Trying to fix Linux build

Author: pigmej

src/CMakeLists.txt

@@ -31,6 +31,11 @@ else()
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
 endif()
 
+if (APPLE)
+    # we should check here for ARM / Intel too
+    add_compile_definitions(SPACEMESH_VULKAN_COMPATIBILITY_NEEDED=1)
+endif()
+
 include_directories(.)
 include_directories(../include)
 

src/vulkan/driver-vulkan.cpp

@@ -266,7 +266,7 @@ static int vulkan_detect(struct cgpu_info *gpus, int *active)
 		VK_API_VERSION_1_2
 	};
 
-#ifdef VK_KHR_PORTABILITY_ENUMERATION_EXTENSION_NAME
+#ifdef SPACEMESH_VULKAN_COMPATIBILITY_NEEDED
 	const char* const extensions[1] = { VK_KHR_PORTABILITY_ENUMERATION_EXTENSION_NAME };
 
 	const VkInstanceCreateInfo instanceCreateInfo = {

src/vulkan/gen/CMakeLists.txt

@@ -28,6 +28,8 @@ add_executable(shaders-gen ${SOURCES})
 if(WIN32)
     target_link_libraries(shaders-gen "$ENV{VULKAN_SDK}/Lib/vulkan-1.lib" "$ENV{VULKAN_SDK}/Lib/shaderc_combined.lib")
 elseif(APPLE)
+    # we should check for M1 vs Intel here too
+    add_compile_definitions(SPACEMESH_VULKAN_COMPATIBILITY_NEEDED=1)
     target_link_libraries(shaders-gen -L$ENV{VULKAN_SDK}/lib -lvulkan shaderc_combined)
 elseif(UNIX)
     if (SPACEMESH_ARCH_ARM64)