From ec2eedacc6c861be21ac1e4f79f564850370fa4d Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Fri, 2 Oct 2020 20:42:06 +0200
Subject: [PATCH] Fix C++89 builds, (vst3 interface needs nullptr)

---
 libs/ardour/vst3_module.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libs/ardour/vst3_module.cc b/libs/ardour/vst3_module.cc
index dc3fb0fa02..1446154e1b 100644
--- a/libs/ardour/vst3_module.cc
+++ b/libs/ardour/vst3_module.cc
@@ -16,6 +16,10 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#if (__cplusplus < 201103L)
+#  define nullptr 0
+#endif
+
 #ifdef __APPLE__
 #include <Carbon/Carbon.h>
 #elif defined PLATFORM_WINDOWS