modules: updated FindMagnum.cmake.

modules/FindMagnum.cmake

@@ -25,9 +25,7 @@
 #  MAGNUM_PLUGINS_DIR           - Base directory with dynamic plugins, defaults
 #   to :variable:`MAGNUM_PLUGINS_RELEASE_DIR` in release builds and
 #   multi-configuration builds or to :variable:`MAGNUM_PLUGINS_DEBUG_DIR` in
-#   debug builds. You can modify all three variables (e.g. set them to ``.``
-#   when deploying on Windows with plugins stored relatively to the
-#   executable), the following ``MAGNUM_PLUGINS_*_DIR`` variables depend on it.
+#   debug builds
 #  MAGNUM_PLUGINS_FONT[|_DEBUG|_RELEASE]_DIR - Directory with dynamic font
 #   plugins
 #  MAGNUM_PLUGINS_FONTCONVERTER[|_DEBUG|_RELEASE]_DIR - Directory with dynamic
@@ -67,6 +65,8 @@
 #  TextureTools                 - TextureTools library
 #  Trade                        - Trade library
 #  Vk                           - Vk library
+#  AndroidApplication           - Android application
+#  EmscriptenApplication        - Emscripten application
 #  GlfwApplication              - GLFW application
 #  GlxApplication               - GLX application
 #  Sdl2Application              - SDL2 application
@@ -125,8 +125,6 @@
 #  MAGNUM_BUILD_DEPRECATED      - Defined if compiled with deprecated APIs
 #   included
 #  MAGNUM_BUILD_STATIC          - Defined if compiled as static libraries
-#  MAGNUM_BUILD_MULTITHREADED   - Defined if compiled in a way that allows
-#   having multiple thread-local Magnum contexts
 #  MAGNUM_TARGET_GL             - Defined if compiled with OpenGL interop
 #  MAGNUM_TARGET_GLES           - Defined if compiled for OpenGL ES
 #  MAGNUM_TARGET_GLES2          - Defined if compiled for OpenGL ES 2.0
@@ -137,6 +135,13 @@
 #  MAGNUM_TARGET_HEADLESS       - Defined if compiled for headless machines
 #  MAGNUM_TARGET_VK             - Defined if compiled with Vulkan interop
 #
+# The following variables are provided for backwards compatibility purposes
+# only when MAGNUM_BUILD_DEPRECATED is enabled and will be removed in a future
+# release:
+#
+#  MAGNUM_BUILD_MULTITHREADED   - Alias to CORRADE_BUILD_MULTITHREADED. Use
+#   CORRADE_BUILD_MULTITHREADED instead.
+#
 # Additionally these variables are defined for internal usage:
 #
 #  MAGNUM_INCLUDE_DIR           - Root include dir (w/o dependencies)
@@ -244,7 +249,6 @@ set(_magnumFlags
     # So far that's not a problem, but might become an issue for new flags.
     BUILD_DEPRECATED
     BUILD_STATIC
-    BUILD_MULTITHREADED
     TARGET_GL
     TARGET_GLES
     TARGET_GLES2
@@ -260,6 +264,11 @@ foreach(_magnumFlag ${_magnumFlags})
     endif()
 endforeach()
 
+# For compatibility only, to be removed at some point
+if(MAGNUM_BUILD_DEPRECATED AND CORRADE_BUILD_MULTITHREADED)
+    set(MAGNUM_BUILD_MULTITHREADED 1)
+endif()
+
 # OpenGL library preference. Prefer to use GLVND, since that's the better
 # approach nowadays, but allow the users to override it from outside in case
 # it is broken for some reason (Nvidia drivers in Debian's testing (Buster) --
@@ -338,10 +347,10 @@ endif()
 set(_MAGNUM_LIBRARY_COMPONENT_LIST
     Audio DebugTools GL MeshTools Primitives SceneGraph Shaders Text
     TextureTools Trade Vk
-    AndroidApplication GlfwApplication GlxApplication Sdl2Application
-    XEglApplication WindowlessCglApplication WindowlessEglApplication
-    WindowlessGlxApplication WindowlessIosApplication WindowlessWglApplication
-    WindowlessWindowsEglApplication
+    AndroidApplication EmscriptenApplication GlfwApplication GlxApplication
+    Sdl2Application XEglApplication WindowlessCglApplication
+    WindowlessEglApplication WindowlessGlxApplication WindowlessIosApplication
+    WindowlessWglApplication WindowlessWindowsEglApplication
     CglContext EglContext GlxContext WglContext
     OpenGLTester)
 set(_MAGNUM_PLUGIN_COMPONENT_LIST
@@ -410,6 +419,10 @@ endif()
 
 set(_MAGNUM_Trade_DEPENDENCIES )
 set(_MAGNUM_AndroidApplication_DEPENDENCIES GL)
+set(_MAGNUM_EmscriptenApplication_DEPENDENCIES)
+if(MAGNUM_TARGET_GL)
+    list(APPEND _MAGNUM_EmscriptenApplication_DEPENDENCIES GL)
+endif()
 
 set(_MAGNUM_GlfwApplication_DEPENDENCIES )
 if(MAGNUM_TARGET_GL)
@@ -610,6 +623,8 @@ foreach(_component ${Magnum_FIND_COMPONENTS})
                 set_property(TARGET Magnum::${_component} APPEND PROPERTY
                     INTERFACE_LINK_LIBRARIES android EGL::EGL)
 
+            # EmscriptenApplication has no additional dependencies
+
             # GLFW application dependencies
             elseif(_component STREQUAL GlfwApplication)
                 find_package(GLFW)