#ifndef	h_sortstack
#define	h_sortstack
/******************************************************************************
*
*	UniVerse/QUERY sort processor stack data structure definitions
*
*	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*	This is unpublished proprietary source code of Ardent Software Inc.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 intented
*	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. 
*	07/15/94 14459 JWT Improve qsorter performance by changing sort
*				algorithm
*	11/25/92 10646 ENF Add Qcomptype for numeric sort capability
*	02/19/91 7699  JSM Added SELFILE pointer selstk for qsorter
*	11/15/90 7742  DPB Added code and structures to make qsorter reentrant.
*
*****************************************************************************/
#define SRTSTK	struct sort_stack

struct sort_stack
{
	int	*Qjust,
		*Qdir,
		*Qcomptype,
		*ldepth,
		*msource,
		*qsave_heapsizes,
		selcnt,
		uniopt,
		srtkey,
		nextmf,
		nexttf,
		stilldata,
		nextmd,
		stripkey,
		mrglen,
		csptr,
		eqflg,
		curheapsize,
		qsave_heapcnt,
		nextfetchbuf,
		moutf;

	uint	slen,
		*sllen,
		*mlength;

	char	**slist,
		*lm0str,
	 	**mtext,
		**fetchbufs,
		*minfetchbuf,
		*maxfetchbuf;

	char	(*fnames)[128];
	char	(*lnames)[128];

	STRING	*curheap;
	STRING	**qsave_heaps;
	FILE	**minf;

	SELFILE	*selstk;
};

#endif	/* end of sortstack.h */