NetBSD/external/bsd/top/dist/top.h

81 lines
2.5 KiB
C

/*
* Copyright (c) 1984 through 2008, William LeFebvre
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of William LeFebvre nor the names of other
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* OWNER OR CONTRIBUTORS 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.
*/
/*
* Top - a top users display for Berkeley Unix
*
* General (global) definitions
*/
#ifndef _TOP_H_
#define _TOP_H_
#include <sys/time.h>
/* Maximum number of columns allowed for display */
#define MAX_COLS 255
/* 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
struct ext_decl {
int (*f_minibar)(char *, int);
int (*f_display)(char *, int);
};
/*
* "Table_size" defines the size of the hash tables used to map uid to
* username. Things will work best if the number is a prime number.
* We use a number that should be suitable for most installations.
*/
#ifndef Table_size
#define Table_size 8191
#endif
void gettime(struct timeval *);
void quit(int);
#endif /* _TOP_H_ */