2 * Copyright (C) 1994-1997, Index Data I/S
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.5 1997-09-05 15:30:02 adam
8 * Changed prototype for chr_map_input - added const.
9 * Added support for C++, headers uses extern "C" for public definitions.
11 * Revision 1.4 1995/12/11 09:07:53 adam
12 * New rset member 'flag', that holds various flags about a result set -
13 * currently 'volatile' (set is register dependent) and 'ranked' (set is
15 * New set types sand/sor/snot. They handle and/or/not for ranked and
16 * semi-ranked result sets.
18 * Revision 1.3 1995/09/07 13:58:08 adam
19 * New parameter: result-set file descriptor (RSFD) to support multiple
20 * positions within the same result-set.
21 * Boolean operators: and, or, not implemented.
23 * Revision 1.2 1995/09/06 16:10:57 adam
24 * More work on boolean sets.
26 * Revision 1.1 1995/09/06 13:27:37 adam
27 * New set type: bool. Not finished yet.
40 extern const rset_control *rset_kind_and;
41 extern const rset_control *rset_kind_or;
42 extern const rset_control *rset_kind_not;
44 extern const rset_control *rset_kind_sand;
45 extern const rset_control *rset_kind_sor;
46 extern const rset_control *rset_kind_snot;
48 typedef struct rset_bool_parms
53 int (*cmp)(const void *p1, const void *p2);