Conditionally build all java code based on the build configuration. C…

…urrently set to build for all non-debug builds
aphysci · Apr 13, 2020 · c267a2f · c267a2f
1 parent 35b5efb
commit c267a2f
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Showing 8 changed files with 393 additions and 8 deletions.
diff --git a/cmake/GravitySupport.cmake b/cmake/GravitySupport.cmake
@@ -198,3 +198,338 @@ function(gravity_protobuf_generate)
  endif()
 
 endfunction()
+
+function(gravity_add_jar_release _TARGET_NAME)
+
+ cmake_parse_arguments(_add_jar
+ ""
+ "VERSION;OUTPUT_DIR;OUTPUT_NAME;ENTRY_POINT;MANIFEST"
+ "SOURCES;INCLUDE_JARS;GENERATE_NATIVE_HEADERS"
+ ${ARGN}
+ )
+
+ # In CMake < 2.8.12, add_jar used variables which were set prior to calling
+ # add_jar for customizing the behavior of add_jar. In order to be backwards
+ # compatible, check if any of those variables are set, and use them to
+ # initialize values of the named arguments. (Giving the corresponding named
+ # argument will override the value set here.)
+ #
+ # New features should use named arguments only.
+ if(NOT DEFINED _add_jar_VERSION AND DEFINED CMAKE_JAVA_TARGET_VERSION)
+ set(_add_jar_VERSION "${CMAKE_JAVA_TARGET_VERSION}")
+ endif()
+ if(NOT DEFINED _add_jar_OUTPUT_DIR AND DEFINED CMAKE_JAVA_TARGET_OUTPUT_DIR)
+ set(_add_jar_OUTPUT_DIR "${CMAKE_JAVA_TARGET_OUTPUT_DIR}")
+ endif()
+ if(NOT DEFINED _add_jar_OUTPUT_NAME AND DEFINED CMAKE_JAVA_TARGET_OUTPUT_NAME)
+ set(_add_jar_OUTPUT_NAME "${CMAKE_JAVA_TARGET_OUTPUT_NAME}")
+ # reset
+ set(CMAKE_JAVA_TARGET_OUTPUT_NAME)
+ endif()
+ if(NOT DEFINED _add_jar_ENTRY_POINT AND DEFINED CMAKE_JAVA_JAR_ENTRY_POINT)
+ set(_add_jar_ENTRY_POINT "${CMAKE_JAVA_JAR_ENTRY_POINT}")
+ endif()
+
+ set(_JAVA_SOURCE_FILES ${_add_jar_SOURCES} ${_add_jar_UNPARSED_ARGUMENTS})
+
+ if (NOT DEFINED _add_jar_OUTPUT_DIR)
+ set(_add_jar_OUTPUT_DIR ${CMAKE_CURRENT_BINARY_DIR})
+ else()
+ get_filename_component(_add_jar_OUTPUT_DIR ${_add_jar_OUTPUT_DIR} ABSOLUTE)
+ endif()
+ # ensure output directory exists
+ file (MAKE_DIRECTORY "${_add_jar_OUTPUT_DIR}")
+
+ if (_add_jar_ENTRY_POINT)
+ set(_ENTRY_POINT_OPTION e)
+ set(_ENTRY_POINT_VALUE ${_add_jar_ENTRY_POINT})
+ endif ()
+
+ if (_add_jar_MANIFEST)
+ set(_MANIFEST_OPTION m)
+ get_filename_component (_MANIFEST_VALUE "${_add_jar_MANIFEST}" ABSOLUTE)
+ endif ()
+
+ unset (_GENERATE_NATIVE_HEADERS)
+ if (_add_jar_GENERATE_NATIVE_HEADERS)
+ # Raise an error if JDK version is less than 1.8 because javac -h is not supported
+ # by earlier versions.
+ if (Java_VERSION VERSION_LESS 1.8)
+ message (FATAL_ERROR "ADD_JAR: GENERATE_NATIVE_HEADERS is not supported with this version of Java.")
+ endif()
+ cmake_parse_arguments (_add_jar_GENERATE_NATIVE_HEADERS "" "DESTINATION" "" ${_add_jar_GENERATE_NATIVE_HEADERS})
+ if (NOT _add_jar_GENERATE_NATIVE_HEADERS_UNPARSED_ARGUMENTS)
+ message (FATAL_ERROR "ADD_JAR: GENERATE_NATIVE_HEADERS: missing required argument.")
+ endif()
+ list (LENGTH _add_jar_GENERATE_NATIVE_HEADERS_UNPARSED_ARGUMENTS length)
+ if (length GREATER 1)
+ list (REMOVE_AT _add_jar_GENERATE_NATIVE_HEADERS_UNPARSED_ARGUMENTS 0)
+ message (FATAL_ERROR "ADD_JAR: GENERATE_NATIVE_HEADERS: ${_add_jar_GENERATE_NATIVE_HEADERS_UNPARSED_ARGUMENTS}: unexpected argument(s).")
+ endif()
+ if (NOT _add_jar_GENERATE_NATIVE_HEADERS_DESTINATION)
+ set (_add_jar_GENERATE_NATIVE_HEADERS_DESTINATION "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${_TARGET_NAME}.dir/native_headers")
+ endif()
+
+ set (_GENERATE_NATIVE_HEADERS_TARGET ${_add_jar_GENERATE_NATIVE_HEADERS_UNPARSED_ARGUMENTS})
+ set (_GENERATE_NATIVE_HEADERS_OUTPUT_DIR "${_add_jar_GENERATE_NATIVE_HEADERS_DESTINATION}")
+ set (_GENERATE_NATIVE_HEADERS -h "${_GENERATE_NATIVE_HEADERS_OUTPUT_DIR}")
+ endif()
+
+ if (LIBRARY_OUTPUT_PATH)
+ set(CMAKE_JAVA_LIBRARY_OUTPUT_PATH ${LIBRARY_OUTPUT_PATH})
+ else ()
+ set(CMAKE_JAVA_LIBRARY_OUTPUT_PATH ${_add_jar_OUTPUT_DIR})
+ endif ()
+
+ set(CMAKE_JAVA_INCLUDE_PATH
+ ${CMAKE_JAVA_INCLUDE_PATH}
+ ${CMAKE_CURRENT_SOURCE_DIR}
+ ${CMAKE_JAVA_OBJECT_OUTPUT_PATH}
+ ${CMAKE_JAVA_LIBRARY_OUTPUT_PATH}
+ )
+
+ foreach (JAVA_INCLUDE_DIR IN LISTS CMAKE_JAVA_INCLUDE_PATH)
+ string(APPEND CMAKE_JAVA_INCLUDE_PATH_FINAL "${_UseJava_PATH_SEP}${JAVA_INCLUDE_DIR}")
+ endforeach()
+
+ set(CMAKE_JAVA_CLASS_OUTPUT_PATH "${CMAKE_CURRENT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/${_TARGET_NAME}.dir")
+
+ set(_JAVA_TARGET_OUTPUT_NAME "${_TARGET_NAME}.jar")
+ if (_add_jar_OUTPUT_NAME AND _add_jar_VERSION)
+ set(_JAVA_TARGET_OUTPUT_NAME "${_add_jar_OUTPUT_NAME}-${_add_jar_VERSION}.jar")
+ set(_JAVA_TARGET_OUTPUT_LINK "${_add_jar_OUTPUT_NAME}.jar")
+ elseif (_add_jar_VERSION)
+ set(_JAVA_TARGET_OUTPUT_NAME "${_TARGET_NAME}-${_add_jar_VERSION}.jar")
+ set(_JAVA_TARGET_OUTPUT_LINK "${_TARGET_NAME}.jar")
+ elseif (_add_jar_OUTPUT_NAME)
+ set(_JAVA_TARGET_OUTPUT_NAME "${_add_jar_OUTPUT_NAME}.jar")
+ endif ()
+
+ set(_JAVA_CLASS_FILES)
+ set(_JAVA_COMPILE_FILES)
+ set(_JAVA_COMPILE_FILELISTS)
+ set(_JAVA_DEPENDS)
+ set(_JAVA_COMPILE_DEPENDS)
+ set(_JAVA_RESOURCE_FILES)
+ set(_JAVA_RESOURCE_FILES_RELATIVE)
+ foreach(_JAVA_SOURCE_FILE IN LISTS _JAVA_SOURCE_FILES)
+ get_filename_component(_JAVA_EXT ${_JAVA_SOURCE_FILE} EXT)
+ get_filename_component(_JAVA_FILE ${_JAVA_SOURCE_FILE} NAME_WE)
+ get_filename_component(_JAVA_PATH ${_JAVA_SOURCE_FILE} PATH)
+ get_filename_component(_JAVA_FULL ${_JAVA_SOURCE_FILE} ABSOLUTE)
+
+ if (_JAVA_SOURCE_FILE MATCHES "^@(.+)$")
+ get_filename_component(_JAVA_FULL ${CMAKE_MATCH_1} ABSOLUTE)
+ list(APPEND _JAVA_COMPILE_FILELISTS ${_JAVA_FULL})
+
+ elseif (_JAVA_EXT MATCHES ".java")
+ file(RELATIVE_PATH _JAVA_REL_BINARY_PATH ${CMAKE_CURRENT_BINARY_DIR} ${_JAVA_FULL})
+ file(RELATIVE_PATH _JAVA_REL_SOURCE_PATH ${CMAKE_CURRENT_SOURCE_DIR} ${_JAVA_FULL})
+ string(LENGTH ${_JAVA_REL_BINARY_PATH} _BIN_LEN)
+ string(LENGTH ${_JAVA_REL_SOURCE_PATH} _SRC_LEN)
+ if (_BIN_LEN LESS _SRC_LEN)
+ set(_JAVA_REL_PATH ${_JAVA_REL_BINARY_PATH})
+ else ()
+ set(_JAVA_REL_PATH ${_JAVA_REL_SOURCE_PATH})
+ endif ()
+ get_filename_component(_JAVA_REL_PATH ${_JAVA_REL_PATH} PATH)
+
+ list(APPEND _JAVA_COMPILE_FILES ${_JAVA_SOURCE_FILE})
+ set(_JAVA_CLASS_FILE "${CMAKE_JAVA_CLASS_OUTPUT_PATH}/${_JAVA_REL_PATH}/${_JAVA_FILE}.class")
+ set(_JAVA_CLASS_FILES ${_JAVA_CLASS_FILES} ${_JAVA_CLASS_FILE})
+
+ elseif (_JAVA_EXT MATCHES ".jar"
+ OR _JAVA_EXT MATCHES ".war"
+ OR _JAVA_EXT MATCHES ".ear"
+ OR _JAVA_EXT MATCHES ".sar")
+ # Ignored for backward compatibility
+
+ elseif (_JAVA_EXT STREQUAL "")
+ list(APPEND CMAKE_JAVA_INCLUDE_PATH ${JAVA_JAR_TARGET_${_JAVA_SOURCE_FILE}} ${JAVA_JAR_TARGET_${_JAVA_SOURCE_FILE}_CLASSPATH})
+ list(APPEND _JAVA_DEPENDS ${JAVA_JAR_TARGET_${_JAVA_SOURCE_FILE}})
+
+ else ()
+ __java_copy_file(${CMAKE_CURRENT_SOURCE_DIR}/${_JAVA_SOURCE_FILE}
+ ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/${_JAVA_SOURCE_FILE}
+ "Copying ${_JAVA_SOURCE_FILE} to the build directory")
+ list(APPEND _JAVA_RESOURCE_FILES ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/${_JAVA_SOURCE_FILE})
+ list(APPEND _JAVA_RESOURCE_FILES_RELATIVE ${_JAVA_SOURCE_FILE})
+ endif ()
+ endforeach()
+
+ foreach(_JAVA_INCLUDE_JAR IN LISTS _add_jar_INCLUDE_JARS)
+ if (TARGET ${_JAVA_INCLUDE_JAR})
+ get_target_property(_JAVA_JAR_PATH ${_JAVA_INCLUDE_JAR} JAR_FILE)
+ if (_JAVA_JAR_PATH)
+ string(APPEND CMAKE_JAVA_INCLUDE_PATH_FINAL "${_UseJava_PATH_SEP}${_JAVA_JAR_PATH}")
+ list(APPEND CMAKE_JAVA_INCLUDE_PATH ${_JAVA_JAR_PATH})
+ list(APPEND _JAVA_DEPENDS ${_JAVA_INCLUDE_JAR})
+ list(APPEND _JAVA_COMPILE_DEPENDS ${_JAVA_JAR_PATH})
+ else ()
+ message(SEND_ERROR "add_jar: INCLUDE_JARS target ${_JAVA_INCLUDE_JAR} is not a jar")
+ endif ()
+ else ()
+ string(APPEND CMAKE_JAVA_INCLUDE_PATH_FINAL "${_UseJava_PATH_SEP}${_JAVA_INCLUDE_JAR}")
+ list(APPEND CMAKE_JAVA_INCLUDE_PATH "${_JAVA_INCLUDE_JAR}")
+ list(APPEND _JAVA_DEPENDS "${_JAVA_INCLUDE_JAR}")
+ list(APPEND _JAVA_COMPILE_DEPENDS "${_JAVA_INCLUDE_JAR}")
+ endif ()
+ endforeach()
+
+ if (_JAVA_COMPILE_FILES OR _JAVA_COMPILE_FILELISTS)
+ set (_JAVA_SOURCES_FILELISTS)
+
+ if (_JAVA_COMPILE_FILES)
+ # Create the list of files to compile.
+ set(_JAVA_SOURCES_FILE ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_sources)
+ string(REPLACE ";" "\"\n\"" _JAVA_COMPILE_STRING "\"${_JAVA_COMPILE_FILES}\"")
+ file(WRITE ${_JAVA_SOURCES_FILE} ${_JAVA_COMPILE_STRING})
+ list (APPEND _JAVA_SOURCES_FILELISTS "@${_JAVA_SOURCES_FILE}")
+ endif()
+ if (_JAVA_COMPILE_FILELISTS)
+ foreach (_JAVA_FILELIST IN LISTS _JAVA_COMPILE_FILELISTS)
+ list (APPEND _JAVA_SOURCES_FILELISTS "@${_JAVA_FILELIST}")
+ endforeach()
+ endif()
+
+ # Compile the java files and create a list of class files
+ add_custom_command(
+ # NOTE: this command generates an artificial dependency file
+ OUTPUT ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_compiled_${_TARGET_NAME}
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${Java_JAVAC_EXECUTABLE}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ ${CMAKE_JAVA_COMPILE_FLAGS}
+ -classpath "${CMAKE_JAVA_INCLUDE_PATH_FINAL}"
+ -d ${CMAKE_JAVA_CLASS_OUTPUT_PATH}
+ ${_GENERATE_NATIVE_HEADERS}
+ ${_JAVA_SOURCES_FILELISTS}
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${CMAKE_COMMAND}>$<$<CONFIG:Debug>:echo> 
+ ARGS
+ -E touch ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_compiled_${_TARGET_NAME}
+ DEPENDS ${_JAVA_COMPILE_FILES} ${_JAVA_COMPILE_FILELISTS} ${_JAVA_COMPILE_DEPENDS}
+ WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+ COMMENT "Building Java objects for ${_TARGET_NAME}.jar"
+ )
+ add_custom_command(
+ OUTPUT ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${CMAKE_COMMAND}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ -DCMAKE_JAVA_CLASS_OUTPUT_PATH=${CMAKE_JAVA_CLASS_OUTPUT_PATH}
+ -DCMAKE_JAR_CLASSES_PREFIX="${CMAKE_JAR_CLASSES_PREFIX}"
+ -P ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/UseJavaClassFilelist.cmake
+ DEPENDS ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_compiled_${_TARGET_NAME}
+ WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+ )
+ else ()
+ # create an empty java_class_filelist
+ if (NOT EXISTS ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist)
+ file(WRITE ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist "")
+ endif()
+ endif ()
+
+ # create the jar file
+ set(_JAVA_JAR_OUTPUT_PATH
+ "${_add_jar_OUTPUT_DIR}/${_JAVA_TARGET_OUTPUT_NAME}")
+ if (CMAKE_JNI_TARGET)
+ add_custom_command(
+ OUTPUT ${_JAVA_JAR_OUTPUT_PATH}
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${Java_JAR_EXECUTABLE}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ -cf${_ENTRY_POINT_OPTION}${_MANIFEST_OPTION} ${_JAVA_JAR_OUTPUT_PATH} ${_ENTRY_POINT_VALUE} ${_MANIFEST_VALUE}
+ ${_JAVA_RESOURCE_FILES_RELATIVE} @java_class_filelist
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${CMAKE_COMMAND}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ -D_JAVA_TARGET_DIR=${_add_jar_OUTPUT_DIR}
+ -D_JAVA_TARGET_OUTPUT_NAME=${_JAVA_TARGET_OUTPUT_NAME}
+ -D_JAVA_TARGET_OUTPUT_LINK=${_JAVA_TARGET_OUTPUT_LINK}
+ -P ${_JAVA_SYMLINK_SCRIPT}
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${CMAKE_COMMAND}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ -D_JAVA_TARGET_DIR=${_add_jar_OUTPUT_DIR}
+ -D_JAVA_TARGET_OUTPUT_NAME=${_JAVA_JAR_OUTPUT_PATH}
+ -D_JAVA_TARGET_OUTPUT_LINK=${_JAVA_TARGET_OUTPUT_LINK}
+ -P ${_JAVA_SYMLINK_SCRIPT}
+ DEPENDS ${_JAVA_RESOURCE_FILES} ${_JAVA_DEPENDS} ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist
+ WORKING_DIRECTORY ${CMAKE_JAVA_CLASS_OUTPUT_PATH}
+ COMMENT "Creating Java archive ${_JAVA_TARGET_OUTPUT_NAME}"
+ )
+ else ()
+ add_custom_command(
+ OUTPUT ${_JAVA_JAR_OUTPUT_PATH}
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${Java_JAR_EXECUTABLE}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ -cf${_ENTRY_POINT_OPTION}${_MANIFEST_OPTION} ${_JAVA_JAR_OUTPUT_PATH} ${_ENTRY_POINT_VALUE} ${_MANIFEST_VALUE}
+ ${_JAVA_RESOURCE_FILES_RELATIVE} @java_class_filelist
+ COMMAND $<$<NOT:$<CONFIG:Debug>>:${CMAKE_COMMAND}>$<$<CONFIG:Debug>:echo>
+ ARGS
+ -D_JAVA_TARGET_DIR=${_add_jar_OUTPUT_DIR}
+ -D_JAVA_TARGET_OUTPUT_NAME=${_JAVA_TARGET_OUTPUT_NAME}
+ -D_JAVA_TARGET_OUTPUT_LINK=${_JAVA_TARGET_OUTPUT_LINK}
+ -P ${_JAVA_SYMLINK_SCRIPT}
+ WORKING_DIRECTORY ${CMAKE_JAVA_CLASS_OUTPUT_PATH}
+ DEPENDS ${_JAVA_RESOURCE_FILES} ${_JAVA_DEPENDS} ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist
+ COMMENT "Creating Java archive ${_JAVA_TARGET_OUTPUT_NAME}"
+ )
+ endif ()
+
+ # Add the target and make sure we have the latest resource files.
+ add_custom_target(${_TARGET_NAME} ALL DEPENDS ${_JAVA_JAR_OUTPUT_PATH} SOURCES ${_JAVA_SOURCE_FILES})
+
+ set_property(
+ TARGET
+ ${_TARGET_NAME}
+ PROPERTY
+ INSTALL_FILES
+ ${_JAVA_JAR_OUTPUT_PATH}
+ )
+
+ if (_JAVA_TARGET_OUTPUT_LINK)
+ set_property(
+ TARGET
+ ${_TARGET_NAME}
+ PROPERTY
+ INSTALL_FILES
+ ${_JAVA_JAR_OUTPUT_PATH}
+ ${_add_jar_OUTPUT_DIR}/${_JAVA_TARGET_OUTPUT_LINK}
+ )
+
+ if (CMAKE_JNI_TARGET)
+ set_property(
+ TARGET
+ ${_TARGET_NAME}
+ PROPERTY
+ JNI_SYMLINK
+ ${_add_jar_OUTPUT_DIR}/${_JAVA_TARGET_OUTPUT_LINK}
+ )
+ endif ()
+ endif ()
+
+ set_property(
+ TARGET
+ ${_TARGET_NAME}
+ PROPERTY
+ JAR_FILE
+ ${_JAVA_JAR_OUTPUT_PATH}
+ )
+
+ set_property(
+ TARGET
+ ${_TARGET_NAME}
+ PROPERTY
+ CLASSDIR
+ ${CMAKE_JAVA_CLASS_OUTPUT_PATH}
+ )
+
+ if (_GENERATE_NATIVE_HEADERS)
+ # create an INTERFACE library encapsulating include directory for generated headers
+ add_library (${_GENERATE_NATIVE_HEADERS_TARGET} INTERFACE)
+ target_include_directories (${_GENERATE_NATIVE_HEADERS_TARGET} INTERFACE
+ "${_GENERATE_NATIVE_HEADERS_OUTPUT_DIR}"
+ ${JNI_INCLUDE_DIRS})
+ # this INTERFACE library depends on jar generation
+ add_dependencies (${_GENERATE_NATIVE_HEADERS_TARGET} ${_TARGET_NAME})
+
+ set_property (DIRECTORY APPEND PROPERTY ADDITIONAL_CLEAN_FILES
+ "${_GENERATE_NATIVE_HEADERS_OUTPUT_DIR}")
+ endif()
+endfunction()
diff --git a/cmake/UseJavaClassFilelist.cmake b/cmake/UseJavaClassFilelist.cmake
@@ -0,0 +1,49 @@
+# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+#[=======================================================================[.rst:
+UseJavaClassFilelist
+--------------------
+
+
+
+
+
+This script create a list of compiled Java class files to be added to
+a jar file. This avoids including cmake files which get created in
+the binary directory.
+#]=======================================================================]
+
+if (CMAKE_JAVA_CLASS_OUTPUT_PATH)
+ if (EXISTS "${CMAKE_JAVA_CLASS_OUTPUT_PATH}")
+
+ set(_JAVA_GLOBBED_FILES)
+ if (CMAKE_JAR_CLASSES_PREFIX)
+ foreach(JAR_CLASS_PREFIX ${CMAKE_JAR_CLASSES_PREFIX})
+ message(STATUS "JAR_CLASS_PREFIX: ${JAR_CLASS_PREFIX}")
+
+ file(GLOB_RECURSE _JAVA_GLOBBED_TMP_FILES "${CMAKE_JAVA_CLASS_OUTPUT_PATH}/${JAR_CLASS_PREFIX}/*.class")
+ if (_JAVA_GLOBBED_TMP_FILES)
+ list(APPEND _JAVA_GLOBBED_FILES ${_JAVA_GLOBBED_TMP_FILES})
+ endif ()
+ endforeach()
+ else()
+ file(GLOB_RECURSE _JAVA_GLOBBED_FILES "${CMAKE_JAVA_CLASS_OUTPUT_PATH}/*.class")
+ endif ()
+
+ set(_JAVA_CLASS_FILES)
+ # file(GLOB_RECURSE foo RELATIVE) is broken so we need this.
+ foreach(_JAVA_GLOBBED_FILE ${_JAVA_GLOBBED_FILES})
+ file(RELATIVE_PATH _JAVA_CLASS_FILE ${CMAKE_JAVA_CLASS_OUTPUT_PATH} ${_JAVA_GLOBBED_FILE})
+ set(_JAVA_CLASS_FILES ${_JAVA_CLASS_FILES}${_JAVA_CLASS_FILE}\n)
+ endforeach()
+
+ # write to file
+ file(WRITE ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist ${_JAVA_CLASS_FILES})
+
+ else ()
+ message(SEND_ERROR "FATAL: Java class output path doesn't exist")
+ endif ()
+else ()
+ message(SEND_ERROR "FATAL: Can't find CMAKE_JAVA_CLASS_OUTPUT_PATH")
+endif ()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
@@ -48,6 +48,7 @@ install(FILES
  "${CMAKE_CURRENT_LIST_DIR}/../cmake/FindPThreadsWin32.cmake" 
  "${CMAKE_CURRENT_LIST_DIR}/../cmake/GravityExternalUrls.cmake" 
  "${CMAKE_CURRENT_LIST_DIR}/../cmake/GravitySupport.cmake" 
- "${CMAKE_CURRENT_LIST_DIR}/../cmake/FindGravityJava.cmake" DESTINATION cmake)
+ "${CMAKE_CURRENT_LIST_DIR}/../cmake/FindGravityJava.cmake" 
+ "${CMAKE_CURRENT_LIST_DIR}/../cmake/UseJavaClassFilelist.cmake" DESTINATION cmake)