w64devkit: add package (#5339)

packages/w/w64devkit/xmake.lua

@@ -0,0 +1,25 @@
+package("w64devkit")
+    set_kind("toolchain")
+    set_homepage("https://github.com/skeeto/w64devkit")
+    set_description("Portable C and C++ Development Kit for x64 (and x86) Windows")
+    set_license("Unlicense")
+
+    if os.arch() == "x64" then
+        add_urls("https://github.com/skeeto/w64devkit/releases/download/v$(version)/w64devkit-x64-$(version).exe")
+
+        add_versions("2.0.0", "cea23fc56a5e61457492113a8377c8ab0c42ed82303fcc454ccd1963a46f8ce1")
+    elseif os.arch() == "x86" then
+        add_urls("https://github.com/skeeto/w64devkit/releases/download/v$(version)/w64devkit-x86-$(version).exe")
+
+        add_versions("2.0.0", "20ad6ef39c6b5fa0a0f49ec11891224a5856071976f4cb4042106a2451feef61")
+    end
+
+    on_install("@windows|x64", function (package)
+        local archive = format("../w64devkit-%s-%s.exe", package:arch(), package:version_str())
+        os.vrunv("7z", {"x", archive, "-o."})
+        os.cp("w64devkit/*", package:installdir())
+    end)
+
+    on_test(function (package)
+        os.vrunv(package:installdir("bin/x86_64-w64-mingw32-gcc.exe"), {"--version"})
+    end)