1 /* $NetBSD: el.h,v 1.45 2019/07/23 10:18:52 christos Exp $ */
4 * Copyright (c) 1992, 1993
5 * The Regents of the University of California. All rights reserved.
7 * This code is derived from software contributed to Berkeley by
8 * Christos Zoulas of Cornell University.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * @(#)el.h 8.1 (Berkeley) 6/4/93
38 * el.h: Internal structures.
52 #define EL_BUFSIZ ((size_t)1024) /* Maximum line size */
54 #define HANDLE_SIGNALS 0x01
56 #define EDIT_DISABLED 0x04
57 #define UNBUFFERED 0x08
58 #define NARROW_HISTORY 0x40
61 typedef unsigned char el_action_t; /* Index to command array */
63 typedef struct coord_t { /* Position on the screen */
68 typedef struct el_line_t {
69 wchar_t *buffer; /* Input line */
70 wchar_t *cursor; /* Cursor position */
71 wchar_t *lastchar; /* Last character */
72 const wchar_t *limit; /* Max position */
78 typedef struct el_state_t {
79 int inputmode; /* What mode are we in? */
80 int doingarg; /* Are we getting an argument? */
81 int argument; /* Numeric argument */
82 int metanext; /* Is the next char a meta char */
83 el_action_t lastcmd; /* Previous command */
84 el_action_t thiscmd; /* this command */
85 wchar_t thisch; /* char that generated it */
89 * Until we come up with something better...
91 #define el_malloc(a) malloc(a)
92 #define el_calloc(a,b) calloc(a, b)
93 #define el_realloc(a,b) realloc(a, b)
94 #define el_free(a) free(a)
100 #include "terminal.h"
111 wchar_t *el_prog; /* the program name */
112 FILE *el_infile; /* Stdio stuff */
113 FILE *el_outfile; /* Stdio stuff */
114 FILE *el_errfile; /* Stdio stuff */
115 int el_infd; /* Input file descriptor */
116 int el_outfd; /* Output file descriptor */
117 int el_errfd; /* Error file descriptor */
118 int el_flags; /* Various flags. */
119 coord_t el_cursor; /* Cursor location */
120 wint_t **el_display; /* Real screen image = what is there */
121 wint_t **el_vdisplay; /* Virtual screen image = what we see */
122 void *el_data; /* Client data */
123 el_line_t el_line; /* The current line information */
124 el_state_t el_state; /* Current editor state */
125 el_terminal_t el_terminal; /* Terminal dependent stuff */
126 el_tty_t el_tty; /* Tty dependent stuff */
127 el_refresh_t el_refresh; /* Refresh stuff */
128 el_prompt_t el_prompt; /* Prompt stuff */
129 el_prompt_t el_rprompt; /* Prompt stuff */
130 el_literal_t el_literal; /* prompt literal bits */
131 el_chared_t el_chared; /* Characted editor stuff */
132 el_map_t el_map; /* Key mapping stuff */
133 el_keymacro_t el_keymacro; /* Key binding stuff */
134 el_history_t el_history; /* History stuff */
135 el_search_t el_search; /* Search stuff */
136 el_signal_t el_signal; /* Signal handling stuff */
137 struct el_read_t *el_read; /* Character reading stuff */
138 ct_buffer_t el_visual; /* Buffer for displayable str */
139 ct_buffer_t el_scratch; /* Scratch conversion buffer */
140 ct_buffer_t el_lgcyconv; /* Buffer for legacy wrappers */
141 LineInfo el_lgcylinfo; /* Legacy LineInfo buffer */
144 libedit_private int el_editmode(EditLine *, int, const wchar_t **);
145 libedit_private EditLine *el_init_internal(const char *, FILE *, FILE *,
146 FILE *, int, int, int, int);
149 #define EL_ABORT(a) do { \
150 fprintf(el->el_errfile, "%s, %d: ", \
151 __FILE__, __LINE__); \
154 } while( /*CONSTCOND*/0);
156 #define EL_ABORT(a) abort()