tldm-universe/Ardent/UV/APP.PROGS/UNLOAD.FILE.B

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2024-09-09 21:51:08 +00:00
******************************************************************************
*
* UNLOAD.FILE.B - Unloads a hashed file to loadfile format.
*
* Module %M% Version %I% Date %H%
*
* (c) Copyright 1998 Ardent Software Inc. - All Rights Reserved
* This is unpublished proprietary source code of Ardent Software Inc.
* The copyright notice above does not evidence any actual or intended
* publication of such source code.
*
*******************************************************************************
*
* Maintenence log - insert most recent change descriptions at top
*
* Date.... GTAR# WHO Description........................................
* 10/14/98 23801 SAP Change copyrights.
* 01/21/92 WLC Initial Release.
*******************************************************************************
* This BASIC program reads a hashed file and creates a .u format file
*
*
*
* get arguments (We are assuming it is invoked like "UNLOAD FOO" or
* "UNLOAD FOO foo.u" or "UNLOAD DICT FOO foo.u" etc.
sent = trim(@sentence)
convert " " to @AM in sent
dict = ""
infile = sent<2>
if infile = "DICT" then
dict = "DICT"
infile = sent<3>
ofile = sent<4>
end else
ofile = sent<3>
end
if ofile = "" then
ofile=infile
ofile = downcase(ofile)
end
if ofile = infile then
abort "Bad output filename"
end
open dict,infile to ifv else
print "Can't open ":dict:" ":infile
stop
end
openseq ofile to ofv then
print ofile:" already exists."
stop
end
sselect ifv
eof=0
loop
readnext key else eof = 1
until eof do
read rec from ifv,key else
abort "Read error, file ":infile:", key ":key
end
item=key:char(9)
loop
remove stuff from rec setting delim
begin case
* end of item
case delim = 0
item := stuff
* field mark
case delim = 2
item := stuff:char(10)
* value mark
case delim = 3
item := stuff:char(10):"/}"
* subvalue mark
case delim = 4
item := stuff:char(10):"/|"
* text mark
case delim = 5
item := stuff:char(10):"/{"
end case
while delim do
item := char(9)
repeat
writeseq item on ofv else
print "WRITESEQ failed"
stop
end
repeat
end