JezK

Edit File: term_entry.h

/**************************************************************************** * Copyright 2018-2019,2020 Thomas E. Dickey * * Copyright 1998-2015,2017 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /**************************************************************************** * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * * and: Eric S. Raymond <esr@snark.thyrsus.com> * * and: Thomas E. Dickey 1998-on * ****************************************************************************/ /* $Id: term_entry.h,v 1.60 2020/02/29 15:46:00 anonymous.maarten Exp $ */ /* * term_entry.h -- interface to entry-manipulation code */ #ifndef NCURSES_TERM_ENTRY_H_incl #define NCURSES_TERM_ENTRY_H_incl 1 /* *INDENT-OFF* */ #ifdef __cplusplus extern "C" { #endif #include <curses.h> #include <term.h> /* * These macros may be used by programs that know about TERMTYPE: */ #if NCURSES_XNAMES #define NUM_BOOLEANS(tp) (tp)->num_Booleans #define NUM_NUMBERS(tp) (tp)->num_Numbers #define NUM_STRINGS(tp) (tp)->num_Strings #define EXT_NAMES(tp,i,limit,index,table) (i >= limit) ? tp->ext_Names[index] : table[i] #else #define NUM_BOOLEANS(tp) BOOLCOUNT #define NUM_NUMBERS(tp) NUMCOUNT #define NUM_STRINGS(tp) STRCOUNT #define EXT_NAMES(tp,i,limit,index,table) table[i] #endif #define NUM_EXT_NAMES(tp) (unsigned) ((tp)->ext_Booleans + (tp)->ext_Numbers + (tp)->ext_Strings) #define for_each_boolean(n,tp) for(n = 0; n < NUM_BOOLEANS(tp); n++) #define for_each_number(n,tp) for(n = 0; n < NUM_NUMBERS(tp); n++) #define for_each_string(n,tp) for(n = 0; n < NUM_STRINGS(tp); n++) #if NCURSES_XNAMES #define for_each_ext_boolean(n,tp) for(n = BOOLCOUNT; (int) n < (int) NUM_BOOLEANS(tp); n++) #define for_each_ext_number(n,tp) for(n = NUMCOUNT; (int) n < (int) NUM_NUMBERS(tp); n++) #define for_each_ext_string(n,tp) for(n = STRCOUNT; (int) n < (int) NUM_STRINGS(tp); n++) #endif #define ExtBoolname(tp,i,names) EXT_NAMES(tp, i, BOOLCOUNT, (i - (tp->num_Booleans - tp->ext_Booleans)), names) #define ExtNumname(tp,i,names) EXT_NAMES(tp, i, NUMCOUNT, (i - (tp->num_Numbers - tp->ext_Numbers)) + tp->ext_Booleans, names) #define ExtStrname(tp,i,names) EXT_NAMES(tp, i, STRCOUNT, (i - (tp->num_Strings - tp->ext_Strings)) + (tp->ext_Numbers + tp->ext_Booleans), names) /* * The remaining type-definitions and macros are used only internally by the * ncurses utilities. */ #ifdef NCURSES_INTERNALS /* * see db_iterator.c - this enumeration lists the places searched for a * terminal description and defines the order in which they are searched. */ typedef enum { dbdTIC = 0, /* special, used by tic when writing entry */ #if NCURSES_USE_DATABASE dbdEnvOnce, /* the $TERMINFO environment variable */ dbdHome, /* $HOME/.terminfo */ dbdEnvList, /* the $TERMINFO_DIRS environment variable */ dbdCfgList, /* the compiled-in TERMINFO_DIRS value */ dbdCfgOnce, /* the compiled-in TERMINFO value */ #endif #if NCURSES_USE_TERMCAP dbdEnvOnce2, /* the $TERMCAP environment variable */ dbdEnvList2, /* the $TERMPATH environment variable */ dbdCfgList2, /* the compiled-in TERMPATH */ #endif dbdLAST } DBDIRS; #define MAX_USES 32 #define MAX_CROSSLINKS 16 typedef struct entry ENTRY; typedef struct { char *name; ENTRY *link; long line; } ENTRY_USES; struct entry { TERMTYPE2 tterm; unsigned nuses; ENTRY_USES uses[MAX_USES]; int ncrosslinks; ENTRY *crosslinks[MAX_CROSSLINKS]; long cstart; long cend; long startline; ENTRY *next; ENTRY *last; }; extern NCURSES_EXPORT_VAR(ENTRY *) _nc_head; extern NCURSES_EXPORT_VAR(ENTRY *) _nc_tail; #define for_entry_list(qp) for (qp = _nc_head; qp; qp = qp->next) #define MAX_LINE 132 #define NULLHOOK (bool(*)(ENTRY *))0 /* * Note that WANTED and PRESENT are not simple inverses! If a capability * has been explicitly cancelled, it's not considered WANTED. */ #define WANTED(s) ((s) == ABSENT_STRING) #define PRESENT(s) (((s) != ABSENT_STRING) && ((s) != CANCELLED_STRING)) #define ANDMISSING(p,q) \ { \ if (PRESENT(p) && !PRESENT(q)) \ _nc_warning(#p " but no " #q); \ } #define PAIRED(p,q) \ { \ if (PRESENT(q) && !PRESENT(p)) \ _nc_warning(#q " but no " #p); \ if (PRESENT(p) && !PRESENT(q)) \ _nc_warning(#p " but no " #q); \ } /* * These entrypoints are used only by the ncurses utilities such as tic. */ /* alloc_entry.c: elementary allocation code */ extern NCURSES_EXPORT(ENTRY *) _nc_copy_entry (ENTRY *oldp); extern NCURSES_EXPORT(char *) _nc_save_str (const char *const); extern NCURSES_EXPORT(void) _nc_init_entry (ENTRY *const); extern NCURSES_EXPORT(void) _nc_merge_entry (ENTRY *const, ENTRY *const); extern NCURSES_EXPORT(void) _nc_wrap_entry (ENTRY *const, bool); /* alloc_ttype.c: elementary allocation code */ extern NCURSES_EXPORT(void) _nc_align_termtype (TERMTYPE2 *, TERMTYPE2 *); /* free_ttype.c: elementary allocation code */ extern NCURSES_EXPORT(void) _nc_free_termtype2 (TERMTYPE2 *); /* lib_termcap.c: trim sgr0 string for termcap users */ extern NCURSES_EXPORT(char *) _nc_trim_sgr0 (TERMTYPE2 *); /* parse_entry.c: entry-parsing code */ #if NCURSES_XNAMES extern NCURSES_EXPORT_VAR(bool) _nc_user_definable; extern NCURSES_EXPORT_VAR(bool) _nc_disable_period; #endif extern NCURSES_EXPORT(int) _nc_parse_entry (ENTRY *, int, bool); extern NCURSES_EXPORT(int) _nc_capcmp (const char *, const char *); /* write_entry.c: writing an entry to the file system */ extern NCURSES_EXPORT(void) _nc_set_writedir (const char *); extern NCURSES_EXPORT(void) _nc_write_entry (TERMTYPE2 *const); extern NCURSES_EXPORT(int) _nc_write_object (TERMTYPE2 *, char *, unsigned *, unsigned); /* comp_parse.c: entry list handling */ extern NCURSES_EXPORT(void) _nc_read_entry_source (FILE*, char*, int, bool, bool (*)(ENTRY*)); extern NCURSES_EXPORT(bool) _nc_entry_match (char *, char *); extern NCURSES_EXPORT(int) _nc_resolve_uses (bool); /* obs 20040705 */ extern NCURSES_EXPORT(int) _nc_resolve_uses2 (bool, bool); extern NCURSES_EXPORT(void) _nc_free_entries (ENTRY *); extern NCURSES_IMPEXP void (NCURSES_API *_nc_check_termtype)(TERMTYPE *); /* obs 20040705 */ extern NCURSES_IMPEXP void (NCURSES_API *_nc_check_termtype2)(TERMTYPE2 *, bool); /* trace_xnames.c */ extern NCURSES_EXPORT(void) _nc_trace_xnames (TERMTYPE *); #endif /* NCURSES_INTERNALS */ /* * These entrypoints were used by tack before 1.08. */ #undef NCURSES_TACK_1_08 #ifdef NCURSES_INTERNALS #define NCURSES_TACK_1_08 /* nothing */ #else #define NCURSES_TACK_1_08 GCC_DEPRECATED("upgrade to tack 1.08") #endif /* alloc_ttype.c: elementary allocation code */ extern NCURSES_EXPORT(void) _nc_copy_termtype (TERMTYPE *, const TERMTYPE *) NCURSES_TACK_1_08; /* lib_acs.c */ extern NCURSES_EXPORT(void) _nc_init_acs (void) NCURSES_TACK_1_08; /* corresponds to traditional 'init_acs()' */ /* free_ttype.c: elementary allocation code */ extern NCURSES_EXPORT(void) _nc_free_termtype (TERMTYPE *) NCURSES_TACK_1_08; #ifdef __cplusplus } #endif /* *INDENT-ON* */ #endif /* NCURSES_TERM_ENTRY_H_incl */