From c6b6313f81949bea48d03e4d53ec2da53f6a9460 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Tue, 3 Jan 2017 18:47:32 +0100
Subject: Add MemChecker implementation for FreeBSD.

---
 src/memchecker.cc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'src')

diff --git a/src/memchecker.cc b/src/memchecker.cc
index 2bdbf34..f444f85 100644
--- a/src/memchecker.cc
+++ b/src/memchecker.cc
@@ -35,6 +35,10 @@
 #include <mach/mach_types.h>
 #include <mach/mach_init.h>
 #include <mach/mach_host.h>
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#include <sys/vmmeter.h>
 #endif
 
 #include <sndfile.h>
@@ -73,6 +77,18 @@ uint64_t MemChecker::calcFreeMemory() const
 	{
 		free_memory = (uint64_t)vm_stats.free_count * (uint64_t)page_size;
 	}
+#elif DG_PLATFORM == DG_PLATFORM_FREEBSD
+	u_int page_size;
+	struct vmtotal vmt;
+	size_t vmt_size, uint_size;
+
+	vmt_size = sizeof(vmt);
+	uint_size = sizeof(page_size);
+
+	sysctlbyname("vm.vmtotal", &vmt, &vmt_size, NULL, 0);
+	sysctlbyname("vm.stats.vm.v_page_size", &page_size, &uint_size, NULL, 0);
+
+	free_memory = vmt.t_free * (u_int64_t)page_size;
 #elif DG_PLATFORM == DG_PLATFORM_UNIX
 	// TODO
 #endif
-- 
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