xHarbour Reference Documentation > Function Reference

HB_SetMacro()

Enables or disables runtime behavior of the macro compiler.

Syntax

HB_SetMacro( <nMode>, [<lOnOff>] ) --> lOldSetting

Arguments

<nMode>

This is a numeric value used to enable/disable features of the macro compiler. #define constants listed in Hbmacro.ch are used to query or toggle individual features.

Features of the macro compiler

Constant	Value	Default	Description
HB_SM_HARBOUR	1	ON	Support inline operators
HB_SM_XBASE	2	ON	Support comma separated expression lists
HB_SM_PREPROC	4	OFF	Support commands preprocessing
HB_SM_SHORTCUTS	8	ON	Support shortcuts for logical operators

<lOnOff>

A logical value. .T. (true) enables the feature specified with <nMode>, and .F. (false) disables it.

Return

The function returns the previous setting, active before HB_SetMacro() is called.

Description

This function enables or disables some features of the macro compiler. xHarbour is extending the macro features compared to an original set available in Clipper. Enabling/disabling some of them allows to keep strict Clipper compatibility.

Info

See also:	& (macro operator)
Category:	Indirect execution , xHarbour extensions
Source:	vm\macro.c
LIB:	xhb.lib
DLL:	xhbdll.dll