+/* This is a C++ wrapper to compile the lua C code
+ * with settings appropriate for including it with
+ * Ardour.
+ */
+
+#include "lua/liblua_visibility.h"
+
#if _MSC_VER
-#pragma push_macro("_CRT_SECURE_NO_WARNINGS")
-#ifndef _CRT_SECURE_NO_WARNINGS
-#define _CRT_SECURE_NO_WARNINGS
-#endif
+# pragma push_macro("_CRT_SECURE_NO_WARNINGS")
+# ifndef _CRT_SECURE_NO_WARNINGS
+# define _CRT_SECURE_NO_WARNINGS
+# endif
+#elif defined(__clang__)
+# pragma clang diagnostic push
+# pragma clang diagnostic ignored "-Wcast-qual"
+#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)
+# pragma GCC diagnostic push
+# pragma GCC diagnostic ignored "-Wcast-qual"
#endif
+// forward ardour's defines to luaconf.h
#ifdef PLATFORM_WINDOWS
-# define LUA_USE_WINDOWS
+# define LUA_USE_WINDOWS
#elif defined __APPLE__
-# define LUA_USE_MACOSX
+# define LUA_USE_MACOSX
#else
-# define LUA_USE_LINUX
+# define LUA_USE_LINUX
+#endif
+
+// forward liblua visibility to luaconf.h
+#ifdef LIBLUA_BUILD_AS_DLL
+#define LUA_BUILD_AS_DLL
#endif
extern "C"
#undef LUA_LIB
// override luaconf.h symbol export
-#undef LUA_API
-#undef LUALIB_API
-#undef LUAMOD_API
-#define LUA_API extern "C"
-#define LUALIB_API LUA_API
-#define LUAMOD_API LUALIB_API
+#ifdef LIBLUA_STATIC // static lib (no DLL)
+# undef LUA_API
+# undef LUALIB_API
+# undef LUAMOD_API
+# define LUA_API extern "C"
+# define LUALIB_API LUA_API
+# define LUAMOD_API LUALIB_API
+#endif
// disable support for extenal libs
#undef LUA_DL_DLL
#pragma warning (pop)
#endif
-}
+} // end extern "C"
#if _MSC_VER
-#pragma pop_macro("_CRT_SECURE_NO_WARNINGS")
+# pragma pop_macro("_CRT_SECURE_NO_WARNINGS")
+#elif defined(__clang__)
+# pragma clang diagnostic pop
+#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)
+# pragma GCC diagnostic pop
#endif
--- /dev/null
+#ifndef __liblua_visibility_h__
+#define __liblua_visibility_h__
+
+#if defined(COMPILER_MSVC)
+# define LIBLUA_DLL_IMPORT __declspec(dllimport)
+# define LIBLUA_DLL_EXPORT __declspec(dllexport)
+# define LIBLUA_DLL_LOCAL
+#else
+# define LIBLUA_DLL_IMPORT __attribute__ ((visibility ("default")))
+# define LIBLUA_DLL_EXPORT __attribute__ ((visibility ("default")))
+# define LIBLUA_DLL_LOCAL __attribute__ ((visibility ("hidden")))
+#endif
+
+
+#ifdef COMPILER_MSVC
+// MSVC: build liblua as DLL
+# define LIBLUA_BUILD_AS_DLL
+#else
+// others currently use a static lib (incl. with libardour)
+# define LIBLUA_STATIC
+#endif
+
+
+#ifdef LIBLUA_STATIC
+# define LIBLUA_API
+#else
+// define when building the DLL (instead of using it)
+# ifdef LIBLUA_DLL_EXPORTS
+# define LIBLUA_API LIBLUA_DLL_EXPORT
+# else
+# define LIBLUA_API LIBLUA_DLL_IMPORT
+# endif
+#endif
+
+#endif /* __liblua_visibility_h__ */