1 files changed, 50 insertions, 0 deletions
diff --git a/gfx/vr/service/osvr/Util/APIBaseC.h b/gfx/vr/service/osvr/Util/APIBaseC.h
new file mode 100644
index 0000000000..5d133f5c52
--- /dev/null
+++ b/gfx/vr/service/osvr/Util/APIBaseC.h
@@ -0,0 +1,50 @@
+/** @file
+    @brief Header providing basic C macros for defining API headers.
+
+    Must be c-safe!
+
+    @date 2014
+
+    @author
+    Sensics, Inc.
+    <http://sensics.com/osvr>
+*/
+
+/*
+// Copyright 2014 Sensics, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#ifndef INCLUDED_APIBaseC_h_GUID_C5A2E769_2ADC_429E_D250_DF0883E6E5DB
+#define INCLUDED_APIBaseC_h_GUID_C5A2E769_2ADC_429E_D250_DF0883E6E5DB
+
+#ifdef __cplusplus
+#  define OSVR_C_ONLY(X)
+#  define OSVR_CPP_ONLY(X) X
+#  define OSVR_EXTERN_C_BEGIN extern "C" {
+#  define OSVR_EXTERN_C_END }
+#  define OSVR_INLINE inline
+#else
+#  define OSVR_C_ONLY(X) X
+#  define OSVR_CPP_ONLY(X)
+#  define OSVR_EXTERN_C_BEGIN
+#  define OSVR_EXTERN_C_END
+#  ifdef _MSC_VER
+#    define OSVR_INLINE static __inline
+#  else
+#    define OSVR_INLINE static inline
+#  endif
+#endif
+
+#endif