zxing-cpp: add package (#2939)

packages/z/zxing-cpp/xmake.lua

@@ -0,0 +1,63 @@
+package("zxing-cpp")
+    set_homepage("https://github.com/zxing-cpp/zxing-cpp")
+    set_description("C++ port of ZXing")
+    set_license("Apache-2.0")
+
+    add_urls("https://github.com/zxing-cpp/zxing-cpp/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/zxing-cpp/zxing-cpp.git")
+
+    add_versions("v2.2.1", "02078ae15f19f9d423a441f205b1d1bee32349ddda7467e2c84e8f08876f8635")
+
+    add_configs("c_api", {description = "Build C API", default = false, type = "boolean"})
+    add_configs("experimental", {description = "Build with experimental API", default = false, type = "boolean"})
+
+    if is_plat("linux", "bsd") then
+        add_syslinks("pthread")
+    end
+
+    add_deps("cmake")
+
+    on_install(function (package)
+        local configs = {"-DBUILD_EXAMPLES=OFF", "-DBUILD_C_API=OFF", "-DBUILD_DEPENDENCIES=LOCAL"}
+        table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:is_debug() and "Debug" or "Release"))
+        table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))
+        table.insert(configs, "-DBUILD_EXPERIMENTAL_API=" .. (package:config("experimental") and "ON" or "OFF"))
+
+        local cxflags = {}
+        if package:is_plat("windows") then
+            cxflags = table.wrap(package:config("cxflags"))
+            table.insert(cxflags, "/utf-8")
+        end
+        import("package.tools.cmake").install(package, configs, {cxflags = cxflags})
+
+        if package:config("c_api") then
+            io.writefile("xmake.lua", [[
+                add_rules("mode.debug", "mode.release")
+                set_languages("c++17")
+                target("ZXing-c")
+                    set_kind("$(kind)")
+                    add_files("wrappers/c/zxing-c.cpp")
+                    add_headerfiles("wrappers/c/zxing-c.h", {prefixdir = "ZXing"})
+                    add_includedirs("core/src")
+                    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
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <ZXing/ReadBarcode.h>
+            void test() {
+                int width, height;
+                unsigned char* data;
+                auto image = ZXing::ImageView(data, width, height, ZXing::ImageFormat::Lum);
+            }
+        ]]}, {configs = {languages = "c++17"}}))
+
+        if package:config("c_api") then
+            assert(package:has_cfuncs("zxing_ImageView_new", {includes = "ZXing/zxing-c.h"}))
+        end
+    end)