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annotate src/rangetab.h @ 5856:27876789edc5

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Be more careful about saving a non-nil value for START in message-stack. lisp/ChangeLog addition: 2015-03-12 Aidan Kehoe <kehoea@parhasard.net> * simple.el (append-message): Be more careful about saving a non-nil value for START in message-stack.
author Aidan Kehoe <kehoea@parhasard.net>
date Thu, 12 Mar 2015 00:59:27 +0000
parents 308d34e9f07d
children
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1 /* XEmacs routines to deal with range tables.
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2 Copyright (C) 1995 Sun Microsystems, Inc.
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3 Copyright (C) 1995, 2004, 2010 Ben Wing.
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation, either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */
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19
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20 /* Synched up with: Not in FSF. */
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21
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22 /* Extracted from rangetab.c by O. Galibert, 1998. */
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23
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24 #ifndef INCLUDED_rangetab_h_
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25 #define INCLUDED_rangetab_h_
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26
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27 typedef struct range_table_entry range_table_entry;
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28 struct range_table_entry
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29 {
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30 #ifdef NEW_GC
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31 NORMAL_LISP_OBJECT_HEADER header;
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32 #endif /* NEW_GC */
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33 EMACS_INT first;
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34 EMACS_INT last;
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35 Lisp_Object val;
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36 };
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37
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38 typedef struct
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39 {
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40 Dynarr_declare (range_table_entry);
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41 } range_table_entry_dynarr;
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42
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43 enum range_table_type
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44 {
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45 RANGE_START_CLOSED_END_OPEN,
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46 RANGE_START_CLOSED_END_CLOSED,
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47 RANGE_START_OPEN_END_CLOSED,
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48 RANGE_START_OPEN_END_OPEN
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49 };
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50
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51 struct Lisp_Range_Table
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52 {
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53 NORMAL_LISP_OBJECT_HEADER header;
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54 Gap_Array *entries;
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55 enum range_table_type type;
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56 };
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57 typedef struct Lisp_Range_Table Lisp_Range_Table;
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58
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59 DECLARE_LISP_OBJECT (range_table, Lisp_Range_Table);
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60 #define XRANGE_TABLE(x) XRECORD (x, range_table, Lisp_Range_Table)
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61 #define wrap_range_table(p) wrap_record (p, range_table)
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62 #define RANGE_TABLEP(x) RECORDP (x, range_table)
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63 #define CHECK_RANGE_TABLE(x) CHECK_RECORD (x, range_table)
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65 #define rangetab_gap_array_at(ga, pos) \
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66 gap_array_at (ga, pos, struct range_table_entry)
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67 #define rangetab_gap_array_atp(ga, pos) \
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68 gap_array_atp (ga, pos, struct range_table_entry)
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69 #endif /* INCLUDED_rangetab_h_ */