fix compile issues with external libarries

1 files changed, 16 insertions, 0 deletions

diff --git a/external_libs/cpp/yaml-cpp/include/yaml-cpp/anchor.h b/external_libs/cpp/yaml-cpp/include/yaml-cpp/anchor.h
new file mode 100755
index 00000000..433f2fa5
--- /dev/null
+++ b/external_libs/cpp/yaml-cpp/include/yaml-cpp/anchor.h
@@ -0,0 +1,16 @@
+#ifndef ANCHOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
+#define ANCHOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
+
+#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
+#pragma once
+#endif
+
+#include <cstddef>
+
+namespace YAML
+{
+	typedef std::size_t anchor_t;
+	const anchor_t NullAnchor = 0;
+}
+
+#endif // ANCHOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66