From 6209661c76ce2d345ed891d7353f4d38615c0ce4 Mon Sep 17 00:00:00 2001
From: Clownacy <Clownacy@users.noreply.github.com>
Date: Fri, 26 Apr 2019 03:42:57 +0100
Subject: [PATCH] Fixed SDL2 exporting DLL symbols in static builds

---
 external/SDL2/CMakeLists.txt       | 1 +
 external/SDL2/include/begin_code.h | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/external/SDL2/CMakeLists.txt b/external/SDL2/CMakeLists.txt
index 0128c7ac..7ceb5b85 100644
--- a/external/SDL2/CMakeLists.txt
+++ b/external/SDL2/CMakeLists.txt
@@ -1772,6 +1772,7 @@ endif()
 if(SDL_STATIC)
   set (BUILD_SHARED_LIBS FALSE)
   add_library(SDL2-static STATIC ${SOURCE_FILES})
+  target_compile_definitions(SDL2-static PRIVATE SDL_STATIC)
   if (NOT SDL_SHARED OR NOT WIN32)
     set_target_properties(SDL2-static PROPERTIES OUTPUT_NAME "SDL2")
     # Note: Apparently, OUTPUT_NAME must really be unique; even when
diff --git a/external/SDL2/include/begin_code.h b/external/SDL2/include/begin_code.h
index 6c210624..197d8e5e 100644
--- a/external/SDL2/include/begin_code.h
+++ b/external/SDL2/include/begin_code.h
@@ -58,6 +58,8 @@
 #   else
 #    define DECLSPEC    __declspec(dllimport)
 #   endif
+#  elif defined(SDL_STATIC)
+#   define DECLSPEC
 #  else
 #   define DECLSPEC __declspec(dllexport)
 #  endif