132 lines
4.6 KiB
Plaintext
132 lines
4.6 KiB
Plaintext
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*******************************************************************************
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*
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* Support of PR1ME INFORMATION subroutine '!PTERM'
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*
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* Module %M% Version %I% Date %H%
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*
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* (c) Copyright 1998 Ardent Software Inc. - All Rights Reserved
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* This is unpublished proprietary source code of Ardent Software Inc.
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* The copyright notice above does not evidence any actual or intended
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* publication of such source code.
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*
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*******************************************************************************
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*
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* Maintenence log - insert most recent change descriptions at top
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*
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* Date.... GTAR# WHO Description.........................................
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* 10/13/98 23801 RGA Change copyright info.
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* 07/25/88 - - Maintenence log purged at 5.2.1, see release 5.1.10.
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*
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*******************************************************************************
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$OPTIONS DEFAULT
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SUBROUTINE PR1ME( OPTIONS )
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*************************************************************************
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*
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* Emulate the PTERM command by performing an "EXECUTE PTERM { options }"
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*
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* Valid options include:
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*
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* BREAK ON - enable terminal BREAK key
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* BREAK OFF - disable terminal BREAK key
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* ERASE char - sets "char" as the backspace key
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* KILL char - sets "char" as the delete-line key
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* HALF LF - sets terminal to half-duplex;
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* carriage return automatically generates
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* linefeed
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* HALF NOLF - sets terminal to half-duplex;
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* carriage return does not generate linefeed
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* FULL LF - sets terminal to full-duplex;
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* carriage return automatically generates
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* linefeed
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* FULL NOLF - sets terminal to full-duplex;
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* carriage return does not generate linefeed
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* NOXOFF - disables flow control (XON/XOFF)
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* XOFF - enables flow control (XON/XOFF)
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* XON - enables flow control (XON/XOFF)
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*
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*************************************************************************
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*
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EQU TRUE TO 1, FALSE TO 0
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NEW.OPTIONS = ""
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OPTIONS = TRIM( OPTIONS )
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OPTIONS := " "
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*
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GOSUB 100 ;* Parse "OPTIONS"; build "NEW.OPTIONS"
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SENTENCE = "PTERM ":TRIM( NEW.OPTIONS )
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EXECUTE SENTENCE
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RETURN
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STOP
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*
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*
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*
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*
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100
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* Parse the "OPTIONS" string, yielding "NEW.OPTIONS"
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*
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ERASE.KILL.FLAG = FALSE ;* Was last token "ERASE" or "KILL" ?
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I = 1
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LOOP
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TOKEN = FIELD( OPTIONS, " ", I )
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WHILE TOKEN DO
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IF TOKEN[ 1, 1 ] = "-" THEN TOKEN = TOKEN[ 2, LEN( TOKEN )]
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IF ERASE.KILL.FLAG THEN
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NEW.OPTIONS := " ":TOKEN
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ERASE.KILL.FLAG = FALSE
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END ELSE
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BEGIN CASE
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CASE TOKEN[ 1, 1 ] = "B"
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NEW.OPTIONS := " BREAK"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 1 ] = "D"
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NEW.OPTIONS := " DELAY"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 2 ] = "EC"
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NEW.OPTIONS := " ECHO"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 2 ] = "ER"
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NEW.OPTIONS := " ERASE"
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ERASE.KILL.FLAG = TRUE
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CASE TOKEN[ 1, 1 ] = "F"
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NEW.OPTIONS := " FULL"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 1 ] = "H"
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NEW.OPTIONS := " HALF"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 1 ] = "K"
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NEW.OPTIONS := " KILL"
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ERASE.KILL.FLAG = TRUE
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CASE TOKEN[ 1, 1 ] = "L"
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NEW.OPTIONS := " LF"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 3 ] = "NOD"
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NEW.OPTIONS := " NODELAY"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 3 ] = "NOL"
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NEW.OPTIONS := " NOLF"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 3 ] = "NOX"
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NEW.OPTIONS := " NOXOFF"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 2 ] = "OF"
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NEW.OPTIONS := " OFF"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 3 ] = "XOF"
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NEW.OPTIONS := " XOFF"
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ERASE.KILL.FLAG = FALSE
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CASE TOKEN[ 1, 3 ] = "XON"
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NEW.OPTIONS := " XOFF"
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ERASE.KILL.FLAG = FALSE
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CASE 1
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NEW.OPTIONS := " ":TOKEN
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ERASE.KILL.FLAG = FALSE
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END CASE
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END
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I += 1
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REPEAT
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RETURN
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END
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