51ffecc181
. abandons mixer, gomoku, talk, talkd, top from base system . compile top with clang so no ack-compiled program needs -lcurses any more
117 lines
4.3 KiB
C
117 lines
4.3 KiB
C
/* $NetBSD: keymap.h,v 1.3 2010/02/03 15:34:40 roy Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2005 The NetBSD Foundation Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from code donated to the NetBSD Foundation
|
|
* by Ruibiao Qiu <ruibiao@arl.wustl.edu,ruibiao@gmail.com>.
|
|
*
|
|
*
|
|
* 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 NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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.
|
|
*/
|
|
|
|
#ifndef _KEYMAP_H_
|
|
#define _KEYMAP_H_
|
|
|
|
#include <sys/cdefs.h>
|
|
#ifndef lint
|
|
__RCSID("$NetBSD: keymap.h,v 1.3 2010/02/03 15:34:40 roy Exp $");
|
|
#endif /* not lint */
|
|
|
|
/* keymap related stuff */
|
|
/*
|
|
* moved here by Ruibiao Qiu
|
|
* because it is needed by both getch() and get_wch()
|
|
*
|
|
* Keyboard input handler. Do this by snarfing
|
|
* all the info we can out of the termcap entry for TERM and putting it
|
|
* into a set of keymaps. A keymap is an array the size of all the possible
|
|
* single characters we can get, the contents of the array is a structure
|
|
* that contains the type of entry this character is (i.e. part/end of a
|
|
* multi-char sequence or a plain char) and either a pointer which will point
|
|
* to another keymap (in the case of a multi-char sequence) OR the data value
|
|
* that this key should return.
|
|
*
|
|
*/
|
|
|
|
/* private data structures for holding the key definitions */
|
|
typedef struct key_entry key_entry_t;
|
|
|
|
struct key_entry {
|
|
short type; /* type of key this is */
|
|
bool enable; /* true if the key is active */
|
|
union {
|
|
keymap_t *next; /* next keymap is key is multi-key sequence */
|
|
wchar_t symbol; /* key symbol if key is a leaf entry */
|
|
} value;
|
|
};
|
|
/* Types of key structures we can have */
|
|
#define KEYMAP_MULTI 1 /* part of a multi char sequence */
|
|
#define KEYMAP_LEAF 2 /* key has a symbol associated with it, either
|
|
* it is the end of a multi-char sequence or a
|
|
* single char key that generates a symbol */
|
|
|
|
/* allocate this many key_entry structs at once to speed start up must
|
|
* be a power of 2.
|
|
*/
|
|
#define KEYMAP_ALLOC_CHUNK 4
|
|
|
|
/* The max number of different chars we can receive */
|
|
#define MAX_CHAR 256
|
|
|
|
/*
|
|
* Unused mapping flag.
|
|
*/
|
|
#define MAPPING_UNUSED (0 - MAX_CHAR) /* never been used */
|
|
|
|
struct keymap {
|
|
int count; /* count of number of key structs allocated */
|
|
short mapping[MAX_CHAR]; /* mapping of key to allocated structs */
|
|
key_entry_t **key; /* dynamic array of keys */
|
|
};
|
|
|
|
#define INC_POINTER(ptr) do { \
|
|
(ptr)++; \
|
|
(ptr) %= INBUF_SZ; \
|
|
} while(/*CONSTCOND*/0)
|
|
|
|
#define INKEY_NORM 0 /* no key backlog to process */
|
|
#define INKEY_ASSEMBLING 1 /* assembling a multi-key sequence */
|
|
#define INKEY_BACKOUT 2 /* recovering from an unrecognised key */
|
|
#define INKEY_TIMEOUT 3 /* multi-key sequence timeout */
|
|
#ifdef HAVE_WCHAR
|
|
#define INKEY_WCASSEMBLING 4 /* assembling a wide char sequence */
|
|
#endif /* HAVE_WCHAR */
|
|
|
|
/* The termcap data we are interested in and the symbols they map to */
|
|
struct tcdata {
|
|
int code; /* code of the terminfo entry */
|
|
wchar_t symbol; /* the symbol associated with it */
|
|
};
|
|
|
|
#endif /* _KEYMAP_H_ */
|