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term_entry.h
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/* $OpenBSD: src/lib/libcurses/term_entry.h,v 1.12 2010/01/12 23:21:59 nicm Exp $ */
/****************************************************************************
* Copyright (c) 1998-2005,2008 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 1.35 2008/08/16 16:16:03 tom Exp $ */
/*
* term_entry.h -- interface to entry-manipulation code
*/
#ifndef NCURSES_TERM_ENTRY_H_incl
#define NCURSES_TERM_ENTRY_H_incl 1
#ifdef __cplusplus
extern "C" {
#endif
#include <term.h>
#define MAX_USES 32
#define MAX_CROSSLINKS 16
typedef struct entry {
TERMTYPE tterm;
unsigned nuses;
struct
{
char *name;
struct entry *link;
long line;
}
uses[MAX_USES];
int ncrosslinks;
struct entry *crosslinks[MAX_CROSSLINKS];
long cstart, cend;
long startline;
struct entry *next;
struct entry *last;
}
ENTRY;
#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) ((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++)
#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)
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); \
}
/* 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 (TERMTYPE *const);
extern NCURSES_EXPORT(void) _nc_merge_entry (TERMTYPE *const, TERMTYPE *const);
extern NCURSES_EXPORT(void) _nc_wrap_entry (ENTRY *const, bool);
/* alloc_ttype.c: elementary allocation code */
extern NCURSES_EXPORT(void) _nc_align_termtype (TERMTYPE *, TERMTYPE *);
extern NCURSES_EXPORT(void) _nc_copy_termtype (TERMTYPE *, TERMTYPE *);
/* free_ttype.c: elementary allocation code */
extern NCURSES_EXPORT(void) _nc_free_termtype (TERMTYPE *);
/* lib_acs.c */
extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
/* lib_termcap.c: trim sgr0 string for termcap users */
extern NCURSES_EXPORT(char *) _nc_trim_sgr0 (TERMTYPE *);
/* 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 (char *);
extern NCURSES_EXPORT(void) _nc_write_entry (TERMTYPE *const);
/* 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)(TERMTYPE *, bool);
/* trace_xnames.c */
extern NCURSES_EXPORT(void) _nc_trace_xnames (TERMTYPE *);
#ifdef __OpenBSD__
/* read_bsd_terminfo.c: terminfo.db reading */
extern int _nc_read_bsd_terminfo_entry(const char * const, char * const, TERMTYPE *const);
extern int _nc_read_bsd_terminfo_file(const char * const, TERMTYPE *const);
#endif /* __OpenBSD__ */
#ifdef __cplusplus
}
#endif
#endif /* NCURSES_TERM_ENTRY_H_incl */