source: trunk/ncurses/include/term_entry.h@ 2840

Last change on this file since 2840 was 2621, checked in by bird, 20 years ago

GNU ncurses 5.5
File size: 6.9 KB
Line 
1/****************************************************************************
2 * Copyright (c) 1998-2001,2004 Free Software Foundation, Inc. *
3 * *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
11 * *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
14 * *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
22 * *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
26 * authorization. *
27 ****************************************************************************/
28
29/****************************************************************************
30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
31 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
32 * and: Thomas E. Dickey 1998-2004 *
33 ****************************************************************************/
34
35/* $Id: term_entry.h,v 1.34 2005/07/16 21:15:07 tom Exp $ */
36
37/*
38 * term_entry.h -- interface to entry-manipulation code
39 */
40
41#ifndef NCURSES_TERM_ENTRY_H_incl
42#define NCURSES_TERM_ENTRY_H_incl 1
43
44#ifdef __cplusplus
45extern "C" {
46#endif
47
48#include <term.h>
49
50#define MAX_USES 32
51#define MAX_CROSSLINKS 16
52
53typedef struct entry {
54 TERMTYPE tterm;
55 int nuses;
56 struct
57 {
58 char *name;
59 struct entry *link;
60 long line;
61 }
62 uses[MAX_USES];
63 int ncrosslinks;
64 struct entry *crosslinks[MAX_CROSSLINKS];
65 long cstart, cend;
66 long startline;
67 struct entry *next;
68 struct entry *last;
69}
70ENTRY;
71
72#if NCURSES_XNAMES
73#define NUM_BOOLEANS(tp) (tp)->num_Booleans
74#define NUM_NUMBERS(tp) (tp)->num_Numbers
75#define NUM_STRINGS(tp) (tp)->num_Strings
76#define EXT_NAMES(tp,i,limit,index,table) (i >= limit) ? tp->ext_Names[index] : table[i]
77#else
78#define NUM_BOOLEANS(tp) BOOLCOUNT
79#define NUM_NUMBERS(tp) NUMCOUNT
80#define NUM_STRINGS(tp) STRCOUNT
81#define EXT_NAMES(tp,i,limit,index,table) table[i]
82#endif
83
84#define NUM_EXT_NAMES(tp) ((tp)->ext_Booleans + (tp)->ext_Numbers + (tp)->ext_Strings)
85
86#define for_each_boolean(n,tp) for(n = 0; n < NUM_BOOLEANS(tp); n++)
87#define for_each_number(n,tp) for(n = 0; n < NUM_NUMBERS(tp); n++)
88#define for_each_string(n,tp) for(n = 0; n < NUM_STRINGS(tp); n++)
89
90#define ExtBoolname(tp,i,names) EXT_NAMES(tp, i, BOOLCOUNT, (i - (tp->num_Booleans - tp->ext_Booleans)), names)
91#define ExtNumname(tp,i,names) EXT_NAMES(tp, i, NUMCOUNT, (i - (tp->num_Numbers - tp->ext_Numbers)) + tp->ext_Booleans, names)
92#define ExtStrname(tp,i,names) EXT_NAMES(tp, i, STRCOUNT, (i - (tp->num_Strings - tp->ext_Strings)) + (tp->ext_Numbers + tp->ext_Booleans), names)
93
94extern NCURSES_EXPORT_VAR(ENTRY *) _nc_head;
95extern NCURSES_EXPORT_VAR(ENTRY *) _nc_tail;
96#define for_entry_list(qp) for (qp = _nc_head; qp; qp = qp->next)
97
98#define MAX_LINE 132
99
100#define NULLHOOK (bool(*)(ENTRY *))0
101
102/*
103 * Note that WANTED and PRESENT are not simple inverses! If a capability
104 * has been explicitly cancelled, it's not considered WANTED.
105 */
106#define WANTED(s) ((s) == ABSENT_STRING)
107#define PRESENT(s) (((s) != ABSENT_STRING) && ((s) != CANCELLED_STRING))
108
109#define ANDMISSING(p,q) \
110 {if (PRESENT(p) && !PRESENT(q)) _nc_warning(#p " but no " #q);}
111
112#define PAIRED(p,q) \
113 { \
114 if (PRESENT(q) && !PRESENT(p)) \
115 _nc_warning(#q " but no " #p); \
116 if (PRESENT(p) && !PRESENT(q)) \
117 _nc_warning(#p " but no " #q); \
118 }
119
120/* alloc_entry.c: elementary allocation code */
121extern NCURSES_EXPORT(ENTRY *) _nc_copy_entry (ENTRY *oldp);
122extern NCURSES_EXPORT(char *) _nc_save_str (const char *const);
123extern NCURSES_EXPORT(void) _nc_init_entry (TERMTYPE *const);
124extern NCURSES_EXPORT(void) _nc_merge_entry (TERMTYPE *const, TERMTYPE *const);
125extern NCURSES_EXPORT(void) _nc_wrap_entry (ENTRY *const, bool);
126
127/* alloc_ttype.c: elementary allocation code */
128extern NCURSES_EXPORT(void) _nc_align_termtype (TERMTYPE *, TERMTYPE *);
129extern NCURSES_EXPORT(void) _nc_copy_termtype (TERMTYPE *, TERMTYPE *);
130
131/* free_ttype.c: elementary allocation code */
132extern NCURSES_EXPORT(void) _nc_free_termtype (TERMTYPE *);
133
134/* lib_acs.c */
135extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
136
137/* lib_termcap.c: trim sgr0 string for termcap users */
138extern NCURSES_EXPORT(char *) _nc_trim_sgr0 (TERMTYPE *);
139
140/* parse_entry.c: entry-parsing code */
141#if NCURSES_XNAMES
142extern NCURSES_EXPORT_VAR(bool) _nc_user_definable;
143extern NCURSES_EXPORT_VAR(bool) _nc_disable_period;
144#endif
145extern NCURSES_EXPORT(int) _nc_parse_entry (ENTRY *, int, bool);
146extern NCURSES_EXPORT(int) _nc_capcmp (const char *, const char *);
147
148/* write_entry.c: writing an entry to the file system */
149extern NCURSES_EXPORT(void) _nc_set_writedir (char *);
150extern NCURSES_EXPORT(void) _nc_write_entry (TERMTYPE *const);
151
152/* comp_parse.c: entry list handling */
153extern NCURSES_EXPORT(void) _nc_read_entry_source (FILE*, char*, int, bool, bool (*)(ENTRY*));
154extern NCURSES_EXPORT(bool) _nc_entry_match (char *, char *);
155extern NCURSES_EXPORT(int) _nc_resolve_uses (bool); /* obs 20040705 */
156extern NCURSES_EXPORT(int) _nc_resolve_uses2 (bool, bool);
157extern NCURSES_EXPORT(void) _nc_free_entries (ENTRY *);
158extern NCURSES_IMPEXP void NCURSES_API (*_nc_check_termtype)(TERMTYPE *); /* obs 20040705 */
159extern NCURSES_IMPEXP void NCURSES_API (*_nc_check_termtype2)(TERMTYPE *, bool);
160
161/* trace_xnames.c */
162extern NCURSES_EXPORT(void) _nc_trace_xnames (TERMTYPE *);
163
164#ifdef __cplusplus
165}
166#endif
167
168#endif /* NCURSES_TERM_ENTRY_H_incl */
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