MySQL 5.1: mysql/src/5.1-dbg/cmd-line-utils/libedit/chared.h Source File
mysql/src/5.1-dbg/cmd-line-utils/libedit/chared.h

00001 /*      $NetBSD: chared.h,v 1.14 2004/08/13 12:10:39 mycroft Exp $      */
00002 
00003 /*-
00004  * Copyright (c) 1992, 1993
00005  *      The Regents of the University of California.  All rights reserved.
00006  *
00007  * This code is derived from software contributed to Berkeley by
00008  * Christos Zoulas of Cornell University.
00009  *
00010  * Redistribution and use in source and binary forms, with or without
00011  * modification, are permitted provided that the following conditions
00012  * are met:
00013  * 1. Redistributions of source code must retain the above copyright
00014  *    notice, this list of conditions and the following disclaimer.
00015  * 2. Redistributions in binary form must reproduce the above copyright
00016  *    notice, this list of conditions and the following disclaimer in the
00017  *    documentation and/or other materials provided with the distribution.
00018  * 3. Neither the name of the University nor the names of its contributors
00019  *    may be used to endorse or promote products derived from this software
00020  *    without specific prior written permission.
00021  *
00022  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
00023  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00024  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00025  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
00026  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00027  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00028  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00029  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00030  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00031  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00032  * SUCH DAMAGE.
00033  *
00034  *      @(#)chared.h    8.1 (Berkeley) 6/4/93
00035  */
00036 
00037 /*
00038  * el.chared.h: Character editor interface
00039  */
00040 #ifndef _h_el_chared
00041 #define _h_el_chared
00042 
00043 #include <ctype.h>
00044 #include <string.h>
00045 
00046 #include "histedit.h"
00047 
00048 #define EL_MAXMACRO     10
00049 
00050 /*
00051  * This is a issue of basic "vi" look-and-feel. Defining VI_MOVE works
00052  * like real vi: i.e. the transition from command<->insert modes moves
00053  * the cursor.
00054  *
00055  * On the other hand we really don't want to move the cursor, because
00056  * all the editing commands don't include the character under the cursor.
00057  * Probably the best fix is to make all the editing commands aware of
00058  * this fact.
00059  */
00060 #define VI_MOVE
00061 
00062 
00063 typedef struct c_macro_t {
00064         int       level;
00065         int       offset;
00066         char    **macro;
00067 } c_macro_t;
00068 
00069 /*
00070  * Undo information for vi - no undo in emacs (yet)
00071  */
00072 typedef struct c_undo_t {
00073         int      len;                   /* length of saved line */
00074         int      cursor;                /* position of saved cursor */
00075         char    *buf;                   /* full saved text */
00076 } c_undo_t;
00077 
00078 /* redo for vi */
00079 typedef struct c_redo_t {
00080         char    *buf;                   /* redo insert key sequence */
00081         char    *pos;
00082         char    *lim;
00083         el_action_t     cmd;            /* command to redo */
00084         char    ch;                     /* char that invoked it */
00085         int     count;
00086         int     action;                 /* from cv_action() */
00087 } c_redo_t;
00088 
00089 /*
00090  * Current action information for vi
00091  */
00092 typedef struct c_vcmd_t {
00093         int      action;
00094         char    *pos;
00095 } c_vcmd_t;
00096 
00097 /*
00098  * Kill buffer for emacs
00099  */
00100 typedef struct c_kill_t {
00101         char    *buf;
00102         char    *last;
00103         char    *mark;
00104 } c_kill_t;
00105 
00106 /*
00107  * Note that we use both data structures because the user can bind
00108  * commands from both editors!
00109  */
00110 typedef struct el_chared_t {
00111         c_undo_t        c_undo;
00112         c_kill_t        c_kill;
00113         c_redo_t        c_redo;
00114         c_vcmd_t        c_vcmd;
00115         c_macro_t       c_macro;
00116 } el_chared_t;
00117 
00118 
00119 #define STReof          "^D\b\b"
00120 #define STRQQ           "\"\""
00121 
00122 #define isglob(a)       (strchr("*[]?", (a)) != NULL)
00123 #define isword(a)       (isprint(a))
00124 
00125 #define NOP             0x00
00126 #define DELETE          0x01
00127 #define INSERT          0x02
00128 #define YANK            0x04
00129 
00130 #define CHAR_FWD        (+1)
00131 #define CHAR_BACK       (-1)
00132 
00133 #define MODE_INSERT     0
00134 #define MODE_REPLACE    1
00135 #define MODE_REPLACE_1  2
00136 
00137 #include "common.h"
00138 #include "vi.h"
00139 #include "emacs.h"
00140 #include "search.h"
00141 #include "fcns.h"
00142 
00143 
00144 protected int    cv__isword(int);
00145 protected int    cv__isWord(int);
00146 protected void   cv_delfini(EditLine *);
00147 protected char  *cv__endword(char *, char *, int, int (*)(int));
00148 protected int    ce__isword(int);
00149 protected void   cv_undo(EditLine *);
00150 protected void   cv_yank(EditLine *, const char *, int);
00151 protected char  *cv_next_word(EditLine*, char *, char *, int, int (*)(int));
00152 protected char  *cv_prev_word(char *, char *, int, int (*)(int));
00153 protected char  *c__next_word(char *, char *, int, int (*)(int));
00154 protected char  *c__prev_word(char *, char *, int, int (*)(int));
00155 protected void   c_insert(EditLine *, int);
00156 protected void   c_delbefore(EditLine *, int);
00157 protected void   c_delbefore1(EditLine *);
00158 protected void   c_delafter(EditLine *, int);
00159 protected void   c_delafter1(EditLine *);
00160 protected int    c_gets(EditLine *, char *, const char *);
00161 protected int    c_hpos(EditLine *);
00162 
00163 protected int    ch_init(EditLine *);
00164 protected void   ch_reset(EditLine *);
00165 protected int    ch_enlargebufs(EditLine *, size_t);
00166 protected void   ch_end(EditLine *);
00167 
00168 #endif /* _h_el_chared */
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