add VC-LTL5 (#2056)

* add VC-LTL5

* change default version

* test clean import

* improve includedirs and linkdirs

* improve links

packages/v/vc-ltl5/xmake.lua

@@ -0,0 +1,95 @@
+package("vc-ltl5")
+
+    set_homepage("https://github.com/Chuyu-Team/VC-LTL5")
+    set_description("Shared to msvcrt.dll or ucrtbase.dll and optimize the C/C++ application file size")
+    set_license("EPL-2.0")
+
+    add_urls("https://github.com/Chuyu-Team/VC-LTL5/releases/download/v$(version)/VC-LTL-$(version)-Binary.7z")
+    add_versions("5.0.6", "e406f829f75d59c34ee1e34cb6e994eb7db0810123ae7196499f26df88bc0a6f")
+
+    local min_version_list =
+    {
+        "5.1.2600.0",
+        "5.2.3790.0",
+        "6.0.6000.0",
+        "6.2.9200.0",
+        "10.0.10240.0",
+        "10.0.19041.0",
+    }
+    add_configs("min_version", {description = "Windows Target Platform Min Version", default = "10.0.10240.0", type = "string", values = min_version_list})
+    add_configs("xp", {description = "Support windows xp", default = false, type = "boolean"})
+    add_configs("subsystem", {description = "Windows xp subsystem", default = "console", type = "string", values = {"console", "windows"}})
+    add_configs("clean_import", {description = "Do not use ucrt apiset, such as api-ms-win-crt-time-l1-1-0.dll (for geeks)", default = false, type = "boolean"})
+    add_configs("openmp", {description = "Use openmp library", default = false, type = "boolean", readonly = true})
+    add_configs("shared", {description = "Use vs_runtime", default = true, type = "boolean", readonly = true})
+    add_configs("debug", {description = "Use vs_runtime", default = true, type = "boolean", readonly = true})
+
+    on_load(function (package)
+        if package:config("xp") then
+            local arch
+            if package:is_arch("x86") then
+                arch = "5.01"
+            elseif package:is_arch("x64") then
+                arch = "5.02"
+            end
+
+            if arch then
+                local flag = format("/subsystem:%s,%s", package:config("subsystem"), arch)
+                package:add("ldflags", flag)
+            end
+        end
+    end)
+
+    on_install("windows", function (package)
+        local platform
+        if package:is_arch("x86") then
+            platform = "Win32"
+        elseif package:is_arch("x64") then
+            platform = "x64"
+        elseif package:is_arch("arm") then
+            platform = "ARM"
+        elseif package:is_arch("arm64") then
+            platform = "ARM64"
+        else
+            raise("Unsupported architecture!")
+        end
+
+        local bindir = "TargetPlatform/" .. package:config("min_version")
+
+        os.cp("TargetPlatform/header", package:installdir("include"), {rootdir = "TargetPlatform"})
+        os.cp(bindir .. "/header", package:installdir("include"), {rootdir = "TargetPlatform"})
+        package:add("includedirs", path.join("include", "header"))
+        package:add("includedirs", path.join("include", package:config("min_version"), "header"))
+
+        local libdir = path.join(bindir, "lib", platform)
+        assert(os.isdir(libdir), "The architecture is not supported in this version")
+        os.cp(libdir .. "/*.*", package:installdir("lib"))
+
+        local clean_import_dir = libdir .. "/CleanImport"
+        if package:config("clean_import") and os.isdir(clean_import_dir) then
+            os.cp(clean_import_dir, package:installdir("lib"))
+            package:add("linkdirs", path.join("lib", "CleanImport"))
+            package:add("linkdirs", "lib")
+        end
+
+        -- https://learn.microsoft.com/en-us/cpp/c-runtime-library/crt-library-features
+        local vs_runtime = package:config("vs_runtime")
+        local is_debug = vs_runtime:endswith("d")
+        if vs_runtime:startswith("MT") then
+            package:add("links", "libucrt" .. (is_debug and "d" or ""))
+            package:add("links", "libvcruntime" .. (is_debug and "d" or ""))
+        elseif vs_runtime:startswith("MD") then
+            package:add("links", "ucrt" .. (is_debug and "d" or ""))
+            package:add("links", "vcruntime" .. (is_debug and "d" or ""))
+        end
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <iostream>
+
+            void test() {
+                std::cout << "Hello World!";
+            }
+        ]]}))
+    end)