From dca3e6bc397c8e97b21c807d2d22af7aef70f74b Mon Sep 17 00:00:00 2001
From: "Amine B. Hassouna" <amine.benhassouna@gmail.com>
Date: Sun, 3 Feb 2019 09:57:32 +0100
Subject: [PATCH] Modernize FindSDL2_mixer.cmake (SDL2::Mixer)

---
 FindSDL2_mixer.cmake | 29 +++++++++++++++++++++++++++--
 1 file changed, 27 insertions(+), 2 deletions(-)

diff --git a/FindSDL2_mixer.cmake b/FindSDL2_mixer.cmake
index 8bafb17..5f58319 100644
--- a/FindSDL2_mixer.cmake
+++ b/FindSDL2_mixer.cmake
@@ -7,6 +7,16 @@ FindSDL2_mixer
 
 Locate SDL2_mixer library
 
+This module defines the following 'IMPORTED' target:
+
+::
+
+  SDL2::Mixer
+    The SDL2_mixer library, if found.
+    Have SDL2::Core as a link dependency.
+
+
+
 This module will set the following variables in your project:
 
 ::
@@ -40,8 +50,9 @@ Additional Note: If you see an empty SDL2_MIXER_LIBRARY in your project
 configuration, it means CMake did not find your SDL2_mixer library
 (SDL2_mixer.dll, libsdl2_mixer.so, etc). Set SDL2_MIXER_LIBRARY to point
 to your SDL2_mixer library, and  configure again. This value is used to
-generate the final SDL2_MIXER_LIBRARIES variable, but when this value is
-unset, SDL2_MIXER_LIBRARIES does not get created.
+generate the final SDL2_MIXER_LIBRARIES variable and the SDL2::Mixer target,
+but when this value is unset, SDL2_MIXER_LIBRARIES and SDL2::Mixer does not
+get created.
 
 
 $SDL2MIXERDIR is an environment variable that would correspond to the
@@ -57,6 +68,8 @@ Created by Amine Ben Hassouna:
   Add cache variables for more flexibility:
     SDL2_MIXER_PATH, SDL2_MIXER_NO_DEFAULT_PATH (for details, see doc above).
   Add SDL2 as a required dependency.
+  Modernize the FindSDL2_mixer.cmake module by creating a specific target:
+    SDL2::Mixer (for details, see doc above).
 
 Original FindSDL_mixer.cmake module:
   Created by Eric Wing.  This was influenced by the FindSDL.cmake
@@ -162,3 +175,15 @@ mark_as_advanced(SDL2_MIXER_PATH
                  SDL2_MIXER_LIBRARY
                  SDL2_MIXER_INCLUDE_DIR)
 
+
+if(SDL2_MIXER_FOUND)
+
+  # SDL2::Mixer target
+  if(SDL2_MIXER_LIBRARY AND NOT TARGET SDL2::Mixer)
+    add_library(SDL2::Mixer UNKNOWN IMPORTED)
+    set_target_properties(SDL2::Mixer PROPERTIES
+                          IMPORTED_LOCATION "${SDL2_MIXER_LIBRARY}"
+                          INTERFACE_INCLUDE_DIRECTORIES "${SDL2_MIXER_INCLUDE_DIR}"
+                          INTERFACE_LINK_LIBRARIES SDL2::Core)
+  endif()
+endif()