slstatus/components/load_avg.c
Aaron Marcher faa52bdcc0 Format error messages properly
Make use of strerror(errno) and format all errors equally:
function ['parameters']: error message
2018-03-28 19:46:27 +02:00

19 lines
348 B
C

/* See LICENSE file for copyright and license details. */
#include <stdio.h>
#include <stdlib.h>
#include "../util.h"
const char *
load_avg(const char *fmt)
{
double avgs[3];
if (getloadavg(avgs, 3) < 0) {
fprintf(stderr, "getloadavg: Could not obtain load average.\n");
return NULL;
}
return bprintf(fmt, avgs[0], avgs[1], avgs[2]);
}