emph{strlit}
Refers to an M string literal.	Refers to an M string literal.
@item @emph{ssvn}	@item @emph{ssvn}
Refers to the name of an M structured system variable.	Refers to the name of an M structured system variable.
@item @emph{tvexpr}	@item @emph{tvexpr}
Refers to a truth-valued expression.	Refers to a truth-valued expression, i.e., an expression interpreted as a truth value.
@end table	@end table

@node A Note on Standards	@node A Note on Standards
Line 2043 Identical to @ref{$TRANSLATE()}, except	Line 2045 Identical to @ref{$TRANSLATE()}, except
* WRITE:: Write output to current input/output device.	* WRITE:: Write output to current input/output device.
* XECUTE:: Interpret string as M code.	* XECUTE:: Interpret string as M code.
* ZASSERT:: Raise error when a conditional expression evaluates @emph{false}.	* ZASSERT:: Raise error when a conditional expression evaluates @emph{false}.
* ZBREAK:: Unknown.	* ZBREAK:: Enable/disable ZBREAK mode.
* ZCONST:: Define a constant that cannot be altered after initial definition.	* ZCONST:: Define a constant that cannot be altered after initial definition.
* ZGO:: Unknown.	* ZGOTO:: @code{GOTO} with @code{BREAK} control.
* ZHALT:: Unknown.	* ZHALT:: Exit FreeM job with return value.
* ZINSERT:: Insert code into routine buffer.	* ZINSERT:: Insert code into routine buffer.
* ZJOB:: Invokes a job, ignoring any timeouts.	* ZJOB:: Invoke job, ignoring any timeouts.
* ZLOAD:: Load routine into routine buffer.	* ZLOAD:: Load routine into routine buffer.
* ZMAP:: Map a global name to a non-default namespace.	* ZMAP:: Map a global name to a non-default namespace.
* ZNEW:: Unknown.	* ZNEW:: Unknown.
* ZPRINT:: Print contents of routine buffer.	* ZPRINT:: Print contents of routine buffer.
* ZQUIT:: Quits multiple stack levels at once.	* ZQUIT:: Quit multiple stack levels at once.
* ZREMOVE:: Remove code from routine buffer.	* ZREMOVE:: Remove code from routine buffer.
* ZSAVE:: Save routine buffer to disk.	* ZSAVE:: Save routine buffer to disk.
* ZTHROW:: Programmatically raise an error condition.	* ZTHROW:: Programmatically raise an error condition.
Line 3363 DEFAULT.USER> ZASSERT:DEBUG 1=0	Line 3365 DEFAULT.USER> ZASSERT:DEBUG 1=0
@cindex commands, non-standard	@cindex commands, non-standard
@emph{FreeM Extension}	@emph{FreeM Extension}

	Sets or clears the @code{ZBREAK} flag@footnote{NOTE: FreeM team needs to investigate how @code{zbreakon} and @code{zbflag} affect program execution.}, based on the result of evaluating @emph{tvexpr}.

	@emph{Syntax}

	@example
	ZBREAK @emph{tvexpr}
	@end example

@node ZCONST	@node ZCONST
@section ZCONST	@section ZCONST
@cindex ZCONST	@cindex ZCONST
Line 3380 Constants must only be locals, and globa	Line 3390 Constants must only be locals, and globa
@code{ZCONST@emph{:postcondition} @emph{mref1}=@emph{initial-value1},...,@emph{mrefN}=@emph{initial-valueN}}	@code{ZCONST@emph{:postcondition} @emph{mref1}=@emph{initial-value1},...,@emph{mrefN}=@emph{initial-valueN}}
@end example	@end example

@node ZGO	@node ZGOTO
@section ZGO	@section ZGOTO
@cindex ZGO	@cindex ZGOTO
@cindex commands, ZGO	@cindex commands, ZGOTO
@cindex commands, implementation-specific	@cindex commands, implementation-specific
@cindex commands, non-standard	@cindex commands, non-standard
@emph{FreeM Extension}	@emph{FreeM Extension}

	In its argumented form, enables @code{BREAK} mode and branches unconditionally to @emph{entryref}.

	@emph{Syntax}

	@example
	ZGOTO @emph{entryref}
	@end example

	In its argumented form, resumes execution after a @code{BREAK}.

	@emph{Syntax}

	@example
	ZGOTO
	@end example

@node ZHALT	@node ZHALT
@section ZHALT	@section ZHALT
@cindex ZHALT	@cindex ZHALT
Line 3396 Constants must only be locals, and globa	Line 3422 Constants must only be locals, and globa
@cindex commands, non-standard	@cindex commands, non-standard
@emph{FreeM Extension}	@emph{FreeM Extension}

	In its single-argumented form, @code{ZHALT} command is used to exit the FreeM process with a specific return value @emph{intexpr}.

	@emph{Syntax}

	@example
	ZHALT @emph{intexpr}
	@end example

	In its argumentless form, @code{ZHALT} is synonymous with @code{HALT}.

	@emph{Syntax}

	@example
	ZHALT
	@end example

@node ZINSERT	@node ZINSERT
@section ZINSERT	@section ZINSERT
@cindex ZINSERT	@cindex ZINSERT

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Removed from v.1.46
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	Added in v.1.49