1 files changed, 9 insertions, 0 deletions
diff --git a/src/platform/windows/win_thread.c b/src/platform/windows/win_thread.c
index 2e9d58d7..a3d932aa 100644
--- a/src/platform/windows/win_thread.c
+++ b/src/platform/windows/win_thread.c
@@ -148,6 +148,15 @@ nni_plat_thr_is_self(nni_plat_thr *thr)
 static LONG plat_inited = 0;
 
 int
+nni_plat_ncpu(void)
+{
+	SYSTEM_INFO info;
+
+	GetSystemInfo(&info);
+	return ((int) (info.dwNumberOfProcessors));
+}
+
+int
 nni_plat_init(int (*helper)(void))
 {
 	int            rv   = 0;