semi-static-conditions: add package (#2570)

* semi-static-conditions: add package

* disable plat

packages/s/semi-static-conditions/xmake.lua

@@ -0,0 +1,39 @@
+package("semi-static-conditions")
+    set_homepage("https://github.com/maxlucuta/semi-static-conditions")
+    set_description("Branch Optimisation for High-frequency Trading")
+    set_license("MIT")
+
+    add_urls("https://github.com/maxlucuta/semi-static-conditions.git")
+    add_versions("2023.09.05", "5fbb086c00e06bd530defe8845fc28d24a28d8fc")
+
+    on_install("windows", "linux", function (package)
+        io.writefile("xmake.lua", [[
+            add_rules("mode.debug", "mode.release")
+            set_languages("c++17")
+            target("semi-static-conditions")
+                set_kind("$(kind)")
+                add_files("src/**.cpp")
+                add_includedirs("include")
+                add_headerfiles("include/(**.hpp)")
+                if is_plat("windows") and is_kind("shared") then
+                    add_rules("utils.symbols.export_all", {export_classes = true})
+                end
+        ]])
+        import("package.tools.xmake").install(package)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <branch.hpp>
+            int add(int a, int b) {
+                return a + b;
+            }
+            int sub(int a, int b) {
+                return a - b;
+            }
+            void test() {
+                BranchChanger branch(add, sub);
+                branch.set_direction(true);
+            }
+        ]]}, {configs = {languages = "c++17"}}))
+    end)