rng file is built.

Closes #155.

Author: klemens-morgenstern

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
           - { name: "MSVC 14.3 - C++20", os: windows-2022, cxxstd: '20', cmake_args: -G "Visual Studio 17 2022" -A x64, github_release: true }
           - { name: "GCC 12 - C++20",    os: ubuntu-22.04, cc: gcc-12, cxx: g++-12, cxxstd: '20', install: g++-12, github_release: true }
           - { name: "GCC 11 - C++20",    os: ubuntu-22.04, cc: gcc-11, cxx: g++-11, cxxstd: 20, install: g++-11 }
-          - { name: "Clang 15 - C++20",  os: ubuntu-22.04, cc: clang-15, cxx: clang++-15, cxxstd: 20, install: "clang-15 libxml2-utils" }
+          - { name: "Clang 15 - C++20",  os: ubuntu-22.04, cc: clang-15, cxx: clang++-15, cxxstd: 20, install: "clang-15 libxml2-utils default-jre" }
 
           # no <source_location>
           # - { name: "GCC 10 - C++20",    os: ubuntu-22.04, cc: gcc-10, cxx: g++-10, cxxstd: 20, install: g++-10 }

CMakeLists.txt

@@ -314,12 +314,22 @@ if (BUILD_TESTING)
 
     find_package(LibXml2)
     if (LibXml2_FOUND)
-        file(GLOB_RECURSE XML_SOURCES CONFIGURE_DEPENDS test-files/*.xml)
+        find_package(Java REQUIRED Runtime)
+        # FindJava
+        if (NOT Java_FOUND)
+            message(FATAL_ERROR "Java is needed to run xml-lint")
+        endif()
+
+        add_custom_target(mrdox.rng ALL DEPENDS mrdox.rnc
+                         COMMAND ${Java_JAVA_EXECUTABLE} -jar ${CMAKE_CURRENT_SOURCE_DIR}/tools/trang.jar
+                ${CMAKE_CURRENT_SOURCE_DIR}/mrdox.rnc ${CMAKE_CURRENT_BINARY_DIR}/mrdox.rng)
 
+
+        file(GLOB_RECURSE XML_SOURCES CONFIGURE_DEPENDS test-files/*.xml)
         add_test(NAME xml-lint
-                COMMAND ${LIBXML2_XMLLINT_EXECUTABLE} --dropdtd --noout
-                    --relaxng ${CMAKE_CURRENT_SOURCE_DIR}/mrdox.rng ${XML_SOURCES}
-                WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+                 COMMAND ${LIBXML2_XMLLINT_EXECUTABLE} --dropdtd --noout
+                     --relaxng ${CMAKE_CURRENT_BINARY_DIR}/mrdox.rng ${XML_SOURCES}
+                 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
     endif()
 endif()