372 lines
13 KiB
Plaintext
372 lines
13 KiB
Plaintext
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SUBROUTINE PRECOMP.SUB(PRECOMP.FILENAME, SRC.FILENAME, DEST.FILENAME, ITEMNAME, RESULTS)
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*******************************************************************************
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*
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*
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* Server subroutine for PICK Account Conversion Toolkit
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*
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*
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* Module %M% Version %I% Date %H%
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*
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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* This is unpublished proprietary source code of Ardent Software Inc.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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*
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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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*
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* Date.... GTAR# WHO Description........................................
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* 06/10/99 25437 TGS Added line to retain orginial line and add
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* comment lines to show begining and end of
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* changed code.
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* 06/17/99 25437 TGS Added line to prevent FUNCTION translation from
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* going past the end of the program.
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* 05/01/99 24567 DJD Added fixes from monolith
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* 10/14/98 23801 SAP Change copyrights.
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* 01/01/98 22758 CJA Initial release
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* 03/16/98 22758 CJA Fixed problem replacing tokens within quotes.
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************************************************************************
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*
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* DESCRIPTION:
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*
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************************************************************************
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$INCLUDE UNIVERSE.INCLUDE PACTERR.H
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EQU AM TO CHAR(254)
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EQU VM TO CHAR(253)
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EQU TRUE TO 1
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EQU FALSE TO 0
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*
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OPENPATH PRECOMP.FILENAME TO F.PRECOMP ELSE
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RESULTS = EADM.CANTOPENPRECOMP
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RETURN
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END
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*
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OPEN SRC.FILENAME TO F.SOURCE ELSE
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RESULTS = EADM.CANTOPENSRC
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RETURN
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END
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OPEN DEST.FILENAME TO F.DEST ELSE
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RESULTS = EADM.CANTOPENDEST
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RETURN
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END
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READ PROGRAM FROM F.SOURCE,ITEMNAME ELSE
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RESULTS = EADM.CANTREAD
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RETURN
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END
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*
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COMMENT.LINE = "* The following line was converted by PACT."
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CONVERT.COMMENT.START = "* Begin PACT converted line(s)."
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CONVERT.COMMENT.END = "* End PACT converted line(s)."
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NEWPROGRAM = ""
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NO.LINES = DCOUNT(PROGRAM,AM)
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FOR I.LINE = 1 TO NO.LINES
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LINE = PROGRAM<I.LINE>
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ORIG.LINE = LINE
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IF TRIM(LINE)[1,1] = "*" THEN
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NEWLINE = LINE
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END ELSE
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DELIMS = "()=+-\, ;:"
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DONE = 0
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I.CHAR = 0
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L.COUNT = 0
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MULTI.LINE = FALSE
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LOOP UNTIL DONE OR L.COUNT > 6 DO
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L.COUNT = L.COUNT + 1
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DONE = 1
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NEWLINE = ""
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PAREN.COUNT = 0
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QUOTE = FALSE
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LOOP UNTIL LINE = "" OR (I.CHAR > LEN(LINE)) DO
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I.CHAR = I.CHAR + 1
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TEST = LINE[I.CHAR,1]
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IF TEST = '(' THEN
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PAREN.COUNT = PAREN.COUNT + 1
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END
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IF TEST = '"' OR TEST = "'" THEN
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IF QUOTE = FALSE THEN
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IF TEST = "'" THEN
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QUOTE = TRUE
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END ELSE QUOTE = 2
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END ELSE
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IF QUOTE = TRUE AND TEST = "'" THEN
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QUOTE = FALSE
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END
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IF QUOTE = 2 AND TEST = '"' THEN
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QUOTE = FALSE
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END
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END
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END
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IF INDEX(DELIMS,TEST,1) AND QUOTE = FALSE THEN
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TOKEN = LINE[1,I.CHAR-1]
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LINE = LINE[I.CHAR+1,LEN(LINE)]
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ID.PRECOMP = TRIM(TOKEN)
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IF TOKEN[1,1] = " " THEN B.SPC = " " ELSE B.SPC = ""
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IF TOKEN[1,LEN(TOKEN)] = " " THEN A.SPC = " " ELSE A.SPC = ""
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READ PRECOMP FROM F.PRECOMP,ID.PRECOMP THEN
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DONE = 0
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GOSUB 100
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IF MULTI.LINE = FALSE THEN
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TOKEN = B.SPC:TOKEN:A.SPC
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END ELSE
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NEWLINE = TOKEN:AM:NEWLINE
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TOKEN = B.SPC:PRECOMP<2>:A.SPC
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END
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END ELSE
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TOKEN = TOKEN:TEST
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END
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NEWLINE = NEWLINE:TOKEN
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I.CHAR = 0
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*
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* Need to check and omitt comments
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* Once an '*' is found UV Compiler
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* ignores the rest of the line.
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* By Wadah Sayyed
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*
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IF TEST = ";" THEN
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GOT.COMMENT = FALSE
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DONE.COMMENT = FALSE
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COMMENT.LEN = 0
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FOR I = 1 TO LEN(LINE) UNTIL (GOT.COMMENT OR DONE.COMMENT)
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BEGIN CASE
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CASE LINE[I,1] = '*'
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GOT.COMMENT = TRUE
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CASE ( LINE[I,1] # ' ' )
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DONE.COMMENT = TRUE
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CASE 1
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END CASE
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NEXT I
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IF GOT.COMMENT THEN I.CHAR = I.CHAR + LEN(LINE)
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END
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END
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REPEAT
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LINE = NEWLINE
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REPEAT
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END
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* If what I have is not the same as what I started out with
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* then there was a change.
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* Add comments to the orginial line.
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* Place comments in the program that PACT has changed the line
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* Also add code which shows the begining and end of
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* the replacement lines.
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IF NEWLINE # ORIG.LINE THEN
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NEWPROGRAM<-1> = COMMENT.LINE
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NEWPROGRAM<-1> = "*":ORIG.LINE
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NEWPROGRAM<-1> = CONVERT.COMMENT.START:AM:NEWLINE:AM:CONVERT.COMMENT.END
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END ELSE
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NEWPROGRAM<-1> = NEWLINE
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END
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CRT '.':
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NEXT I.LINE
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CRT
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*
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RESULTS = 0
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WRITE NEWPROGRAM ON F.DEST,ITEMNAME
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*
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RETURN
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*
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* Extract Token
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* Routine to extract syntax for token
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*
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100: NO.PARENS = DCOUNT(LINE,"(")
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END.PAREN = NO.PARENS - (PAREN.COUNT - 1)
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STRING = LINE
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END.POS = 0
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PARAMS = ""
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NO.PARENS = 0
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I.CHR = 0
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LOOP UNTIL STRING = "" OR NO.PARENS < 0 DO
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END.POS = END.POS + 1
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I.CHR = I.CHR + 1
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TEST.CHR = STRING[I.CHR,1]
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BEGIN CASE
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CASE TEST.CHR = '('
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NO.PARENS = NO.PARENS + 1
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CASE TEST.CHR = ')'
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NO.PARENS = NO.PARENS - 1
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IF NO.PARENS = -1 THEN
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PARAMS<-1> = STRING[1,I.CHR-1]
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STRING = ""
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END
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CASE TEST.CHR = ',' AND NO.PARENS = 0
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PARAMS<-1> = STRING[1,I.CHR - 1]
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STRING = STRING[I.CHR+1,LEN(STRING)]
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I.CHR = 0
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CASE TEST.CHR = ""
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PARAMS<-1> = STRING
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STRING = ""
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END CASE
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REPEAT
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*
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NO.CONDITIONS = DCOUNT(PRECOMP<1>,VM)
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FOUND = FALSE
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S.ATTR = 3
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CNT = 0
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LOOP
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CNT = CNT + 1
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CONDITION = PRECOMP<1,CNT>
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UNTIL CNT > NO.CONDITIONS OR FOUND = TRUE DO
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BEGIN CASE
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CASE CONDITION = ""
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S.ATTR = CNT + 2
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FOUND = TRUE
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CASE NUM(CONDITION)
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IF CONDITION = DCOUNT(PARAMS,AM) THEN
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S.ATTR = CNT + 2
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FOUND = TRUE
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END
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*
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* Added to handle functions from Mentor Pro
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* By Wadah Sayyed
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*
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CASE CONDITION[1,1] = "F"
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FUNCTION.ID = TRIM( FIELD(LINE, '(', 1) )
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*
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* How many arguments?
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*
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COMMENT.ONLY = ( PRECOMP<3>[1,1] = "*" )
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ARG.LIST = ''
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ARG.CNT = 0
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START.POS = INDEX(LINE, "(", 1)
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IF START.POS THEN
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START.POS = START.POS + 1
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LAST.ARG = FALSE
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CHR.CNT = START.POS - 1
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NO.PARENS = 0
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LAST.ARG = FALSE
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LOOP
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CHR.CNT = CHR.CNT + 1
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TEST.CHR = LINE[CHR.CNT,1]
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BEGIN CASE
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CASE TEST.CHR = "("
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NO.PARENS = NO.PARENS + 1
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ARG.LIST = ARG.LIST:TEST.CHR
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CASE TEST.CHR = ","
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ARG.LIST = ARG.LIST:TEST.CHR
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ARG.CNT = ARG.CNT + 1
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CASE TEST.CHR = ")"
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NO.PARENS = NO.PARENS - 1
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IF NO.PARENS = "-1" THEN
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LAST.ARG = TRUE
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ARG.CNT = ARG.CNT + 1
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END ELSE
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ARG.LIST = ARG.LIST:TEST.CHR
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END
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CASE 1
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ARG.LIST = ARG.LIST:TEST.CHR
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END CASE
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UNTIL (( LAST.ARG ) OR ( CHR.CNT = LEN(LINE) )) DO REPEAT
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END ELSE CHR.CNT = LEN(FUNCTION.ID)
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LEN.PROCESSED = CHR.CNT + 1
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*
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* 1. Comment out the function and leave it in the code
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* for reference.
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* 2. Structure the UV function
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*
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END.OF.FUNC = FALSE
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FUNC.ITEM = "FUNCTION ":FUNCTION.ID:"(":TRIM(ARG.LIST):")"
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* We are now commenting the lines out so this line is not needed
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* NEWPROGRAM<-1> = "* ":TOKEN:" ":LINE
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GOT.FUNC = FALSE
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LOOP
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I.LINE = I.LINE + 1
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* Since we now comment lines out there is no need for this line
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* If left in this will cause double lines.
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* NEWPROGRAM<-1> = "* ":PROGRAM<I.LINE>
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FUNC.LINE = TRIM(PROGRAM<I.LINE>)
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IF FUNC.LINE[1,10] = "RETURNING " THEN
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GOT.FUNC = TRUE
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FUNC.LINE = "RETURN (":FUNC.LINE[11,999]:")"
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END
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FUNC.ITEM = FUNC.ITEM:AM:FUNC.LINE
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* UNTIL GOT.FUNC DO REPEAT
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* Changed by Tim Stokes.
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* If the FUNCTION has been coded incorrectly then the
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* Program will go into an infinte loop
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UNTIL GOT.FUNC OR I.LINE > NO.LINES DO REPEAT
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IF NOT(COMMENT.ONLY) THEN
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WRITE FUNC.ITEM ON F.DEST,FUNCTION.ID
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END
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* This should trigger new definitions to handle
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* using the function in the rest of the code,
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* so, let's create it
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NEW.PRECOMP.ID = "@":FUNCTION.ID
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NEW.PRECOMP.ITEM = ''
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NEW.PRECOMP.ITEM<1> = "@"
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IF COMMENT.ONLY THEN
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NEW.PRECOMP.ITEM<3> = "*"
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END ELSE
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NEW.PRECOMP.ITEM<3> = FUNCTION.ID:"("
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FOR I = 1 TO ARG.CNT
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NEW.PRECOMP.ITEM<3> = NEW.PRECOMP.ITEM<3> : "%%":I
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IF I < ARG.CNT THEN NEW.PRECOMP.ITEM<3> = NEW.PRECOMP.ITEM<3> : ","
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NEXT I
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NEW.PRECOMP.ITEM<3> = NEW.PRECOMP.ITEM<3> : ")"
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END
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WRITE NEW.PRECOMP.ITEM ON F.PRECOMP, NEW.PRECOMP.ID
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IF COMMENT.ONLY THEN
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TOKEN = ''
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END ELSE
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PRECOMP = DELETE(PRECOMP,3)
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TOKEN = "DEFFUN " : FUNCTION.ID
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IF TRIM(ARG.LIST) # '' THEN TOKEN = TOKEN : "(" : TRIM(ARG.LIST) : ")"
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END
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LINE = LINE[LEN.PROCESSED,99]
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CASE CONDITION[1,1] = "@"
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CASE 1
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ATTR = FIELD(CONDITION,',',1)
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VALUE = FIELD(CONDITION,',',2)
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IF TRIM(PARAMS<ATTR>) = VALUE THEN
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S.ATTR = CNT + 2
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FOUND = TRUE
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END
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END CASE
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REPEAT
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IF PRECOMP<S.ATTR> = "" THEN
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TOKEN = TOKEN:TEST
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RETURN
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END
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IF PRECOMP<S.ATTR> = "*" THEN
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TOKEN = "* ":TOKEN:TEST
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RETURN
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END
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LINE = LINE[END.POS+1,LEN(LINE)]
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*
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TOKEN = ""
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AM.STRING = ""
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MULTI.LINE = FALSE
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NO.PRECOMP = DCOUNT(PRECOMP<S.ATTR>,VM)
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FOR I.PRECOMP = 1 TO NO.PRECOMP
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IF I.PRECOMP > 1 THEN
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MULTI.LINE = TRUE
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AM.STRING = AM
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END
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TOKEN = TOKEN:AM.STRING:PRECOMP<S.ATTR,I.PRECOMP>
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NEXT I.PRECOMP
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*
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LOOP
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POS = INDEX(TOKEN,"%%",1)
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UNTIL POS = 0 DO
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FIELD.NO = TOKEN[POS+2,1]
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TOKEN = TOKEN[1,POS-1]:PARAMS<FIELD.NO>:TOKEN[POS+3,LEN(TOKEN)]
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REPEAT
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RETURN
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