C
C
C
C            COPYRIGHT (c) 1977 BY
C    DIGITAL EQUIPMENT CORPORTATION, MAYNARD, MASS.
C   
C  THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND  COPIED
C  ONLY  IN  ACCORDANCE  WITH  THE  TERMS  OF  SUCH  LICENSE AND WITH THE
C  INCLUSION OF THE  ABOVE COPYRIGHT NOTICE.  THIS  SOFTWARE OR ANY OTHER
C  COPIES THEREOF MAY NOT BE PROVIDED OR OTHERWISE  MADE AVAILABLE TO ANY
C  OTHER PERSON.  NO TITLE TO AND OWNERSHIP OF  THE  SOFTWARE  IS  HEREBY
C  TRANSFERRED.
C 
C  THE INFORMATION IN THIS  SOFTWARE IS SUBJECT TO CHANGE  WITHOUT NOTICE
C  AND  SHOULD  NOT  BE  CONSTRUED AS A COMMITMENT BY  DIGITAL  EQUIPMENT
C  CORPORATION.
C 
C  DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR RELIABILITY OF ITS
C  SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.
C 
C 
C 
C
C
C
C
C
C   ++++++++++++++++++++++++++++++++++++++++++++++++++
C   +                                                +
C   +            CALC    VERSION  X01-01             +
C   +                                                +
C   +  PETER BAUM  1-SEP-77                          +
C   +  DIGITAL EQUIPMENT CORPORATION                 +
C   +  146 MAIN STREET                               +
C   +  MAYNARD, MASSACHUSETTS  01754                 +
C   +                                                +
C   ++++++++++++++++++++++++++++++++++++++++++++++++++
C
C
C
C
C
C **************************************************
C *                                                *
C *         SUBROUTINE   SLEND(RETCD)              *
C *                                                *
C **************************************************
C
C
C
C SETS VALUE OF LEND, POINTER TO LAST NON-BLANK CHARACTER
C IN LINE(80)
C
C
C
C
C RETCD VALUE       MEANING
C
C    1            NORMAL RETURN
C    2            ALL BLANKS
C
C
C
C   SLEND IS CALLED BY CALC
C
C
C MODIFY CLASSES: M2
C
C
C VARIABLE    USE
C
C  BLANK      ' '
C    I        INDEXES CHARACTERS IN LINE(80).
C  LEND       UPON EXIT, POINTS TO THE LAST NON-
C             BLANK IN LINE(80).
C  LINE(80)   HOLDS COMMAND LINE.
C  RETCD      RETURN CODE.  1=NORMAL, 2=ALL BLANKS
C
C
C
	SUBROUTINE SLEND(RETCD)
	INTEGER*2 LEVEL,NONBLK,LEND
	INTEGER*2 VIEWSW,BASED,RETCD
C
	LOGICAL*1 ALPHA(27),COMMA,BLANK,RPAR,LPAR,EQ
	LOGICAL*1 LINE(80)
C
	COMMON LEVEL,LINE,NONBLK,LEND,VIEWSW,BASED
	COMMON /CONS/ ALPHA,COMMA,BLANK,RPAR,LPAR,EQ
C
C
C
C
	RETCD=1
	DO 100 I=1,80
	IF(LINE(81-I).NE.BLANK)GO TO 200
100	CONTINUE
	RETCD=2
	RETURN
200	LEND=81-I
	RETURN
	END