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/* $FreeBSD$ */
/* $NetBSD: histedit.h,v 1.5 1997/04/11 17:52:45 christos Exp $ */
/*-
* 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.
*
* @(#)histedit.h 8.2 (Berkeley) 1/3/94
*/
/*
* histedit.h: Line editor and history interface.
*/
#ifndef _h_editline
#define _h_editline
#include <sys/types.h>
#include <stdio.h>
/*
* ==== Editing ====
*/
typedef struct editline EditLine;
/*
* For user-defined function interface
*/
typedef struct lineinfo {
const char *buffer;
const char *cursor;
const char *lastchar;
} LineInfo;
/*
* EditLine editor function return codes.
* For user-defined function interface
*/
#define CC_NORM 0
#define CC_NEWLINE 1
#define CC_EOF 2
#define CC_ARGHACK 3
#define CC_REFRESH 4
#define CC_CURSOR 5
#define CC_ERROR 6
#define CC_FATAL 7
#define CC_REDISPLAY 8
/*
* Initialization, cleanup, and resetting
*/
EditLine *el_init __P((const char *, FILE *, FILE *));
void el_reset __P((EditLine *));
void el_end __P((EditLine *));
/*
* Get a line, a character or push a string back in the input queue
*/
const char *el_gets __P((EditLine *, int *));
int el_getc __P((EditLine *, char *));
void el_push __P((EditLine *, const char *));
/*
* High level function internals control
* Parses argc, argv array and executes builtin editline commands
*/
int el_parse __P((EditLine *, int, char **));
/*
* Low level editline access function
*/
int el_set __P((EditLine *, int, ...));
/*
* el_set/el_get parameters
*/
#define EL_PROMPT 0 /* , el_pfunc_t); */
#define EL_TERMINAL 1 /* , const char *); */
#define EL_EDITOR 2 /* , const char *); */
#define EL_SIGNAL 3 /* , int); */
#define EL_BIND 4 /* , const char *, ..., NULL); */
#define EL_TELLTC 5 /* , const char *, ..., NULL); */
#define EL_SETTC 6 /* , const char *, ..., NULL); */
#define EL_ECHOTC 7 /* , const char *, ..., NULL); */
#define EL_SETTY 8 /* , const char *, ..., NULL); */
#define EL_ADDFN 9 /* , const char *, const char * */
/* , el_func_t); */
#define EL_HIST 10 /* , hist_fun_t, const char *); */
/*
* Source named file or $PWD/.editrc or $HOME/.editrc
*/
int el_source __P((EditLine *, const char *));
/*
* Must be called when the terminal changes size; If EL_SIGNAL
* is set this is done automatically otherwise it is the responsibility
* of the application
*/
void el_resize __P((EditLine *));
void el_data_set __P((EditLine *, void *));
void * el_data_get __P((EditLine *));
/*
* User-defined function interface.
*/
const LineInfo *el_line __P((EditLine *));
int el_insertstr __P((EditLine *, char *));
void el_deletestr __P((EditLine *, int));
/*
* ==== History ====
*/
typedef struct history History;
typedef struct HistEvent {
int num;
const char *str;
} HistEvent;
/*
* History access functions.
*/
History * history_init __P((void));
void history_end __P((History *));
const HistEvent * history __P((History *, int, ...));
#define H_FUNC 0 /* , UTSL */
#define H_EVENT 1 /* , const int); */
#define H_FIRST 2 /* , void); */
#define H_LAST 3 /* , void); */
#define H_PREV 4 /* , void); */
#define H_NEXT 5 /* , void); */
#define H_CURR 6 /* , void); */
#define H_ADD 7 /* , const char*); */
#define H_ENTER 8 /* , const char*); */
#define H_END 9 /* , void); */
#define H_NEXT_STR 10 /* , const char*); */
#define H_PREV_STR 11 /* , const char*); */
#define H_NEXT_EVENT 12 /* , const int); */
#define H_PREV_EVENT 13 /* , const int); */
#define H_LOAD 14 /* , const char *); */
#define H_SAVE 15 /* , const char *); */
#define H_CLEAR 16 /* , void); */
#endif /* _h_editline */
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