Add temporary libsdl packages to avoid breaking projects

packages/l/libsdl/xmake.lua

@@ -0,0 +1,7 @@
+package("libsdl")
+    set_base("libsdl2")
+
+    on_load(function (package)
+        wprint("libsdl package has been renamed to libsdl2 following the release of SDL3 which is also available under the name libsdl3.${clear}")
+        package:base():script("load")(package)
+    end)

packages/l/libsdl_gfx/xmake.lua

@@ -0,0 +1,7 @@
+package("libsdl_gfx")
+    set_base("libsdl2_gfx")
+
+    on_load(function (package)
+        wprint("libsdl_gfx package has been renamed to libsdl2_gfx following the release of SDL3, please update the package name in your xmake.lua.${clear}")
+        package:base():script("load")(package)
+    end)

packages/l/libsdl_image/xmake.lua

@@ -0,0 +1,7 @@
+package("libsdl_image")
+    set_base("libsdl2_image")
+
+    on_load(function (package)
+        wprint("libsdl_image package has been renamed to libsdl2_image following the release of SDL3, please update the package name in your xmake.lua.${clear}")
+        package:base():script("load")(package)
+    end)

packages/l/libsdl_mixer/xmake.lua

@@ -0,0 +1,7 @@
+package("libsdl_mixer")
+    set_base("libsdl2_mixer")
+
+    on_load(function (package)
+        wprint("libsdl_mixer package has been renamed to libsdl2_mixer following the release of SDL3, please update the package name in your xmake.lua.${clear}")
+        package:base():script("load")(package)
+    end)

packages/l/libsdl_net/xmake.lua

@@ -0,0 +1,7 @@
+package("libsdl_net")
+    set_base("libsdl2_net")
+
+    on_load(function (package)
+        wprint("libsdl_net package has been renamed to libsdl2_net following the release of SDL3, please update the package name in your xmake.lua.${clear}")
+        package:base():script("load")(package)
+    end)

packages/l/libsdl_ttf/xmake.lua

@@ -0,0 +1,7 @@
+package("libsdl_ttf")
+    set_base("libsdl2_ttf")
+
+    on_load(function (package)
+        wprint("libsdl_ttf package has been renamed to libsdl2_ttf following the release of SDL3, please update the package name in your xmake.lua.${clear}")
+        package:base():script("load")(package)
+    end)