freebsd-dev/usr.bin/top/loadavg.h

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/*
* Top - a top users display for Berkeley Unix
*
* Defines required to access load average figures.
*
* This include file sets up everything we need to access the load average
* values in the kernel in a machine independent way. First, it sets the
* typedef "load_avg" to be either double or long (depending on what is
* needed), then it defines these macros appropriately:
*
* loaddouble(la) - convert load_avg to double.
* intload(i) - convert integer to load_avg.
*
* $FreeBSD$
*/
#define FIXED_LOADAVG FSCALE
#define FIXED_PCTCPU FSCALE
typedef long pctcpu;
#define pctdouble(p) ((double)(p) / FIXED_PCTCPU)
typedef fixpt_t load_avg;
#define loaddouble(la) ((double)(la) / FIXED_LOADAVG)
#define intload(i) ((int)((i) * FIXED_LOADAVG))