freebsd-dev/lib/libedit/chared.h
brian 2c032044ee Fixes assorted problems with the history edit functions in libedit. This
affects sh, ftp (and others?).

Submitted by: Max Euston <meuston@jmrodgers.com>
PR:           6516
1998-06-27 16:10:40 +00:00

160 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.
*
* @(#)chared.h 8.1 (Berkeley) 6/4/93
*/
/*
* el.chared.h: Character editor interface
*/
#ifndef _h_el_chared
#define _h_el_chared
#include <ctype.h>
#include <string.h>
#include "histedit.h"
#define EL_MAXMACRO 10
/*
* This is a issue of basic "vi" look-and-feel. Defining VI_MOVE works
* like real vi: i.e. the transition from command<->insert modes moves
* the cursor.
*
* On the other hand we really don't want to move the cursor, because
* all the editing commands don't include the character under the cursor.
* Probably the best fix is to make all the editing commands aware of
* this fact.
*/
#define VI_MOVE
typedef struct c_macro_t {
int level;
char **macro;
char *nline;
} c_macro_t;
/*
* Undo information for both vi and emacs
*/
typedef struct c_undo_t {
int action;
int isize;
int dsize;
char *ptr;
char *buf;
} c_undo_t;
/*
* Current action information for vi
*/
typedef struct c_vcmd_t {
int action;
char *pos;
char *ins;
} c_vcmd_t;
/*
* Kill buffer for emacs
*/
typedef struct c_kill_t {
char *buf;
char *last;
char *mark;
} c_kill_t;
/*
* Note that we use both data structures because the user can bind
* commands from both editors!
*/
typedef struct el_chared_t {
c_undo_t c_undo;
c_kill_t c_kill;
c_vcmd_t c_vcmd;
c_macro_t c_macro;
} el_chared_t;
#define STReof "^D\b\b"
#define STRQQ "\"\""
#define isglob(a) (strchr("*[]?", (a)) != NULL)
#define isword(a) (isprint(a))
#define NOP 0x00
#define DELETE 0x01
#define INSERT 0x02
#define CHANGE 0x04
#define CHAR_FWD 0
#define CHAR_BACK 1
#define MODE_INSERT 0
#define MODE_REPLACE 1
#define MODE_REPLACE_1 2
#include "common.h"
#include "vi.h"
#include "emacs.h"
#include "search.h"
#include "fcns.h"
protected int cv__isword __P((int));
protected void cv_delfini __P((EditLine *));
protected char *cv__endword __P((char *, char *, int));
protected int ce__isword __P((int));
protected int c___isword __P((int));
protected void cv_undo __P((EditLine *, int, int, char *));
protected char *cv_next_word __P((EditLine*, char *, char *, int,
int (*)(int)));
protected char *cv_prev_word __P((EditLine*, char *, char *, int,
int (*)(int)));
protected char *c__next_word __P((char *, char *, int, int (*)(int)));
protected char *c__prev_word __P((char *, char *, int, int (*)(int)));
protected void c_insert __P((EditLine *, int));
protected void c_delbefore __P((EditLine *, int));
protected void c_delafter __P((EditLine *, int));
protected int c_gets __P((EditLine *, char *));
protected int c_hpos __P((EditLine *));
protected int ch_init __P((EditLine *));
protected void ch_reset __P((EditLine *));
protected void ch_end __P((EditLine *));
#endif /* _h_el_chared */