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Diff for /freem/doc/freem.texi between versions 1.46 and 1.51

version 1.46, 2025/05/05 12:51:46 version 1.51, 2025/05/05 14:26:59
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 1711  Returns the Levenshtein distance between Line 1713  Returns the Levenshtein distance between
 @cindex intrinsic functions, $ZM  @cindex intrinsic functions, $ZM
 @cindex intrinsic functions, implementation-specific  @cindex intrinsic functions, implementation-specific
   
   Purpose unknown.
   
 @node $ZNAME()  @node $ZNAME()
 @section $ZNAME  @section $ZNAME
 @cindex $ZNAME  @cindex $ZNAME
Line 2043  Identical to @ref{$TRANSLATE()}, except Line 2047  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.
 * ZTRAP::                               Unknown.  * ZTRAP::                               Raise a FreeM error.
 * ZUNMAP::                              Remove a mapping of a global to a non-default namespace.  * ZUNMAP::                              Remove a mapping of a global to a non-default namespace.
 * ZWATCH::                              Enable or disable watchpoints, or set or clear watchpoints on specified globals, locals, or structured system variables.  * ZWATCH::                              Enable or disable watchpoints, or set or clear watchpoints on specified globals, locals, or structured system variables.
 * ZWITH::                               Set prefix for future variable references.  * ZWITH::                               Set prefix for future variable references.
Line 3363  DEFAULT.USER> ZASSERT:DEBUG 1=0 Line 3367  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 3392  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 3424  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
Line 3537  Raises an error condition as long as the Line 3581  Raises an error condition as long as the
 @cindex commands, non-standard  @cindex commands, non-standard
 @emph{FreeM Extension}  @emph{FreeM Extension}
   
   Synonymous with @ref{ZTHROW}.
   
 @node ZUNMAP  @node ZUNMAP
 @section ZUNMAP  @section ZUNMAP
 @cindex ZUNMAP  @cindex ZUNMAP
Removed from v.1.46  
changed lines
  Added in v.1.51

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