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/*
* Top - a top users display for Berkeley Unix
*
* General (global) definitions
*
* Copyright (c) 2007-2019, Mark Wong
*/
#ifndef _PG_TOPP_H_
#define _PG_TOPP_H_
#include "machine.h"
/* 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
struct ext_decl
{
int (*f_minibar) (char *, int);
int (*f_display) (char *, int);
};
/*
* Definitions for things that might vary between installations.
*/
/*
* "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
/*
* "Nominal_TOPN" is used as the default TOPN when Default_TOPN is Infinity
* and the output is a dumb terminal. If we didn't do this, then
* installations who use a default TOPN of Infinity will get every
* process in the system when running top on a dumb terminal (or redirected
* to a file). Note that Nominal_TOPN is a default: it can still be
* overridden on the command line, even with the value "infinity".
*/
#ifndef Nominal_TOPN
#define Nominal_TOPN 40
#endif
#ifndef Default_DELAY
#define Default_DELAY 5
#endif
/*
* If the local system's getpwnam interface uses random access to retrieve
* a record (i.e.: 4.3 systems, Sun "yellow pages"), then defining
* RANDOM_PW will take advantage of that fact. If RANDOM_PW is defined,
* then getpwnam is used and the result is cached. If not, then getpwent
* is used to read and cache the password entries sequentially until the
* desired one is found.
*
* We initially set RANDOM_PW to something which is controllable by the
* Configure script. Then if its value is 0, we undef it.
*/
#define RANDOM_PW 1
#if RANDOM_PW == 0
#undef RANDOM_PW
#endif
enum pgparams
{
PG_HOST,
PG_PORT,
PG_USER,
PG_PASSWORD,
PG_DBNAME
};
struct pg_top_context
{
#ifdef ENABLE_COLOR
int color_on;
#endif
struct db_info db_info;
int delay;
int displays;
void (*d_header)(char *);
char do_unames;
char dostates;
char *header_text;
char *header_processes;
char interactive;
struct io_info io_info;
int mode;
int mode_remote; /* Mode for monitoring a remote database system. */
int order_index;
char *order_name;
struct process_select ps;
char show_tags;
struct statics statics;
struct system_info system_info;
struct timeval timeout;
int topn;
struct pg_conninfo_ctx conninfo;
};
void quit(int);
void reset_display(struct pg_top_context *);
#endif /* _PG_TOPP_H_ */
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