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. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)chared.h 8.1 (Berkeley) 6/4/93 37 */ 38 39 /* 40 * el.chared.h: Character editor interface 41 */ 42 #ifndef _h_el_chared 43 #define _h_el_chared 44 45 #include <ctype.h> 46 #include <string.h> 47 48 #include "histedit.h" 49 50 #define EL_MAXMACRO 10 51 52 /* 53 * This is a issue of basic "vi" look-and-feel. Defining VI_MOVE works 54 * like real vi: i.e. the transition from command<->insert modes moves 55 * the cursor. 56 * 57 * On the other hand we really don't want to move the cursor, because 58 * all the editing commands don't include the character under the cursor. 59 * Probably the best fix is to make all the editing commands aware of 60 * this fact. 61 */ 62 #define VI_MOVE 63 64 65 typedef struct c_macro_t { 66 int level; 67 char **macro; 68 char *nline; 69 } c_macro_t; 70 71 /* 72 * Undo information for both vi and emacs 73 */ 74 typedef struct c_undo_t { 75 int action; 76 int isize; 77 int dsize; 78 char *ptr; 79 char *buf; 80 } c_undo_t; 81 82 /* 83 * Current action information for vi 84 */ 85 typedef struct c_vcmd_t { 86 int action; 87 char *pos; 88 char *ins; 89 } c_vcmd_t; 90 91 /* 92 * Kill buffer for emacs 93 */ 94 typedef struct c_kill_t { 95 char *buf; 96 char *last; 97 char *mark; 98 } c_kill_t; 99 100 /* 101 * Note that we use both data structures because the user can bind 102 * commands from both editors! 103 */ 104 typedef struct el_chared_t { 105 c_undo_t c_undo; 106 c_kill_t c_kill; 107 c_vcmd_t c_vcmd; 108 c_macro_t c_macro; 109 } el_chared_t; 110 111 112 #define STReof "^D\b\b" 113 #define STRQQ "\"\"" 114 115 #define isglob(a) (strchr("*[]?", (a)) != NULL) 116 #define isword(a) (isprint(a)) 117 118 #define NOP 0x00 119 #define DELETE 0x01 120 #define INSERT 0x02 121 #define CHANGE 0x04 122 123 #define CHAR_FWD 0 124 #define CHAR_BACK 1 125 126 #define MODE_INSERT 0 127 #define MODE_REPLACE 1 128 #define MODE_REPLACE_1 2 129 130 #include "common.h" 131 #include "vi.h" 132 #include "emacs.h" 133 #include "search.h" 134 #include "fcns.h" 135 136 137 protected int cv__isword __P((int)); 138 protected void cv_delfini __P((EditLine *)); 139 protected char *cv__endword __P((char *, char *, int)); 140 protected int ce__isword __P((int)); 141 protected void cv_undo __P((EditLine *, int, int, char *)); 142 protected char *cv_next_word __P((EditLine*, char *, char *, int, 143 int (*)(int))); 144 protected char *cv_prev_word __P((EditLine*, char *, char *, int, 145 int (*)(int))); 146 protected char *c__next_word __P((char *, char *, int, int (*)(int))); 147 protected char *c__prev_word __P((char *, char *, int, int (*)(int))); 148 protected void c_insert __P((EditLine *, int)); 149 protected void c_delbefore __P((EditLine *, int)); 150 protected void c_delafter __P((EditLine *, int)); 151 protected int c_gets __P((EditLine *, char *)); 152 protected int c_hpos __P((EditLine *)); 153 154 protected int ch_init __P((EditLine *)); 155 protected void ch_reset __P((EditLine *)); 156 protected void ch_end __P((EditLine *)); 157 158 #endif /* _h_el_chared */ 159