add zstd xmake build

xmake/packages/z/zstd/xmake.lua

@@ -0,0 +1,51 @@
+package("zstd")
+
+    set_homepage("https://www.zstd.net/")
+    set_description("Zstandard - Fast real-time compression algorithm")
+    set_license("BSD-3-Clause")
+
+    set_urls("https://github.com/facebook/zstd/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/facebook/zstd.git")
+    add_versions("v1.4.5", "734d1f565c42f691f8420c8d06783ad818060fc390dee43ae0a89f86d0a4f8c2")
+    add_versions("v1.5.0", "0d9ade222c64e912d6957b11c923e214e2e010a18f39bec102f572e693ba2867")
+    add_versions("v1.5.2", "f7de13462f7a82c29ab865820149e778cbfe01087b3a55b5332707abf9db4a6e")
+    add_versions("v1.5.5", "98e9c3d949d1b924e28e01eccb7deed865eefebf25c2f21c702e5cd5b63b85e1")
+    add_versions("v1.5.6", "30f35f71c1203369dc979ecde0400ffea93c27391bfd2ac5a9715d2173d92ff7")
+
+    on_load("windows", function (package)
+        if package:config("shared") then
+            package:add("defines", "ZSTD_DLL_IMPORT=1")
+        end
+    end)
+
+    on_install(function (package)
+        io.writefile("xmake.lua", ([[
+            set_version("%s")
+            add_rules("mode.debug", "mode.release", "asm")
+            add_rules("utils.install.pkgconfig_importfiles", {filename = "libzstd.pc"})
+            target("zstd")
+                set_kind("$(kind)")
+                add_files("lib/common/*.c")
+                add_files("lib/compress/*.c")
+                add_files("lib/decompress/*.c")
+                add_files("lib/dictBuilder/*.c")
+                add_headerfiles("lib/*.h")
+                add_defines("XXH_NAMESPACE=ZSTD_")
+                if is_kind("shared") and is_plat("windows") then
+                    add_defines("ZSTD_DLL_EXPORT=1")
+                end
+                on_config(function (target)
+                    if target:is_arch("x64", "x86_64") and target:has_tool("cc", "clang", "gcc") then
+                        target:add("files", "lib/decompress/*.S")
+                    else
+                        target:add("defines", "ZSTD_DISABLE_ASM")
+                    end
+                end)
+        ]]):format(package:version_str()))
+        import("package.tools.xmake").install(package)
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("ZSTD_compress", {includes = {"zstd.h"}}))
+        assert(package:has_cfuncs("ZSTD_decompress", {includes = {"zstd.h"}}))
+    end)