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 %TITLE 'KEYPUTCHR - put a character in the command buffer'
MODULE KEYPUTCHR (				! Put a character in the command buffer
		IDENT = '1-004'			! File: KEYPUTCHR.BLI Edit: SMB1004
		) =
BEGIN
!COPYRIGHT (c) DIGITAL EQUIPMENT CORPORATION 1981, 1988.  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 THAT IS NOT SUPPLIED BY DIGITAL.
!
!
!++
! FACILITY:	EDT -- The DEC Standard Editor
!
! ABSTRACT:
!
!	Put a character in the command buffer.
!
! ENVIRONMENT:	Runs at any access mode - AST reentrant
!
! AUTHOR: Bob Kushlis, CREATION DATE: April 7, 1979
!
! MODIFIED BY:
!
! 1-001	- Original.  DJS 24-Feb-1981.  This module was created by
!	extracting routine PUT_COM_CHAR from module KEYTRAN.
! 1-002	- Regularize headers.  JBS 10-Mar-1981
! 1-003	- Use new message codes.  JBS 04-Aug-1981
! 1-004 - Use MSG_BELL for errors.  SMB 30-Jun-1982
!--

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

REQUIRE 'EDTSRC:TRAROUNAM';

FORWARD ROUTINE
    EDT$$PUT_CMDCH : NOVALUE;

!
! INCLUDE FILES:
!

REQUIRE 'EDTSRC:EDTREQ';

!
! MACROS:
!
!	NONE
!
! EQUATED SYMBOLS:
!
!	NONE
!
! OWN STORAGE:
!
!	NONE
!
! EXTERNAL REFERENCES:
!
!	In the routine
%SBTTL 'EDT$$PUT_CMDCH  - put a character in the command buffer'

GLOBAL ROUTINE EDT$$PUT_CMDCH (			! Put a character in the command buffer
	C, 					! Character to put
	FORCE_ECHO				! 1 = echo the character
    ) : NOVALUE =

!++
! FUNCTIONAL DESCRIPTION:
!
!	This routine places a character in the command buffer at CMD_PTR  and
!	advances CMD_PTR .
!
! FORMAL PARAMETERS:
!
!  C			The character to append to the command buffer.
!
!  FORCE_ECHO		If 1, then echo the character.
!
! IMPLICIT INPUTS:
!
!	CMD_BUF
!	CMD_PTR
!	CMD_END
!
! IMPLICIT OUTPUTS:
!
!	CMD_PTR
!
! ROUTINE VALUE:
!
!	NONE
!
! SIDE EFFECTS:
!
!	NONE
!
!--

    BEGIN

    EXTERNAL ROUTINE
	EDT$$MSG_BELL,
	EDT$$TI_ECHOCH;

    EXTERNAL
	CMD_BUF,				! Command buffer
	CMD_PTR,				! Pointer to next char in command buffer
	CMD_END;				! Pointer to end of info in command buffer

    MESSAGES ((COMBUFEXH));
!+
! Check to make sure there is room, if not then put out a message and
! flush the entire buffer.
!-

    IF CH$PTR_EQL (.CMD_PTR, .CMD_END)
    THEN
	BEGIN
	EDT$$MSG_BELL (EDT$_COMBUFEXH);
	CMD_PTR = CH$PTR (CMD_BUF,, BYTE_SIZE);
	END
    ELSE
	BEGIN
!+
! Echo the character if necessary then move it to the buffer.
!-

	IF .FORCE_ECHO THEN EDT$$TI_ECHOCH (.C);

	CH$WCHAR_A (.C, CMD_PTR);
	END;

    END;


END
ELUDOM