1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
/* $NetBSD: el.h,v 1.41 2016/05/24 15:00:45 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.
*
* @(#)el.h 8.1 (Berkeley) 6/4/93
*/
/*
* el.h: Internal structures.
*/
#ifndef _h_el
#define _h_el
/*
* Local defaults
*/
#define KSHVI
#define VIDEFAULT
#define ANCHOR
#include "histedit.h"
#include "chartype.h"
#define EL_BUFSIZ ((size_t)1024) /* Maximum line size */
#define HANDLE_SIGNALS 0x01
#define NO_TTY 0x02
#define EDIT_DISABLED 0x04
#define UNBUFFERED 0x08
#define CHARSET_IS_UTF8 0x10
#define NARROW_HISTORY 0x40
typedef unsigned char el_action_t; /* Index to command array */
typedef struct coord_t { /* Position on the screen */
int h;
int v;
} coord_t;
typedef struct el_line_t {
wchar_t *buffer; /* Input line */
wchar_t *cursor; /* Cursor position */
wchar_t *lastchar; /* Last character */
const wchar_t *limit; /* Max position */
} el_line_t;
/*
* Editor state
*/
typedef struct el_state_t {
int inputmode; /* What mode are we in? */
int doingarg; /* Are we getting an argument? */
int argument; /* Numeric argument */
int metanext; /* Is the next char a meta char */
el_action_t lastcmd; /* Previous command */
el_action_t thiscmd; /* this command */
wchar_t thisch; /* char that generated it */
} el_state_t;
/*
* Until we come up with something better...
*/
#define el_malloc(a) malloc(a)
#define el_realloc(a,b) realloc(a, b)
#define el_free(a) free(a)
#include "tty.h"
#include "prompt.h"
#include "keymacro.h"
#include "terminal.h"
#include "refresh.h"
#include "chared.h"
#include "search.h"
#include "hist.h"
#include "map.h"
#include "sig.h"
struct el_read_t;
struct editline {
wchar_t *el_prog; /* the program name */
FILE *el_infile; /* Stdio stuff */
FILE *el_outfile; /* Stdio stuff */
FILE *el_errfile; /* Stdio stuff */
int el_infd; /* Input file descriptor */
int el_outfd; /* Output file descriptor */
int el_errfd; /* Error file descriptor */
int el_flags; /* Various flags. */
coord_t el_cursor; /* Cursor location */
wchar_t **el_display; /* Real screen image = what is there */
wchar_t **el_vdisplay; /* Virtual screen image = what we see */
void *el_data; /* Client data */
el_line_t el_line; /* The current line information */
el_state_t el_state; /* Current editor state */
el_terminal_t el_terminal; /* Terminal dependent stuff */
el_tty_t el_tty; /* Tty dependent stuff */
el_refresh_t el_refresh; /* Refresh stuff */
el_prompt_t el_prompt; /* Prompt stuff */
el_prompt_t el_rprompt; /* Prompt stuff */
el_chared_t el_chared; /* Characted editor stuff */
el_map_t el_map; /* Key mapping stuff */
el_keymacro_t el_keymacro; /* Key binding stuff */
el_history_t el_history; /* History stuff */
el_search_t el_search; /* Search stuff */
el_signal_t el_signal; /* Signal handling stuff */
struct el_read_t *el_read; /* Character reading stuff */
ct_buffer_t el_visual; /* Buffer for displayable str */
ct_buffer_t el_scratch; /* Scratch conversion buffer */
ct_buffer_t el_lgcyconv; /* Buffer for legacy wrappers */
LineInfo el_lgcylinfo; /* Legacy LineInfo buffer */
};
libedit_private int el_editmode(EditLine *, int, const wchar_t **);
#ifdef DEBUG
#define EL_ABORT(a) do { \
fprintf(el->el_errfile, "%s, %d: ", \
__FILE__, __LINE__); \
fprintf a; \
abort(); \
} while( /*CONSTCOND*/0);
#else
#define EL_ABORT(a) abort()
#endif
#endif /* _h_el */
|
