From 05610d84f6fca2ffc25e6a2600448f624a276c5f Mon Sep 17 00:00:00 2001
From: Rafael Kitover <rkitover@gmail.com>
Date: Sun, 5 Mar 2017 11:47:32 -0800
Subject: [PATCH] fix linking OpenAL statically on Win32/MXE

Add the necessary AL_LIBTYPE_STATIC define for MXE and non-msys2 win32
builds so that OpenAL can be linked statically without errors.
---
 src/wx/CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/wx/CMakeLists.txt b/src/wx/CMakeLists.txt
index b502fd0c..d1f57b5c 100644
--- a/src/wx/CMakeLists.txt
+++ b/src/wx/CMakeLists.txt
@@ -45,6 +45,10 @@ endif(NOT ENABLE_DIRECT3D)
 if(ENABLE_OPENAL)
     FIND_PACKAGE(OpenAL REQUIRED)
     INCLUDE_DIRECTORIES(${OPENAL_INCLUDE_DIR})
+
+    IF(WIN32 AND ((NOT (MINGW AND MSYS)) OR CMAKE_TOOLCHAIN_FILE MATCHES mxe))
+        ADD_DEFINITIONS(-DAL_LIBTYPE_STATIC)
+    ENDIF()
 else(ENABLE_OPENAL)
     ADD_DEFINITIONS (-DNO_OAL)
 endif(ENABLE_OPENAL)