contrib/nvi/cl/cl.h

   1 /*-
   2  * Copyright (c) 1993, 1994
   3  *      The Regents of the University of California.  All rights reserved.
   4  * Copyright (c) 1993, 1994, 1995, 1996
   5  *      Keith Bostic.  All rights reserved.
   6  *
   7  * See the LICENSE file for redistribution information.
   8  *
   9  *      @(#)cl.h        10.19 (Berkeley) 9/24/96
  10  */
  11
  12 typedef struct _cl_private {
  13         CHAR_T   ibuf[256];     /* Input keys. */
  14
  15         int      eof_count;     /* EOF count. */
  16
  17         struct termios orig;    /* Original terminal values. */
  18         struct termios ex_enter;/* Terminal values to enter ex. */
  19         struct termios vi_enter;/* Terminal values to enter vi. */
  20
  21         char    *el;            /* Clear to EOL terminal string. */
  22         char    *cup;           /* Cursor movement terminal string. */
  23         char    *cuu1;          /* Cursor up terminal string. */
  24         char    *rmso, *smso;   /* Inverse video terminal strings. */
  25         char    *smcup, *rmcup; /* Terminal start/stop strings. */
  26
  27         int      killersig;     /* Killer signal. */
  28 #define INDX_HUP        0
  29 #define INDX_INT        1
  30 #define INDX_TERM       2
  31 #define INDX_WINCH      3
  32 #define INDX_MAX        4       /* Original signal information. */
  33         struct sigaction oact[INDX_MAX];
  34
  35         enum {                  /* Tty group write mode. */
  36             TGW_UNKNOWN=0, TGW_SET, TGW_UNSET } tgw;
  37
  38         enum {                  /* Terminal initialization strings. */
  39             TE_SENT=0, TI_SENT } ti_te;
  40
  41 #define CL_IN_EX        0x0001  /* Currently running ex. */
  42 #define CL_RENAME       0x0002  /* X11 xterm icon/window renamed. */
  43 #define CL_RENAME_OK    0x0004  /* User wants the windows renamed. */
  44 #define CL_SCR_EX_INIT  0x0008  /* Ex screen initialized. */
  45 #define CL_SCR_VI_INIT  0x0010  /* Vi screen initialized. */
  46 #define CL_SIGHUP       0x0020  /* SIGHUP arrived. */
  47 #define CL_SIGINT       0x0040  /* SIGINT arrived. */
  48 #define CL_SIGTERM      0x0080  /* SIGTERM arrived. */
  49 #define CL_SIGWINCH     0x0100  /* SIGWINCH arrived. */
  50 #define CL_STDIN_TTY    0x0200  /* Talking to a terminal. */
  51         u_int32_t flags;
  52 } CL_PRIVATE;
  53
  54 #define CLP(sp)         ((CL_PRIVATE *)((sp)->gp->cl_private))
  55 #define GCLP(gp)        ((CL_PRIVATE *)gp->cl_private)
  56
  57 /* Return possibilities from the keyboard read routine. */
  58 typedef enum { INP_OK=0, INP_EOF, INP_ERR, INP_INTR, INP_TIMEOUT } input_t;
  59
  60 /* The screen line relative to a specific window. */
  61 #define RLNO(sp, lno)   (sp)->woff + (lno)
  62
  63 /* X11 xterm escape sequence to rename the icon/window. */
  64 #define XTERM_RENAME    "\033]0;%s\007"
  65
  66 /*
  67  * XXX
  68  * Some implementations of curses.h don't define these for us.  Used for
  69  * compatibility only.
  70  */
  71 #ifndef TRUE
  72 #define TRUE    1
  73 #endif
  74 #ifndef FALSE
  75 #define FALSE   0
  76 #endif
  77
  78 #include "cl_extern.h"