cl.h revision 1.2 
1/*	$NetBSD: cl.h,v 1.2 2013/11/22 15:52:05 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	char	*el;		/* Clear to EOL terminal string. */
46	char	*cup;		/* Cursor movement terminal string. */
47	char	*cuu1;		/* Cursor up terminal string. */
48	char	*rmso, *smso;	/* Inverse video terminal strings. */
49	char	*smcup, *rmcup;	/* Terminal start/stop strings. */
50
51	char	*oname;		/* Original screen window name. */
52
53	SCR	*focus;		/* Screen that has the "focus". */
54
55	int	 killersig;	/* Killer signal. */
56#define	INDX_HUP	0
57#define	INDX_INT	1
58#define	INDX_TERM	2
59#define	INDX_WINCH	3
60#define	INDX_MAX	4	/* Original signal information. */
61	struct sigaction oact[INDX_MAX];
62
63	enum {			/* Tty group write mode. */
64	    TGW_UNKNOWN=0, TGW_SET, TGW_UNSET } tgw;
65
66	enum {			/* Terminal initialization strings. */
67	    TE_SENT=0, TI_SENT } ti_te;
68
69#define	CL_IN_EX	0x0001	/* Currently running ex. */
70#define	CL_LAYOUT	0x0002	/* Screen layout changed. */
71#define	CL_RENAME	0x0004	/* X11 xterm icon/window renamed. */
72#define	CL_RENAME_OK	0x0008	/* User wants the windows renamed. */
73#define	CL_SCR_EX_INIT	0x0010	/* Ex screen initialized. */
74#define	CL_SCR_VI_INIT	0x0020	/* Vi screen initialized. */
75#define	CL_SIGHUP	0x0040	/* SIGHUP arrived. */
76#define	CL_SIGINT	0x0080	/* SIGINT arrived. */
77#define	CL_SIGTERM	0x0100	/* SIGTERM arrived. */
78#define	CL_SIGWINCH	0x0200	/* SIGWINCH arrived. */
79#define	CL_STDIN_TTY	0x0400	/* Talking to a terminal. */
80	u_int32_t flags;
81} CL_PRIVATE;
82
83#define	CLP(sp)		((CL_PRIVATE *)((sp)->gp->cl_private))
84#define	GCLP(gp)	((CL_PRIVATE *)gp->cl_private)
85#define	CLSP(sp)	((WINDOW *)((sp)->cl_private))
86
87/* Return possibilities from the keyboard read routine. */
88typedef enum { INP_OK=0, INP_EOF, INP_ERR, INP_INTR, INP_TIMEOUT } input_t;
89
90/* The screen position relative to a specific window. */
91/*
92#define	RCNO(sp, cno)	(sp)->coff + (cno)
93#define	RLNO(sp, lno)	(sp)->roff + (lno)
94*/
95#define	RCNO(sp, cno)	(cno)
96#define	RLNO(sp, lno)	(lno)
97
98/*
99 * XXX
100 * Some implementations of curses.h don't define these for us.  Used for
101 * compatibility only.
102 */
103#ifndef TRUE
104#define	TRUE	1
105#endif
106#ifndef FALSE
107#define	FALSE	0
108#endif
109
110#include "cl_extern.h"
111
112#ifdef USE_PERL_SETENV
113#include "perl_api_extern.h"
114#define cl_setenv(sp,name,val)	perl_setenv(sp,name,val)
115#define cl_unsetenv(sp,name)	perl_setenv(sp,name,NULL)
116#else
117#define cl_setenv(sp,name,val)	setenv(name,val,1)
118#define cl_unsetenv(sp,name)	unsetenv(name)
119#endif
120