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diff --git a/pkg/utilities/nttools/atools/taincr.x b/pkg/utilities/nttools/atools/taincr.x
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+# This file contains taex_incr and taex_disaster, which are used by
+# both tainsert and taextract.
+#
+# Phil Hodge,  7-Mar-1996  Extracted from taextract.x.
+# Phil Hodge, 29-Jul-1997  In taex_disaster, get table name before closing
+#			the table; rename delete to delete_flag to avoid
+#			confusion with the delete subroutine.
+
+# taex_incr -- increment variables
+
+# On input, ncopy is the number of elements that were copied in
+# the previous step.  We decrement nremain and increment first by
+# this amount.  Then we determine the appropriate value of ncopy
+# for the next step and update last.
+
+procedure taex_incr (nremain, ncopy, first, last, bufsize)
+
+int	nremain		# io: number of elements remaining to be copied
+int	ncopy		# io: number of elements copied/to copy next
+int	first		# io: first element (or row number)
+int	last		# io: last element (or row number)
+int	bufsize		# i: maximum number to copy in one step
+
+begin
+	nremain = nremain - ncopy
+	first = first + ncopy
+	ncopy = min (nremain, bufsize)
+	last = first + ncopy - 1
+end
+
+# taex_disaster -- clean up and call error
+
+procedure taex_disaster (itp, otp, delete_flag, message)
+
+pointer itp, otp	# io: pointers to table struct
+int	delete_flag	# i: YES if we should delete the output table
+char	message[ARB]	# i: error message
+#--
+pointer sp
+pointer outtable	# scratch for name of output table
+
+begin
+	call tbtclo (itp)
+	if (delete_flag == YES) {
+	    call smark (sp)
+	    call salloc (outtable, SZ_FNAME, TY_CHAR)
+	    call tbtnam (otp, Memc[outtable], SZ_FNAME)
+	    call tbtclo (otp)
+	    call tbtdel (Memc[outtable])
+	    call sfree (sp)
+	} else {
+	    call tbtclo (otp)
+	}
+	call error (1, message)
+end