1/*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Christos Zoulas of Cornell University. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)chared.h 8.1 (Berkeley) 6/4/93 33 * $NetBSD: chared.h,v 1.18 2009/02/15 21:55:23 christos Exp $ 34 * $FreeBSD$ 35 */ 36 37/* 38 * el.chared.h: Character editor interface 39 */ 40#ifndef _h_el_chared 41#define _h_el_chared 42 43#include <ctype.h> 44#include <string.h> 45 46#include "histedit.h" 47 48#define EL_MAXMACRO 10 49 50/* 51 * This is an issue of basic "vi" look-and-feel. Defining VI_MOVE works 52 * like real vi: i.e. the transition from command<->insert modes moves 53 * the cursor. 54 * 55 * On the other hand we really don't want to move the cursor, because 56 * all the editing commands don't include the character under the cursor. 57 * Probably the best fix is to make all the editing commands aware of 58 * this fact. 59 */ 60#define VI_MOVE 61 62 63typedef struct c_macro_t { 64 int level; 65 int offset; 66 char **macro; 67} c_macro_t; 68 69/* 70 * Undo information for vi - no undo in emacs (yet) 71 */ 72typedef struct c_undo_t { 73 ssize_t len; /* length of saved line */ 74 int cursor; /* position of saved cursor */ 75 char *buf; /* full saved text */ 76} c_undo_t; 77 78/* redo for vi */ 79typedef struct c_redo_t { 80 char *buf; /* redo insert key sequence */ 81 char *pos; 82 char *lim; 83 el_action_t cmd; /* command to redo */ 84 char ch; /* char that invoked it */ 85 int count; 86 int action; /* from cv_action() */ 87} c_redo_t; 88 89/* 90 * Current action information for vi 91 */ 92typedef struct c_vcmd_t { 93 int action; 94 char *pos; 95} c_vcmd_t; 96 97/* 98 * Kill buffer for emacs 99 */ 100typedef struct c_kill_t { 101 char *buf; 102 char *last; 103 char *mark; 104} c_kill_t; 105 106/* 107 * Note that we use both data structures because the user can bind 108 * commands from both editors! 109 */ 110typedef struct el_chared_t { 111 c_undo_t c_undo; 112 c_kill_t c_kill; 113 c_redo_t c_redo; 114 c_vcmd_t c_vcmd; 115 c_macro_t c_macro; 116} el_chared_t; 117 118 119#define STRQQ "\"\"" 120 121#define isglob(a) (strchr("*[]?", (a)) != NULL) 122#define isword(a) (isprint(a)) 123 124#define NOP 0x00 125#define DELETE 0x01 126#define INSERT 0x02 127#define YANK 0x04 128 129#define CHAR_FWD (+1) 130#define CHAR_BACK (-1) 131 132#define MODE_INSERT 0 133#define MODE_REPLACE 1 134#define MODE_REPLACE_1 2 135 136#include "common.h" 137#include "vi.h" 138#include "emacs.h" 139#include "search.h" 140#include "fcns.h" 141 142 143protected int cv__isword(int); 144protected int cv__isWord(int); 145protected void cv_delfini(EditLine *); 146protected char *cv__endword(char *, char *, int, int (*)(int)); 147protected int ce__isword(int); 148protected void cv_undo(EditLine *); 149protected void cv_yank(EditLine *, const char *, int); 150protected char *cv_next_word(EditLine*, char *, char *, int, int (*)(int)); 151protected char *cv_prev_word(char *, char *, int, int (*)(int)); 152protected char *c__next_word(char *, char *, int, int (*)(int)); 153protected char *c__prev_word(char *, char *, int, int (*)(int)); 154protected void c_insert(EditLine *, int); 155protected void c_delbefore(EditLine *, int); 156protected void c_delbefore1(EditLine *); 157protected void c_delafter(EditLine *, int); 158protected void c_delafter1(EditLine *); 159protected int c_gets(EditLine *, char *, const char *); 160protected int c_hpos(EditLine *); 161 162protected int ch_init(EditLine *); 163protected void ch_reset(EditLine *, int); 164protected int ch_enlargebufs(EditLine *, size_t); 165protected void ch_end(EditLine *); 166 167#endif /* _h_el_chared */ 168