1 /**************************************************************************** 2 * Copyright (c) 1998-2014,2015 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-on * 33 ****************************************************************************/ 34 35 /* $Id: term_entry.h,v 1.47 2015/08/30 00:41:20 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 45 extern "C" { 46 #endif 47 48 #include <term.h> 49 50 /* 51 * see db_iterator.c - this enumeration lists the places searched for a 52 * terminal description and defines the order in which they are searched. 53 */ 54 typedef enum { 55 dbdTIC = 0, /* special, used by tic when writing entry */ 56 #if NCURSES_USE_DATABASE 57 dbdEnvOnce, /* the $TERMINFO environment variable */ 58 dbdHome, /* $HOME/.terminfo */ 59 dbdEnvList, /* the $TERMINFO_DIRS environment variable */ 60 dbdCfgList, /* the compiled-in TERMINFO_DIRS value */ 61 dbdCfgOnce, /* the compiled-in TERMINFO value */ 62 #endif 63 #if NCURSES_USE_TERMCAP 64 dbdEnvOnce2, /* the $TERMCAP environment variable */ 65 dbdEnvList2, /* the $TERMPATH environment variable */ 66 dbdCfgList2, /* the compiled-in TERMPATH */ 67 #endif 68 dbdLAST 69 } DBDIRS; 70 71 #define MAX_USES 32 72 #define MAX_CROSSLINKS 16 73 74 typedef struct entry { 75 TERMTYPE tterm; 76 unsigned nuses; 77 struct { 78 char *name; 79 struct entry *link; 80 long line; 81 } uses[MAX_USES]; 82 int ncrosslinks; 83 struct entry *crosslinks[MAX_CROSSLINKS]; 84 long cstart, cend; 85 long startline; 86 struct entry *next; 87 struct entry *last; 88 } ENTRY; 89 /* *INDENT-OFF* */ 90 #if NCURSES_XNAMES 91 #define NUM_BOOLEANS(tp) (tp)->num_Booleans 92 #define NUM_NUMBERS(tp) (tp)->num_Numbers 93 #define NUM_STRINGS(tp) (tp)->num_Strings 94 #define EXT_NAMES(tp,i,limit,index,table) (i >= limit) ? tp->ext_Names[index] : table[i] 95 #else 96 #define NUM_BOOLEANS(tp) BOOLCOUNT 97 #define NUM_NUMBERS(tp) NUMCOUNT 98 #define NUM_STRINGS(tp) STRCOUNT 99 #define EXT_NAMES(tp,i,limit,index,table) table[i] 100 #endif 101 102 #define NUM_EXT_NAMES(tp) (unsigned) ((tp)->ext_Booleans + (tp)->ext_Numbers + (tp)->ext_Strings) 103 104 #define for_each_boolean(n,tp) for(n = 0; n < NUM_BOOLEANS(tp); n++) 105 #define for_each_number(n,tp) for(n = 0; n < NUM_NUMBERS(tp); n++) 106 #define for_each_string(n,tp) for(n = 0; n < NUM_STRINGS(tp); n++) 107 108 #if NCURSES_XNAMES 109 #define for_each_ext_boolean(n,tp) for(n = BOOLCOUNT; (int) n < (int) NUM_BOOLEANS(tp); n++) 110 #define for_each_ext_number(n,tp) for(n = NUMCOUNT; (int) n < (int) NUM_NUMBERS(tp); n++) 111 #define for_each_ext_string(n,tp) for(n = STRCOUNT; (int) n < (int) NUM_STRINGS(tp); n++) 112 #endif 113 114 #define ExtBoolname(tp,i,names) EXT_NAMES(tp, i, BOOLCOUNT, (i - (tp->num_Booleans - tp->ext_Booleans)), names) 115 #define ExtNumname(tp,i,names) EXT_NAMES(tp, i, NUMCOUNT, (i - (tp->num_Numbers - tp->ext_Numbers)) + tp->ext_Booleans, names) 116 #define ExtStrname(tp,i,names) EXT_NAMES(tp, i, STRCOUNT, (i - (tp->num_Strings - tp->ext_Strings)) + (tp->ext_Numbers + tp->ext_Booleans), names) 117 118 extern NCURSES_EXPORT_VAR(ENTRY *) _nc_head; 119 extern NCURSES_EXPORT_VAR(ENTRY *) _nc_tail; 120 #define for_entry_list(qp) for (qp = _nc_head; qp; qp = qp->next) 121 122 #define MAX_LINE 132 123 124 #define NULLHOOK (bool(*)(ENTRY *))0 125 126 /* 127 * Note that WANTED and PRESENT are not simple inverses! If a capability 128 * has been explicitly cancelled, it's not considered WANTED. 129 */ 130 #define WANTED(s) ((s) == ABSENT_STRING) 131 #define PRESENT(s) (((s) != ABSENT_STRING) && ((s) != CANCELLED_STRING)) 132 133 #define ANDMISSING(p,q) \ 134 {if (PRESENT(p) && !PRESENT(q)) _nc_warning(#p " but no " #q);} 135 136 #define PAIRED(p,q) \ 137 { \ 138 if (PRESENT(q) && !PRESENT(p)) \ 139 _nc_warning(#q " but no " #p); \ 140 if (PRESENT(p) && !PRESENT(q)) \ 141 _nc_warning(#p " but no " #q); \ 142 } 143 144 /* alloc_entry.c: elementary allocation code */ 145 extern NCURSES_EXPORT(ENTRY *) _nc_copy_entry (ENTRY *oldp); 146 extern NCURSES_EXPORT(char *) _nc_save_str (const char *const); 147 extern NCURSES_EXPORT(void) _nc_init_entry (TERMTYPE *const); 148 extern NCURSES_EXPORT(void) _nc_merge_entry (TERMTYPE *const, TERMTYPE *const); 149 extern NCURSES_EXPORT(void) _nc_wrap_entry (ENTRY *const, bool); 150 151 /* alloc_ttype.c: elementary allocation code */ 152 extern NCURSES_EXPORT(void) _nc_align_termtype (TERMTYPE *, TERMTYPE *); 153 extern NCURSES_EXPORT(void) _nc_copy_termtype (TERMTYPE *, const TERMTYPE *); 154 155 /* free_ttype.c: elementary allocation code */ 156 extern NCURSES_EXPORT(void) _nc_free_termtype (TERMTYPE *); 157 158 /* lib_acs.c */ 159 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */ 160 161 /* lib_termcap.c: trim sgr0 string for termcap users */ 162 extern NCURSES_EXPORT(char *) _nc_trim_sgr0 (TERMTYPE *); 163 164 /* parse_entry.c: entry-parsing code */ 165 #if NCURSES_XNAMES 166 extern NCURSES_EXPORT_VAR(bool) _nc_user_definable; 167 extern NCURSES_EXPORT_VAR(bool) _nc_disable_period; 168 #endif 169 extern NCURSES_EXPORT(int) _nc_parse_entry (ENTRY *, int, bool); 170 extern NCURSES_EXPORT(int) _nc_capcmp (const char *, const char *); 171 172 /* write_entry.c: writing an entry to the file system */ 173 extern NCURSES_EXPORT(void) _nc_set_writedir (const char *); 174 extern NCURSES_EXPORT(void) _nc_write_entry (TERMTYPE *const); 175 extern NCURSES_EXPORT(int) _nc_write_object(TERMTYPE *, char *, unsigned *, unsigned); 176 177 /* comp_parse.c: entry list handling */ 178 extern NCURSES_EXPORT(void) _nc_read_entry_source (FILE*, char*, int, bool, bool (*)(ENTRY*)); 179 extern NCURSES_EXPORT(bool) _nc_entry_match (char *, char *); 180 extern NCURSES_EXPORT(int) _nc_resolve_uses (bool); /* obs 20040705 */ 181 extern NCURSES_EXPORT(int) _nc_resolve_uses2 (bool, bool); 182 extern NCURSES_EXPORT(void) _nc_free_entries (ENTRY *); 183 extern NCURSES_IMPEXP void NCURSES_API (*_nc_check_termtype)(TERMTYPE *); /* obs 20040705 */ 184 extern NCURSES_IMPEXP void NCURSES_API (*_nc_check_termtype2)(TERMTYPE *, bool); 185 186 /* trace_xnames.c */ 187 extern NCURSES_EXPORT(void) _nc_trace_xnames (TERMTYPE *); 188 /* *INDENT-ON* */ 189 190 #ifdef __cplusplus 191 } 192 #endif 193 #endif /* NCURSES_TERM_ENTRY_H_incl */ 194