ASMB,R
      NAM HLP02,7  92903-16357 REV.1805  770809 
* 
*     SOURCE 92903-18357
* 
      SPC 2 
**************************************************************
* (C) COPYRIGHT HEWLETT-PACKARD COMPANY 1978.  ALL RIGHTS    *
* RESERVED.  NO PART OF THIS PROGRAM MAY BE PHOTOCOPIED, RE- *
* PRODUCED, OR TRANSLATED TO ANOTHER PROGRAM LANGUAGE WITH-  *
* OUT THE PRIOR WRITTEN CONSENT OF HEWLETT-PACKARD COMPANY.  *
**************************************************************
      SPC 2 
      SUP 
* 
**********************************************************************
*                                                                    *
*                   THIS SUBROUTINE IS USED TO PRINT A HELP MESSAGE  *
*  ON LINES 23 AND 24 OF THE TGP SCREENS                             *
*                   THE CURSOR IS POSITIONEDAT THE FIELD WHERE THE   *
*  HELP SOFT KEY WAS PRESSED.                                        *
*                   THIS SUBROUTINE IS CALLED WITH TWO PARAMETERS :  *
*                                                                    *
*           - PAR#1 =  HELP  MESSAGE # TO OUTPUT                     *
*           - PAR#2 =  HELP  FIELD # ON THE SCREEN                   *
*                                                                    *
**********************************************************************
* 
* 
      ENT HLP02     ENTRY POINT 
      EXT EXEC
      EXT .ENTR 
      EXT &REMP 
      EXT &MVW
      COM ILU       TERM. LU
* 
*  GET CALLING PARAMETERS 
* 
NMESS NOP           FIRST PARM. ADDRESS 
NOF   NOP           SECD. PARM. ADDRESS 
HLP02 NOP           ENTRY POINT 
      JSB .ENTR     SUBR. TO GET
      DEF NMESS     PARM. ADDRESS 
* 
* 
*  MOVE HELP  MESSAGE IN OUTPUT BUFFER
* 
      LDA NMESS,I   GET ERROR MESSAGE # 
      SZA,RSS       IS 0 ?
      JMP HLPC      YES NO MESSAGE
      ADA AMES0     COMPUTE MESSAGE 
      LDB A,I       ADDRESS 
      STB P1        STORE IT
      CMB,INB       MINUS STARTING ADDRESS
      STB IST        OF MESSAGE IN IST
      INA            COMPUTE NEXT MESSAGE 
      LDA A,I       STARTING ADDRESS
      ADA IST       COMPUTE MESSAGE LENGTH
      STA P2        STORE IT
      LDA P1        BUFFER SOURCE ADDRESS 
      LDB BUFAD     BUFFER DEST ADDRESS 
      JSB &MVW      MOVE WORDS
P2    NOP           BUFFER LENGTH 
* 
      LDB BUFAD     COMPUTE CURRENT 
      ADB P2        ADDRESS IN OUTPUT BUFFER
* 
      LDA BUF1      INCLUDE FORMAT ON 
      STA B,I       IN OUTPUT BUFFER
      INB           INCREMENT ADDRESS IN OUT. BUFFER
* 
      LDA D.10      COMPUTE OUTPUT BUFFER LENGTH
      ADA P2
      STA ILN       STORE IT
      JMP HLPB
* 
HLPC  LDA D.10
      STA ILN 
      LDB BUFAD 
      LDA BUF1
      STA B,I 
      INB 
* 
* NOW INCLUDE TABS IN BUFFER
* 
HLPB  LDA NOF,I     GET HELP  FIELD # 
      CPA D.1       IS 1 ?
      JMP HLPA      YES NO TABS 
      ADA .D1       DECREMENT 
      STA P5        STORE # OF FIELD
      ADA ILN       INCREMENT OUTPUT BUFFER 
      STA ILN       LENGTH
      LDA P5        GET FIELD # 
      CMA,INA       MAKE IT NEG 
      STA P4
      LDA B 
      STB P2        SORE B
      LDB TAB 
      JSB &REMP     MOVE TABS IN BUFFER 
P4    NOP 
* 
      LDB P2        RESTORE B 
      LDA P5        INCREMENT ADDRESS IN
      ADB A 
* 
HLPA  LDA BUFA2 
      JSB &MVW      INCLUDE KEY ENABLE
      DEC 3         IN BUFFER 
* 
      JSB EXEC      WRITE MESSAGE 
      DEF *+5 
      DEF D.2 
      DEF ILU 
      DEF BUF 
      DEF ILN 
* 
      JMP HLP02,I 
* 
* 
*  BUFFER DATA
* 
BUF   BYT 33,130,33,46,141,62,62,162,60,103  FORMAT OFF:POS.CURSOR
      BYT 33,112    CLEAR DISPLAY 
BUFER BSS 140       MESSAGE BUFFER
* 
* STORAGE , CONSTANTS ..
* 
BUFAD DEF BUFER     BUFF. ADDRESS 
BUFA2 DEF BUF2
A     EQU 0         A REGISTER
B     EQU 1         B REGISTER
IST   NOP 
P1    NOP           SOURCE ADDRESS BUFFER ADDRESS 
P5    NOP 
ILN   NOP             BUFFER LENGTH 
TAB   BYT 33,111
BUF1  BYT 33,127    FORMAT ON 
BUF2  BYT 0,0,0,33,142,137                   ERASE h ,KEY. ENABLE 
.D1   DEC -1
D.10  DEC 10
D.1   DEC 1 
D.2   DEC 2 
* 
*  MESSAGE ADDRESS
* 
AMES0 DEF AMES1-1 
AMES1 DEF MES1
* 
*  MESSAGE STORAGE
* 
MES1  ASC  1,CC 
* 
* 
      END HLP02 
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