simdutf: add package (#2500)

packages/s/simdutf/xmake.lua

@@ -0,0 +1,37 @@
+package("simdutf")
+    set_homepage("https://simdutf.github.io/simdutf/")
+    set_description("Unicode routines (UTF8, UTF16, UTF32): billions of characters per second using SSE2, AVX2, NEON, AVX-512. Part of Node.js.")
+    set_license("Apache-2.0")
+
+    add_urls("https://github.com/simdutf/simdutf/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/simdutf/simdutf.git")
+
+    add_versions("v3.2.17", "c24e3eec1e08522a09b33e603352e574f26d367a7701bf069a65881f64acd519")
+
+    add_configs("iconv", {description = "Whether to use iconv as part of the CMake build if available.", default = false, type = "boolean"})
+
+    add_deps("cmake")
+
+    on_load(function (package)
+        if package:config("iconv") then
+            package:add("deps", "libiconv")
+        end
+    end)
+
+    on_install(function (package)
+        local configs = {"-DSIMDUTF_TESTS=OFF", "-DSIMDUTF_BENCHMARKS=OFF", "-DSIMDUTF_TOOLS=OFF", }
+        table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:is_debug() and "Debug" or "Release"))
+        table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))
+        table.insert(configs, "-DSIMDUTF_ICONV=" .. (package:config("iconv") and "ON" or "OFF"))
+        io.replace("CMakeLists.txt", "add_subdirectory(singleheader)", "", {plain = true})
+        import("package.tools.cmake").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <simdutf.h>
+            void test() {
+                bool validutf8 = simdutf::validate_utf8("1234", 4);
+            }
+        ]]}, {configs = {languages = "c++11"}}))
+    end)