contrib/ncurses-5.4/include/term_entry.h

   1 /****************************************************************************
   2  * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc.              *
   3  *                                                                          *
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   5  * copy of this software and associated documentation files (the            *
   6  * "Software"), to deal in the Software without restriction, including      *
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   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,   *
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  28
  29 /****************************************************************************
  30  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  31  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
  32  ****************************************************************************/
  33
  34 /* $Id: term_entry.h,v 1.32 2001/03/24 21:53:10 tom Exp $ */
  35
  36 /*
  37  *      term_entry.h -- interface to entry-manipulation code
  38  */
  39
  40 #ifndef NCURSES_TERM_ENTRY_H_incl
  41 #define NCURSES_TERM_ENTRY_H_incl 1
  42
  43 #ifdef __cplusplus
  44 extern "C" {
  45 #endif
  46
  47 #include <term.h>
  48
  49 #define MAX_USES        32
  50 #define MAX_CROSSLINKS  16
  51
  52 typedef struct entry {
  53         TERMTYPE        tterm;
  54         int             nuses;
  55         struct
  56         {
  57             char                *name;
  58             struct entry        *link;
  59             long        line;
  60         }
  61         uses[MAX_USES];
  62         int             ncrosslinks;
  63         struct entry    *crosslinks[MAX_CROSSLINKS];
  64         long            cstart, cend;
  65         long            startline;
  66         struct entry    *next;
  67         struct entry    *last;
  68 }
  69 ENTRY;
  70
  71 #if NCURSES_XNAMES
  72 #define NUM_BOOLEANS(tp) (tp)->num_Booleans
  73 #define NUM_NUMBERS(tp)  (tp)->num_Numbers
  74 #define NUM_STRINGS(tp)  (tp)->num_Strings
  75 #define EXT_NAMES(tp,i,limit,index,table) (i >= limit) ? tp->ext_Names[index] : table[i]
  76 #else
  77 #define NUM_BOOLEANS(tp) BOOLCOUNT
  78 #define NUM_NUMBERS(tp)  NUMCOUNT
  79 #define NUM_STRINGS(tp)  STRCOUNT
  80 #define EXT_NAMES(tp,i,limit,index,table) table[i]
  81 #endif
  82
  83 #define NUM_EXT_NAMES(tp) ((tp)->ext_Booleans + (tp)->ext_Numbers + (tp)->ext_Strings)
  84
  85 #define for_each_boolean(n,tp) for(n = 0; n < NUM_BOOLEANS(tp); n++)
  86 #define for_each_number(n,tp)  for(n = 0; n < NUM_NUMBERS(tp);  n++)
  87 #define for_each_string(n,tp)  for(n = 0; n < NUM_STRINGS(tp);  n++)
  88
  89 #define ExtBoolname(tp,i,names) EXT_NAMES(tp, i, BOOLCOUNT, (i - (tp->num_Booleans - tp->ext_Booleans)), names)
  90 #define ExtNumname(tp,i,names)  EXT_NAMES(tp, i, NUMCOUNT, (i - (tp->num_Numbers - tp->ext_Numbers)) + tp->ext_Booleans, names)
  91 #define ExtStrname(tp,i,names)  EXT_NAMES(tp, i, STRCOUNT, (i - (tp->num_Strings - tp->ext_Strings)) + (tp->ext_Numbers + tp->ext_Booleans), names)
  92
  93 extern NCURSES_EXPORT_VAR(ENTRY *) _nc_head;
  94 extern NCURSES_EXPORT_VAR(ENTRY *) _nc_tail;
  95 #define for_entry_list(qp)      for (qp = _nc_head; qp; qp = qp->next)
  96
  97 #define MAX_LINE        132
  98
  99 #define NULLHOOK        (bool(*)(ENTRY *))0
 100
 101 /*
 102  * Note that WANTED and PRESENT are not simple inverses!  If a capability
 103  * has been explicitly cancelled, it's not considered WANTED.
 104  */
 105 #define WANTED(s)       ((s) == ABSENT_STRING)
 106 #define PRESENT(s)      (((s) != ABSENT_STRING) && ((s) != CANCELLED_STRING))
 107
 108 #define ANDMISSING(p,q) \
 109                 {if (PRESENT(p) && !PRESENT(q)) _nc_warning(#p " but no " #q);}
 110
 111 #define PAIRED(p,q) \
 112                 { \
 113                 if (PRESENT(q) && !PRESENT(p)) \
 114                         _nc_warning(#q " but no " #p); \
 115                 if (PRESENT(p) && !PRESENT(q)) \
 116                         _nc_warning(#p " but no " #q); \
 117                 }
 118
 119 /* alloc_entry.c: elementary allocation code */
 120 extern NCURSES_EXPORT(ENTRY *) _nc_copy_entry (ENTRY *oldp);
 121 extern NCURSES_EXPORT(char *) _nc_save_str (const char *const);
 122 extern NCURSES_EXPORT(void) _nc_init_entry (TERMTYPE *const);
 123 extern NCURSES_EXPORT(void) _nc_merge_entry (TERMTYPE *const, TERMTYPE *const);
 124 extern NCURSES_EXPORT(void) _nc_wrap_entry (ENTRY *const, bool);
 125
 126 /* alloc_ttype.c: elementary allocation code */
 127 extern NCURSES_EXPORT(void) _nc_align_termtype (TERMTYPE *, TERMTYPE *);
 128 extern NCURSES_EXPORT(void) _nc_copy_termtype (TERMTYPE *, TERMTYPE *);
 129
 130 /* free_ttype.c: elementary allocation code */
 131 extern NCURSES_EXPORT(void) _nc_free_termtype (TERMTYPE *);
 132
 133 /* lib_acs.c */
 134 extern NCURSES_EXPORT(void) _nc_init_acs (void);        /* corresponds to traditional 'init_acs()' */
 135
 136 /* parse_entry.c: entry-parsing code */
 137 #if NCURSES_XNAMES
 138 extern NCURSES_EXPORT_VAR(bool) _nc_user_definable;
 139 extern NCURSES_EXPORT_VAR(bool) _nc_disable_period;
 140 #endif
 141 extern NCURSES_EXPORT(int) _nc_parse_entry (ENTRY *, int, bool);
 142 extern NCURSES_EXPORT(int) _nc_capcmp (const char *, const char *);
 143
 144 /* write_entry.c: writing an entry to the file system */
 145 extern NCURSES_EXPORT(void) _nc_set_writedir (char *);
 146 extern NCURSES_EXPORT(void) _nc_write_entry (TERMTYPE *const);
 147
 148 /* comp_parse.c: entry list handling */
 149 extern NCURSES_EXPORT(void) _nc_read_entry_source (FILE*, char*, int, bool, bool (*)(ENTRY*));
 150 extern NCURSES_EXPORT(bool) _nc_entry_match (char *, char *);
 151 extern NCURSES_EXPORT(int) _nc_resolve_uses (bool);
 152 extern NCURSES_EXPORT(void) _nc_free_entries (ENTRY *);
 153 extern NCURSES_IMPEXP void NCURSES_API (*_nc_check_termtype)(TERMTYPE *);
 154
 155 /* trace_xnames.c */
 156 extern NCURSES_EXPORT(void) _nc_trace_xnames (TERMTYPE *);
 157
 158 #ifdef __cplusplus
 159 }
 160 #endif
 161
 162 #endif /* NCURSES_TERM_ENTRY_H_incl */