From 48ad3d9ece36f8f0404b431ebaf75557bb721ac8 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <abaumann@yahoo.com>
Date: Mon, 25 May 2015 18:14:12 +0200
Subject: added system_phys_memory (implemented on Windows)

---
 src/biruda.c |  2 ++
 src/system.c | 13 +++++++++++++
 src/system.h |  3 +++
 3 files changed, 18 insertions(+)

diff --git a/src/biruda.c b/src/biruda.c
index e150627..ea1fce5 100644
--- a/src/biruda.c
+++ b/src/biruda.c
@@ -204,6 +204,8 @@ static void print_config( struct gengetopt_args_info *args_info, cfg_t *cfg )
 	unsigned int nofCpus = system_available_cpus( );
 	puts( "Environment:" );
 	printf( "  Number of CPUs: %d\n", nofCpus );
+	int physMem = system_phys_memory( );
+	printf( "  Physical memory available: %d MB\n", physMem );
 	char machine_arch[100];
 	system_arch( machine_arch, sizeof( machine_arch ) );
 	printf( "  System architecture: %s\n", machine_arch );
diff --git a/src/system.c b/src/system.c
index fede36c..b947ce2 100644
--- a/src/system.c
+++ b/src/system.c
@@ -382,3 +382,16 @@ void system_arch( char *name, size_t len )
 	snprintf( name, len, "%s", uts.machine );
 #endif
 }
+
+int system_phys_memory( )
+{
+#ifdef _WIN32
+	MEMORYSTATUSEX memState;
+	memset( &memState, 0, sizeof( MEMORYSTATUSEX ) );	
+	memState.dwLength = sizeof( MEMORYSTATUSEX );
+	GlobalMemoryStatusEx( &memState );
+	return memState.ullTotalPhys / 1024 / 1024;
+#else
+#endif
+}
+
diff --git a/src/system.h b/src/system.h
index 196b676..1b84c5a 100644
--- a/src/system.h
+++ b/src/system.h
@@ -9,4 +9,7 @@ void system_os( char *name, size_t len );
 
 void system_arch( char *name, size_t len );
 
+/* in kilobytes */
+int system_phys_memory( );
+
 #endif
-- 
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