usr.bin/window/xx.h

   1 /*      $NetBSD: xx.h,v 1.6 2002/06/14 01:07:03 wiz Exp $       */
   2
   3 /*
   4  * Copyright (c) 1989, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * Edward Wang at The University of California, Berkeley.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  * 3. Neither the name of the University nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  *
  34  *      @(#)xx.h        8.1 (Berkeley) 6/6/93
  35  */
  36
  37 #ifndef EXTERN
  38 #define EXTERN extern
  39 #endif
  40
  41 struct xx {
  42         enum { xc_move, xc_scroll, xc_inschar, xc_insspace, xc_delchar,
  43                 xc_clear, xc_clreos, xc_clreol, xc_write } cmd;
  44         int arg0;
  45         int arg1;
  46         int arg2;
  47         int arg3;
  48         char *buf;
  49         struct xx *link;
  50 };
  51
  52 EXTERN struct xx *xx_head, *xx_tail;
  53 EXTERN struct xx *xx_freelist;
  54
  55 EXTERN char *xxbuf, *xxbufp, *xxbufe;
  56 EXTERN int xxbufsize;
  57
  58 #define char_sep '\0'
  59
  60 struct xx *xxalloc(void);
  61 void    xxclear(void);
  62 void    xxclreol(int, int);
  63 void    xxclreos(int, int);
  64 void    xxdelchar(int, int);
  65 void    xxend(void);
  66 void    xxflush(int);
  67 void    xxflush_scroll(struct xx *);
  68 void    xxfree(struct xx *);
  69 int     xxinit(void);
  70 void    xxinschar(int, int, int, int);
  71 void    xxinsspace(int, int);
  72 void    xxmove(int, int);
  73 void    xxreset(void);
  74 void    xxreset1(void);
  75 void    xxscroll(int, int, int);
  76 void    xxstart(void);
  77 void    xxwrite(int, int, char *, int, int);