Merge pull request #54 from PucklaMotzer09/libsdl_image

Add libsdl_image

packages/l/libsdl_image/xmake.lua

@@ -0,0 +1,41 @@
+package("libsdl_image")
+
+    set_homepage("http://www.libsdl.org/projects/SDL_image/")
+    set_description("Simple DirectMedia Layer image loading library")
+
+    if is_plat("windows", "mingw") then
+        set_urls("https://www.libsdl.org/projects/SDL_image/release/SDL2_image-devel-$(version)-VC.zip")
+        add_versions("2.0.5", "a180f9b75c4d3fbafe02af42c42463cc7bc488e763cfd1ec2ffb75678b4387ac")
+    else
+        set_urls("https://www.libsdl.org/projects/SDL_image/release/SDL2_image-$(version).zip")
+        add_versions("2.0.5", "eee0927d1e7819d57c623fe3e2b3c6761c77c474fe9bc425e8674d30ac049b1c")
+    end
+
+    add_deps("libsdl")
+
+    add_links("SDL2_image")
+
+    on_install("windows", "mingw", function (package)
+        local arch = package:arch()
+        if package:is_plat("mingw") then
+            arch = (arch == "x86_64") and "x64" or "x86"
+        end
+        os.cp("include/*", package:installdir("include/SDL2"))
+        os.cp(path.join("lib", arch, "*.lib"), package:installdir("lib"))
+        os.cp(path.join("lib", arch, "*.dll"), package:installdir("lib"))
+    end)
+
+    on_install("macosx", "linux", function (package)
+        local configs = {}
+        if package:config("shared") then
+            table.insert(configs, "--enable-shared=yes")
+        else
+            table.insert(configs, "--enable-shared=no")
+        end
+        table.insert(configs, "--with-sdl-prefix=" .. package:dep("libsdl"):installdir())
+        import("package.tools.autoconf").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("IMG_Init", {includes = "SDL2/SDL_image.h", configs = {defines = "SDL_MAIN_HANDLED"}}))
+    end)