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Trailing-Edge - PDP-10 Archives - BB-R775E-BM - sources/edt/wfeob.bli
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 %TITLE 'WFEOB - check for end of buffer'
MODULE WFEOB (				! Check for end of buffer
		IDENT = '1-004'			! File: WFEOB.BLI Edit: JBS1004
		) =
BEGIN
!
!			  COPYRIGHT (c) 1981, 1985 BY
!	      DIGITAL EQUIPMENT CORPORATION, MAYNARD, MASS.
!		ALL RIGHTS RESERVED.
!
! THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND  COPIED
! ONLY  IN  ACCORDANCE  WITH  THE  TERMS  OF  SUCH  LICENSE AND WITH THE
! INCLUSION OF THE ABOVE COPYRIGHT NOTICE.  THIS SOFTWARE OR  ANY  OTHER
! COPIES  THEREOF MAY NOT BE PROVIDED OR OTHERWISE MADE AVAILABLE TO ANY
! OTHER PERSON.  NO TITLE TO AND OWNERSHIP OF  THE  SOFTWARE  IS  HEREBY
! TRANSFERRED.
!
! THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE  WITHOUT  NOTICE
! AND  SHOULD  NOT  BE  CONSTRUED  AS  A COMMITMENT BY DIGITAL EQUIPMENT
! CORPORATION.
!
! DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR  RELIABILITY  OF  ITS
! SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.
!

!++
! FACILITY:	EDT -- The DEC Standard Editor
!
! ABSTRACT:
!
!	Check for end of buffer.
!
! ENVIRONMENT:	Runs at any access mode - AST reentrant
!
! AUTHOR: Bob Kushlis, CREATION DATE: October 16, 1978
!
! MODIFIED BY:
!
! 1-001	- Original.  DJS 23-Feb-1981.  This module was created by
!	extracting routine EDT$$TST_EOB  from module EDTWF.
! 1-002	- Regularized headers.  JBS 25-Feb-1981
! 1-003	- Fix module name.  JBS 16-Mar-1981
! 1-004	- Change EOB_LINE to EOB_LN .  JBS 31-Mar-1981
!--

%SBTTL 'Declarations'
!
! TABLE OF CONTENTS:
!

REQUIRE 'EDTSRC:TRAROUNAM';

FORWARD ROUTINE
    EDT$$TST_EOB;

!
! INCLUDE FILES:
!

REQUIRE 'EDTSRC:EDTREQ';

!
! MACROS:
!
!	NONE
!
! EQUATED SYMBOLS:
!
!	NONE
!
! OWN STORAGE:
!
!	NONE
!
! EXTERNAL REFERENCES:
!
!	In the routine
%SBTTL 'EDT$$TST_EOB  - check for end of buffer'

GLOBAL ROUTINE EDT$$TST_EOB 			! Check for end of buffer
    =

!++
! FUNCTIONAL DESCRIPTION:
!
!	Check for end of buffer.  Return a 1 if we are positioned at the end
!	of the current buffer, 0 otherwise.
!
! FORMAL PARAMETERS:
!
!	NONE
!
! IMPLICIT INPUTS:
!
!	WK_LN
!	EOB_LN
!
! IMPLICIT OUTPUTS:
!
!	NONE
!
! ROUTINE VALUE:
!
!	1		At end of buffer
!	0		Not at end of buffer
!
! SIDE EFFECTS:
!
!	NONE
!
!--

    BEGIN

    EXTERNAL
	WK_LN : REF LIN_BLOCK,		! Pointer to current line
	EOB_LN;

!+
! We are at EOB iff the line pointer is pointing at the EOB line.
!-
    RETURN (.WK_LN EQLA EOB_LN);
    END;


END
ELUDOM