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/*-
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)vi.h 8.33 (Berkeley) 1/9/94
*/
/* System includes. */
#include <queue.h> /* Required by screen.h. */
#include <sys/time.h> /* Required by screen.h. */
#include <bitstring.h> /* Required by screen.h. */
#include <limits.h> /* Required by screen.h. */
#include <signal.h> /* Required by screen.h. */
#include <stdio.h> /* Required by screen.h. */
#include <termios.h> /* Required by gs.h. */
/*
* Required by screen.h. This is the first include that can pull
* in "compat.h". Should be after every other system include.
*/
#include <regex.h>
/*
* Forward structure declarations. Not pretty, but the include files
* are far too interrelated for a clean solution.
*/
typedef struct _cb CB;
typedef struct _ch CH;
typedef struct _chname CHNAME;
typedef struct _excmdarg EXCMDARG;
typedef struct _exf EXF;
typedef struct _fref FREF;
typedef struct _gs GS;
typedef struct _ibuf IBUF;
typedef struct _mark MARK;
typedef struct _msg MSG;
typedef struct _option OPTION;
typedef struct _optlist OPTLIST;
typedef struct _scr SCR;
typedef struct _script SCRIPT;
typedef struct _seq SEQ;
typedef struct _tag TAG;
typedef struct _tagf TAGF;
typedef struct _text TEXT;
/*
* Fundamental character types.
*
* CHAR_T An integral type that can hold any character.
* ARG_CHAR_T The type of a CHAR_T when passed as an argument using
* traditional promotion rules. It should also be able
* to be compared against any CHAR_T for equality without
* problems.
* MAX_CHAR_T The maximum value of any character.
*
* If no integral type can hold a character, don't even try the port.
*/
typedef u_char CHAR_T;
typedef u_int ARG_CHAR_T;
#define MAX_CHAR_T 0xff
/* The maximum number of columns any character can take up on a screen. */
#define MAX_CHARACTER_COLUMNS 4
/*
* Local includes.
*/
#include <db.h> /* Required by exf.h; includes compat.h. */
#include "search.h" /* Required by screen.h. */
#include "args.h" /* Required by options.h. */
#include "options.h" /* Required by screen.h. */
#include "term.h" /* Required by screen.h. */
#include "msg.h" /* Required by gs.h. */
#include "cut.h" /* Required by gs.h. */
#include "gs.h" /* Required by screen.h. */
#include "screen.h" /* Required by exf.h. */
#include "mark.h" /* Required by exf.h. */
#include "exf.h"
#include "log.h"
#include "mem.h"
#if FWOPEN_NOT_AVAILABLE /* See PORT/clib/fwopen.c. */
#define EXCOOKIE sp
int ex_fflush __P((SCR *));
int ex_printf __P((SCR *, const char *, ...));
FILE *fwopen __P((SCR *, void *));
#else
#define EXCOOKIE sp->stdfp
#define ex_fflush fflush
#define ex_printf fprintf
#endif
/* Macros to set/clear/test flags. */
#define F_SET(p, f) (p)->flags |= (f)
#define F_CLR(p, f) (p)->flags &= ~(f)
#define F_ISSET(p, f) ((p)->flags & (f))
#define LF_INIT(f) flags = (f)
#define LF_SET(f) flags |= (f)
#define LF_CLR(f) flags &= ~(f)
#define LF_ISSET(f) (flags & (f))
/*
* XXX
* MIN/MAX have traditionally been in <sys/param.h>. Don't
* try to get them from there, it's just not worth the effort.
*/
#ifndef MAX
#define MAX(_a,_b) ((_a)<(_b)?(_b):(_a))
#endif
#ifndef MIN
#define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
#endif
/* Function prototypes that don't seem to belong anywhere else. */
u_long baud_from_bval __P((SCR *));
char *charname __P((SCR *, ARG_CHAR_T));
void busy_off __P((SCR *));
void busy_on __P((SCR *, int, char const *));
int nonblank __P((SCR *, EXF *, recno_t, size_t *));
void set_alt_name __P((SCR *, char *));
int set_window_size __P((SCR *, u_int, int));
int status __P((SCR *, EXF *, recno_t, int));
char *tail __P((char *));
CHAR_T *v_strdup __P((SCR *, CHAR_T *, size_t));
#ifdef DEBUG
void TRACE __P((SCR *, const char *, ...));
#endif
/* Digraphs (not currently real). */
int digraph __P((SCR *, int, int));
int digraph_init __P((SCR *));
void digraph_save __P((SCR *, int));
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