common/gs.h

   1 /*-
   2  * Copyright (c) 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * %sccs.include.redist.c%
   6  *
   7  *      $Id: gs.h,v 8.24 1993/11/29 20:02:01 bostic Exp $ (Berkeley) $Date: 1993/11/29 20:02:01 $
   8  */
   9
  10 struct _gs {
  11         CIRCLEQ_HEAD(_dqh, _scr) dq;    /* Displayed screens. */
  12         CIRCLEQ_HEAD(_hqh, _scr) hq;    /* Hidden screens. */
  13
  14         mode_t   origmode;              /* Original terminal mode. */
  15         struct termios
  16                  original_termios;      /* Original terminal values. */
  17         struct termios
  18                  s5_curses_botch;       /* System V curses workaround. */
  19
  20         MSGH     msgq;                  /* User message list. */
  21
  22         char    *tmp_bp;                /* Temporary buffer. */
  23         size_t   tmp_blen;              /* Size of temporary buffer. */
  24
  25 #ifdef DEBUG
  26         FILE    *tracefp;               /* Trace file pointer. */
  27 #endif
  28
  29 /* INFORMATION SHARED BY ALL SCREENS. */
  30         IBUF    *tty;                   /* Key input buffer. */
  31
  32         LIST_HEAD(_cuth, _cb) cutq;     /* Linked list of cut buffers. */
  33
  34 #define MAX_BIT_SEQ     128             /* Max + 1 fast check character. */
  35         LIST_HEAD(_seqh, _seq) seqq;    /* Linked list of maps, abbrevs. */
  36         bitstr_t bit_decl(seqb, MAX_BIT_SEQ);
  37
  38 #define term_key_val(sp, ch)                                            \
  39         ((ch) <= MAX_FAST_KEY ? sp->gp->special_key[ch] :               \
  40             (ch) > sp->gp->max_special ? 0 : __term_key_val(sp, ch))
  41 #define MAX_FAST_KEY    255             /* Max + 1 fast check character.*/
  42         CHAR_T   max_special;           /* Max special character. */
  43         u_char  *special_key;           /* Fast lookup table. */
  44         CHNAME  const *cname;           /* Display names of ASCII characters. */
  45
  46 #define G_BELLSCHED     0x00001         /* Bell scheduled. */
  47 #define G_CURSES_INIT   0x00002         /* Curses: initialized. */
  48 #define G_CURSES_S5CB   0x00004         /* Curses: s5_curses_botch set. */
  49 #define G_ISFROMTTY     0x00008         /* Reading from a tty. */
  50 #define G_RECOVER_SET   0x00010         /* Recover system initialized. */
  51 #define G_SETMODE       0x00020         /* Tty mode changed. */
  52 #define G_SIGALRM       0x00040         /* SIGALRM arrived. */
  53 #define G_SIGHUP        0x00080         /* SIGHUP arrived. */
  54 #define G_SIGTERM       0x00100         /* SIGTERM arrived. */
  55 #define G_SIGWINCH      0x00200         /* SIGWINCH arrived. */
  56 #define G_SLEEPING      0x00400         /* Asleep (die on signal). */
  57 #define G_SNAPSHOT      0x00800         /* Always snapshot files. */
  58 #define G_TMP_INUSE     0x01000         /* Temporary buffer in use. */
  59         u_int    flags;
  60 };
  61
  62 extern GS *__global_list;               /* List of screens. */