1/*	$NetBSD: cl.h,v 1.3 2015/11/25 20:25:20 christos Exp $ */
2/*-
3 * Copyright (c) 1993, 1994
4 *	The Regents of the University of California.  All rights reserved.
5 * Copyright (c) 1993, 1994, 1995, 1996
6 *	Keith Bostic.  All rights reserved.
7 *
8 * See the LICENSE file for redistribution information.
9 *
10 *	Id: cl.h,v 10.32 2001/08/28 11:33:40 skimo Exp  (Berkeley) Date: 2001/08/28 11:33:40
11 */
12
13/* Avoid clash on OSF1 */
14#undef DB
15
16#ifdef USE_SLANG_CURSES
17#include <slcurses.h>
18#else
19#ifdef HAVE_NCURSESW_NCURSES_H /* { */
20#include <ncursesw/ncurses.h>
21#else /* } { */
22#ifdef HAVE_NCURSES_H /* { */
23#include <ncurses.h>
24#else /* } { */
25#include <curses.h>
26#include <term.h>
27#include <termcap.h>
28#endif /* } */
29#endif
30#endif
31
32typedef struct _cl_private {
33	char	 ibuf[256];	/* Input keys. */
34
35	size_t	 skip;		/* Remaining keys. */
36
37	CONVWIN cw;		/* Conversion buffer. */
38
39	int	 eof_count;	/* EOF count. */
40
41	struct termios orig;	/* Original terminal values. */
42	struct termios ex_enter;/* Terminal values to enter ex. */
43	struct termios vi_enter;/* Terminal values to enter vi. */
44
45	SCREEN	*screen;	/* Curses screen. */
46
47	char	*el;		/* Clear to EOL terminal string. */
48	char	*cup;		/* Cursor movement terminal string. */
49	char	*cuu1;		/* Cursor up terminal string. */
50	char	*rmso, *smso;	/* Inverse video terminal strings. */
51	char	*smcup, *rmcup;	/* Terminal start/stop strings. */
52
53	char	*oname;		/* Original screen window name. */
54
55	SCR	*focus;		/* Screen that has the "focus". */
56
57	int	 killersig;	/* Killer signal. */
58#define	INDX_HUP	0
59#define	INDX_INT	1
60#define	INDX_TERM	2
61#define	INDX_WINCH	3
62#define	INDX_MAX	4	/* Original signal information. */
63	struct sigaction oact[INDX_MAX];
64
65	enum {			/* Tty group write mode. */
66	    TGW_UNKNOWN=0, TGW_SET, TGW_UNSET } tgw;
67
68	enum {			/* Terminal initialization strings. */
69	    TE_SENT=0, TI_SENT } ti_te;
70
71#define	CL_IN_EX	0x0001	/* Currently running ex. */
72#define	CL_LAYOUT	0x0002	/* Screen layout changed. */
73#define	CL_RENAME	0x0004	/* X11 xterm icon/window renamed. */
74#define	CL_RENAME_OK	0x0008	/* User wants the windows renamed. */
75#define	CL_SCR_EX_INIT	0x0010	/* Ex screen initialized. */
76#define	CL_SCR_VI_INIT	0x0020	/* Vi screen initialized. */
77#define	CL_SIGHUP	0x0040	/* SIGHUP arrived. */
78#define	CL_SIGINT	0x0080	/* SIGINT arrived. */
79#define	CL_SIGTERM	0x0100	/* SIGTERM arrived. */
80#define	CL_SIGWINCH	0x0200	/* SIGWINCH arrived. */
81#define	CL_STDIN_TTY	0x0400	/* Talking to a terminal. */
82#define	CL_SETUPTERM	0x0800	/* Terminal initialized. */
83#define	CL_CHANGE_TERM	0x1000	/* Terminal changed. */
84	u_int32_t flags;
85} CL_PRIVATE;
86
87#define	CLP(sp)		((CL_PRIVATE *)((sp)->gp->cl_private))
88#define	GCLP(gp)	((CL_PRIVATE *)gp->cl_private)
89#define	CLSP(sp)	((WINDOW *)((sp)->cl_private))
90
91/* Return possibilities from the keyboard read routine. */
92typedef enum { INP_OK=0, INP_EOF, INP_ERR, INP_INTR, INP_TIMEOUT } input_t;
93
94/* The screen position relative to a specific window. */
95/*
96#define	RCNO(sp, cno)	(sp)->coff + (cno)
97#define	RLNO(sp, lno)	(sp)->roff + (lno)
98*/
99#define	RCNO(sp, cno)	(cno)
100#define	RLNO(sp, lno)	(lno)
101
102/*
103 * XXX
104 * Some implementations of curses.h don't define these for us.  Used for
105 * compatibility only.
106 */
107#ifndef TRUE
108#define	TRUE	1
109#endif
110#ifndef FALSE
111#define	FALSE	0
112#endif
113
114#include "cl_extern.h"
115
116#ifdef USE_PERL_SETENV
117#include "perl_api_extern.h"
118#define cl_setenv(sp,name,val)	perl_setenv(sp,name,val)
119#define cl_unsetenv(sp,name)	perl_setenv(sp,name,NULL)
120#else
121#define cl_setenv(sp,name,val)	setenv(name,val,1)
122#define cl_unsetenv(sp,name)	unsetenv(name)
123#endif
124