From 19f3c8f545237f9db5e994220f3529b192b4bf39 Mon Sep 17 00:00:00 2001
From: Quentin Rameau <quinq@fifth.space>
Date: Mon, 30 Apr 2018 15:14:38 +0200
Subject: uptime: OS split

---
 components/OpenBSD/uptime.c | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 components/OpenBSD/uptime.c

(limited to 'components/OpenBSD/uptime.c')

diff --git a/components/OpenBSD/uptime.c b/components/OpenBSD/uptime.c
new file mode 100644
index 0000000..637e2e0
--- /dev/null
+++ b/components/OpenBSD/uptime.c
@@ -0,0 +1,40 @@
+/* See LICENSE file for copyright and license details. */
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/sysctl.h>
+#include <sys/time.h>
+
+#include "../../util.h"
+
+const char *
+uptime(void)
+{
+	int h;
+	int m;
+	int uptime = 0;
+
+	int mib[2];
+	size_t size;
+	time_t now;
+	struct timeval boottime;
+
+	time(&now);
+
+	mib[0] = CTL_KERN;
+	mib[1] = KERN_BOOTTIME;
+
+	size = sizeof(boottime);
+
+	if (sysctl(mib, 2, &boottime, &size, NULL, 0) != -1)
+		uptime = now - boottime.tv_sec;
+	else {
+		fprintf(stderr, "sysctl 'KERN_BOOTTIME': %s\n", strerror(errno));
+		return NULL;
+	}
+
+	h = uptime / 3600;
+	m = (uptime - h * 3600) / 60;
+
+	return bprintf("%dh %dm", h, m);
+}
-- 
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