added slstatus

slstatus/components/load_avg.c

@@ -0,0 +1,19 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "../slstatus.h"
+#include "../util.h"
+
+const char *
+load_avg(const char *unused)
+{
+	double avgs[3];
+
+	if (getloadavg(avgs, 3) < 0) {
+		warn("getloadavg: Failed to obtain load average");
+		return NULL;
+	}
+
+	return bprintf("%.2f %.2f %.2f", avgs[0], avgs[1], avgs[2]);
+}