Annotation of src/usr.bin/top/top.h, Revision 1.18
1.18 ! millert 1: /* $OpenBSD: top.h,v 1.17 2018/09/16 17:37:11 krw Exp $ */
1.4 deraadt 2:
3: /*
4: * Top users/processes display for Unix
5: * Version 3
6: *
7: * Copyright (c) 1984, 1989, William LeFebvre, Rice University
8: * Copyright (c) 1989, 1990, 1992, William LeFebvre, Northwestern University
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: *
19: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22: * IN NO EVENT SHALL THE AUTHOR OR HIS EMPLOYER BE LIABLE FOR ANY DIRECT, INDIRECT,
23: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29: */
1.1 downsj 30:
31: /*
32: * Top - a top users display for Berkeley Unix
33: *
34: * General (global) definitions
35: */
1.2 downsj 36:
1.1 downsj 37: /* Current major version number */
38: #define VERSION 3
39:
40: /* Maximum number of columns allowed for display */
1.15 espie 41: #define MAX_COLS 768
1.1 downsj 42:
43: /* Log base 2 of 1024 is 10 (2^10 == 1024) */
44: #define LOG1024 10
45:
46: /* Special atoi routine returns either a non-negative number or one of: */
47: #define Infinity -1
48: #define Invalid -2
49:
50: /* maximum number we can have */
51: #define Largest 0x7fffffff
1.13 lum 52:
53: /* Interactive temp string buffer size */
54: #define TEMPBUFSIZE 50
1.1 downsj 55:
56: /*
57: * The entire display is based on these next numbers being defined as is.
58: */
59:
60: #define NUM_AVERAGES 3
61:
1.2 downsj 62:
1.10 otto 63: struct errs { /* structure for a system-call error */
64: int err; /* value of errno (that is, the actual error) */
65: char *arg; /* argument that caused the error */
66: };
67:
68: extern struct errs errs[];
69: extern int errcnt;
1.2 downsj 70:
71: /* commands.c */
1.3 millert 72: extern int error_count(void);
73: extern void show_errors(void);
74: extern char *kill_procs(char *);
75: extern char *renice_procs(char *);
1.2 downsj 76:
77: /* top.c */
1.3 millert 78: extern void quit(int);