79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/* $OpenBSD: top.h,v 1.18 2018/09/22 16:50:35 millert Exp $ */
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/*
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* Top users/processes display for Unix
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* Version 3
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*
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* Copyright (c) 1984, 1989, William LeFebvre, Rice University
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* Copyright (c) 1989, 1990, 1992, William LeFebvre, Northwestern University
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR OR HIS EMPLOYER BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Top - a top users display for Berkeley Unix
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*
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* General (global) definitions
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*/
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/* Current major version number */
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#define VERSION 3
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/* Maximum number of columns allowed for display */
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#define MAX_COLS 768
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/* Log base 2 of 1024 is 10 (2^10 == 1024) */
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#define LOG1024 10
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/* Special atoi routine returns either a non-negative number or one of: */
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#define Infinity -1
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#define Invalid -2
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/* maximum number we can have */
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#define Largest 0x7fffffff
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/* Interactive temp string buffer size */
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#define TEMPBUFSIZE 50
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/*
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* The entire display is based on these next numbers being defined as is.
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*/
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#define NUM_AVERAGES 3
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struct errs { /* structure for a system-call error */
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int err; /* value of errno (that is, the actual error) */
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char *arg; /* argument that caused the error */
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};
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extern struct errs errs[];
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extern int errcnt;
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/* commands.c */
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extern int error_count(void);
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extern void show_errors(void);
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extern char *kill_procs(char *);
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extern char *renice_procs(char *);
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/* top.c */
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extern void quit(int);
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