DD2-monitor/funcs.c

/*
 * funcs.c
 */

#include  <stdio.h>
#include  <stdlib.h>
#include  <sys/time.h>

#include  "funcs.h"

extern int verbosity;

/* --------------------------------------------------------------- */

int random1000(int foo)
{
int         value;
if (verbosity)
    fprintf(stderr, ">>> %s(%d)\n", __func__, foo);
value = rand() % 1000;
return value;
}

/* --------------------------------------------------------------- */

double dtime(void)
{
struct timeval tv;
int         foo;

foo = gettimeofday(&tv, NULL);
if (foo) fprintf(stderr, "got %d in %s\n", foo, __func__);

return (double)tv.tv_sec + (double)tv.tv_usec / 1e6;
}

/* --------------------------------------------------------------- */

double get_loadavg(int foo)
{
FILE		*fp;

if ( ! (fp=fopen("/proc/loadavg", "r")) ) {
	perror("read loadavg");
	return -42.51;
	}

fclose(fp);

return -42.51;	
}

/* --------------------------------------------------------------- */