NetBSD/usr.bin/top/top.h

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/* $NetBSD: top.h,v 1.6 2003/10/03 15:32:06 christos Exp $ */
/*
* Top users/processes display for Unix
* Version 3
*
* Copyright (c) 1984, 1989, William LeFebvre, Rice University
* Copyright (c) 1989, 1990, 1992, William LeFebvre, Northwestern University
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR OR HIS EMPLOYER BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
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/*
* Top - a top users display for Berkeley Unix
*
* General (global) definitions
*/
/* Current major version number */
#define VERSION 3
/* Number of lines of header information on the standard screen */
#define Header_lines (6 + ncpu)
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/* Maximum number of columns allowed for display */
#define MAX_COLS 128
/* Log base 2 of 1024 is 10 (2^10 == 1024) */
#define LOG1024 10
/* Special atoi routine returns either a non-negative number or one of: */
#define Infinity -1
#define Invalid -2
/* maximum number we can have */
#define Largest 0x7fffffff
/*
* The entire display is based on these next numbers being defined as is.
*/
#define NUM_AVERAGES 3
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void reset_display __P((void));
sigret_t leave __P((int));
sigret_t tstop __P((int));
sigret_t winch __P((int));
sigret_t onalrm __P((int));
void quit __P((int));
char *version_string __P((void));