1 files changed, 8 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_math_interp.h b/source/blender/blenlib/BLI_math_interp.h
index add55fa9531..0f3032fa625 100644
--- a/source/blender/blenlib/BLI_math_interp.h
+++ b/source/blender/blenlib/BLI_math_interp.h
@@ -24,6 +24,10 @@
  * \ingroup bli
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 void BLI_bicubic_interpolation_fl(
     const float *buffer, float *output, int width, int height, int components, float u, float v);
 
@@ -88,4 +92,8 @@ void BLI_ewa_filter(const int width,
                     void *customdata,
                     float result[4]);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* __BLI_MATH_INTERP_H__ */