freebsd-dev/lib/libedit/chared.h
Baptiste Daroussin c1a66a97f9 Synchronize libedit with NetBSD and activate UTF-8 support [1]
Differences with NetBSD
Reapply our local patches on top of it
Fix Unicode environement detection
Fix reading a line in unicode environment.
It allows /bin/sh to works in UTF-8 envs

Differential Revision:	https://reviews.freebsd.org/D1455
Reviewed by:	jilles, pfg
Obtained from:	NetBSD [1]
MFC after:	1 month
Relnotes:	yes
2015-01-09 07:40:56 +00:00

177 lines
5.1 KiB
C

/* $NetBSD: chared.h,v 1.22 2014/06/18 18:12:28 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. 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
* $FreeBSD$
*/
/*
* 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 an 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;
int offset;
Char **macro;
} c_macro_t;
/*
* Undo information for vi - no undo in emacs (yet)
*/
typedef struct c_undo_t {
ssize_t len; /* length of saved line */
int cursor; /* position of saved cursor */
Char *buf; /* full saved text */
} c_undo_t;
/* redo for vi */
typedef struct c_redo_t {
Char *buf; /* redo insert key sequence */
Char *pos;
Char *lim;
el_action_t cmd; /* command to redo */
Char ch; /* char that invoked it */
int count;
int action; /* from cv_action() */
} c_redo_t;
/*
* Current action information for vi
*/
typedef struct c_vcmd_t {
int action;
Char *pos;
} c_vcmd_t;
/*
* Kill buffer for emacs
*/
typedef struct c_kill_t {
Char *buf;
Char *last;
Char *mark;
} c_kill_t;
typedef void (*el_zfunc_t)(EditLine *, void *);
typedef const char *(*el_afunc_t)(void *, const char *);
/*
* 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_redo_t c_redo;
c_vcmd_t c_vcmd;
c_macro_t c_macro;
el_zfunc_t c_resizefun;
el_afunc_t c_aliasfun;
void * c_resizearg;
void * c_aliasarg;
} el_chared_t;
#define STRQQ "\"\""
#define isglob(a) (strchr("*[]?", (a)) != NULL)
#define NOP 0x00
#define DELETE 0x01
#define INSERT 0x02
#define YANK 0x04
#define CHAR_FWD (+1)
#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(Int);
protected int cv__isWord(Int);
protected void cv_delfini(EditLine *);
protected Char *cv__endword(Char *, Char *, int, int (*)(Int));
protected int ce__isword(Int);
protected void cv_undo(EditLine *);
protected void cv_yank(EditLine *, const Char *, int);
protected Char *cv_next_word(EditLine*, Char *, Char *, int, int (*)(Int));
protected Char *cv_prev_word(Char *, Char *, int, int (*)(Int));
protected Char *c__next_word(Char *, Char *, int, int (*)(Int));
protected Char *c__prev_word(Char *, Char *, int, int (*)(Int));
protected void c_insert(EditLine *, int);
protected void c_delbefore(EditLine *, int);
protected void c_delbefore1(EditLine *);
protected void c_delafter(EditLine *, int);
protected void c_delafter1(EditLine *);
protected int c_gets(EditLine *, Char *, const Char *);
protected int c_hpos(EditLine *);
protected int ch_init(EditLine *);
protected void ch_reset(EditLine *, int);
protected int ch_resizefun(EditLine *, el_zfunc_t, void *);
protected int ch_aliasfun(EditLine *, el_afunc_t, void *);
protected int ch_enlargebufs(EditLine *, size_t);
protected void ch_end(EditLine *);
#endif /* _h_el_chared */