mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-28 11:57:28 +00:00
146 lines
4.7 KiB
C
146 lines
4.7 KiB
C
/*-
|
|
* Copyright (c) 1992, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Christos Zoulas of Cornell University.
|
|
*
|
|
* 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.
|
|
*
|
|
* @(#)el.h 8.1 (Berkeley) 6/4/93
|
|
* $NetBSD: el.h,v 1.7 2000/11/11 22:18:57 christos Exp $
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/*
|
|
* el.h: Internal structures.
|
|
*/
|
|
#ifndef _h_el
|
|
#define _h_el
|
|
/*
|
|
* Local defaults
|
|
*/
|
|
#define KSHVI
|
|
#define VIDEFAULT
|
|
#define ANCHOR
|
|
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
|
|
#define EL_BUFSIZ 1024 /* Maximum line size */
|
|
|
|
#define HANDLE_SIGNALS 1<<0
|
|
#define NO_TTY 1<<1
|
|
#define EDIT_DISABLED 1<<2
|
|
|
|
typedef int bool_t; /* True or not */
|
|
|
|
typedef unsigned char el_action_t; /* Index to command array */
|
|
|
|
typedef struct coord_t { /* Position on the screen */
|
|
int h;
|
|
int v;
|
|
} coord_t;
|
|
|
|
typedef struct el_line_t {
|
|
char *buffer; /* Input line */
|
|
char *cursor; /* Cursor position */
|
|
char *lastchar; /* Last character */
|
|
const char *limit; /* Max position */
|
|
} el_line_t;
|
|
|
|
/*
|
|
* Editor state
|
|
*/
|
|
typedef struct el_state_t {
|
|
int inputmode; /* What mode are we in? */
|
|
int doingarg; /* Are we getting an argument? */
|
|
int argument; /* Numeric argument */
|
|
int metanext; /* Is the next char a meta char */
|
|
el_action_t lastcmd; /* Previous command */
|
|
} el_state_t;
|
|
|
|
/*
|
|
* Until we come up with something better...
|
|
*/
|
|
#define el_malloc(a) malloc(a)
|
|
#define el_realloc(a,b) realloc(a, b)
|
|
#define el_reallocf(a,b) reallocf(a, b)
|
|
#define el_free(a) free(a)
|
|
|
|
#include "tty.h"
|
|
#include "prompt.h"
|
|
#include "key.h"
|
|
#include "term.h"
|
|
#include "refresh.h"
|
|
#include "chared.h"
|
|
#include "common.h"
|
|
#include "search.h"
|
|
#include "hist.h"
|
|
#include "map.h"
|
|
#include "parse.h"
|
|
#include "sig.h"
|
|
#include "help.h"
|
|
|
|
struct editline {
|
|
char *el_prog; /* the program name */
|
|
FILE *el_outfile; /* Stdio stuff */
|
|
FILE *el_errfile; /* Stdio stuff */
|
|
int el_infd; /* Input file descriptor */
|
|
int el_flags; /* Various flags. */
|
|
coord_t el_cursor; /* Cursor location */
|
|
char **el_display; /* Real screen image = what is there */
|
|
char **el_vdisplay; /* Virtual screen image = what we see */
|
|
el_line_t el_line; /* The current line information */
|
|
el_state_t el_state; /* Current editor state */
|
|
el_term_t el_term; /* Terminal dependent stuff */
|
|
el_tty_t el_tty; /* Tty dependent stuff */
|
|
el_refresh_t el_refresh; /* Refresh stuff */
|
|
el_prompt_t el_prompt; /* Prompt stuff */
|
|
el_prompt_t el_rprompt; /* Prompt stuff */
|
|
el_chared_t el_chared; /* Characted editor stuff */
|
|
el_map_t el_map; /* Key mapping stuff */
|
|
el_key_t el_key; /* Key binding stuff */
|
|
el_history_t el_history; /* History stuff */
|
|
el_search_t el_search; /* Search stuff */
|
|
el_signal_t el_signal; /* Signal handling stuff */
|
|
|
|
void *data; /* user data */
|
|
};
|
|
|
|
protected int el_editmode(EditLine *, int, char **);
|
|
|
|
#ifdef DEBUG
|
|
#define EL_ABORT(a) (void) (fprintf(el->el_errfile, "%s, %d: ", \
|
|
__FILE__, __LINE__), fprintf a, abort())
|
|
#else
|
|
#define EL_ABORT(a) abort()
|
|
#endif
|
|
#endif /* _h_el */
|