diff options
Diffstat (limited to 'Modules/UseJava.cmake')
| -rw-r--r-- | Modules/UseJava.cmake | 245 |
1 files changed, 230 insertions, 15 deletions
diff --git a/Modules/UseJava.cmake b/Modules/UseJava.cmake index 5eb0ca8..dced6ec 100644 --- a/Modules/UseJava.cmake +++ b/Modules/UseJava.cmake @@ -21,7 +21,8 @@ # # This command creates a <target_name>.jar. It compiles the given # source files (source) and adds the given resource files (resource) to -# the jar file. If only resource files are given then just a jar file +# the jar file. Source files can be java files or listing files +# (prefixed by '@'). If only resource files are given then just a jar file # is created. The list of include jars are added to the classpath when # compiling the java sources and also to the dependencies of the target. # INCLUDE_JARS also accepts other target names created by add_jar. For @@ -210,14 +211,16 @@ # # :: # -# install_jar(TARGET_NAME DESTINATION) +# install_jar(target_name destination) +# install_jar(target_name DESTINATION destination [COMPONENT component]) # # This command installs the TARGET_NAME files to the given DESTINATION. # It should be called in the same scope as add_jar() or it will fail. # # :: # -# install_jni_symlink(TARGET_NAME DESTINATION) +# install_jni_symlink(target_name destination) +# install_jni_symlink(target_name DESTINATION destination [COMPONENT component]) # # This command installs the TARGET_NAME JNI symlinks to the given # DESTINATION. It should be called in the same scope as add_jar() or it @@ -306,6 +309,65 @@ # # # if you don't set the INSTALLPATH. +# +# :: +# +# create_javah(TARGET <target> +# GENERATED_FILES <VAR> +# CLASSES <class>... +# [CLASSPATH <classpath>...] +# [DEPENDS <depend>...] +# [OUTPUT_NAME <path>|OUTPUT_DIR <path>] +# ) +# +# Create C header files from java classes. These files provide the connective glue +# that allow your Java and C code to interact. +# +# There are two main signatures for create_javah. The first signature +# returns generated files throught variable specified by GENERATED_FILES option: +# +# :: +# +# Example: +# Create_javah(GENERATED_FILES files_headers +# CLASSES org.cmake.HelloWorld +# CLASSPATH hello.jar +# ) +# +# +# +# The second signature for create_javah creates a target which encapsulates +# header files generation. +# +# :: +# +# Example: +# Create_javah(TARGET target_headers +# CLASSES org.cmake.HelloWorld +# CLASSPATH hello.jar +# ) +# +# +# +# Both signatures share same options. +# +# ``CLASSES <class>...`` +# Specifies Java classes used to generate headers. +# +# ``CLASSPATH <classpath>...`` +# Specifies various paths to look up classes. Here .class files, jar files or targets +# created by command add_jar can be used. +# +# ``DEPENDS <depend>...`` +# Targets on which the javah target depends +# +# ``OUTPUT_NAME <path>`` +# Concatenates the resulting header files for all the classes listed by option CLASSES +# into <path>. Same behavior as option '-o' of javah tool. +# +# ``OUTPUT_DIR <path>`` +# Sets the directory where the header files will be generated. Same behavior as option +# '-d' of javah tool. If not specified, ${CMAKE_CURRENT_BINARY_DIR} is used as output directory. #============================================================================= # Copyright 2013 OpenGamma Ltd. <graham@opengamma.com> @@ -423,6 +485,7 @@ function(add_jar _TARGET_NAME) set(_JAVA_CLASS_FILES) set(_JAVA_COMPILE_FILES) + set(_JAVA_COMPILE_FILELISTS) set(_JAVA_DEPENDS) set(_JAVA_COMPILE_DEPENDS) set(_JAVA_RESOURCE_FILES) @@ -433,7 +496,11 @@ function(add_jar _TARGET_NAME) get_filename_component(_JAVA_PATH ${_JAVA_SOURCE_FILE} PATH) get_filename_component(_JAVA_FULL ${_JAVA_SOURCE_FILE} ABSOLUTE) - if (_JAVA_EXT MATCHES ".java") + if (_JAVA_SOURCE_FILE MATCHES "^@(.+)$") + 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 ${_add_jar_OUTPUT_DIR} ${_JAVA_FULL}) file(RELATIVE_PATH _JAVA_REL_SOURCE_PATH ${CMAKE_CURRENT_SOURCE_DIR} ${_JAVA_FULL}) string(LENGTH ${_JAVA_REL_BINARY_PATH} _BIN_LEN) @@ -492,11 +559,21 @@ function(add_jar _TARGET_NAME) file(WRITE ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_class_filelist "") endif() - 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}) + 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( @@ -506,9 +583,9 @@ function(add_jar _TARGET_NAME) ${CMAKE_JAVA_COMPILE_FLAGS} -classpath "${CMAKE_JAVA_INCLUDE_PATH_FINAL}" -d ${CMAKE_JAVA_CLASS_OUTPUT_PATH} - @${_JAVA_SOURCES_FILE} + ${_JAVA_SOURCES_FILELISTS} COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_JAVA_CLASS_OUTPUT_PATH}/java_compiled_${_TARGET_NAME} - DEPENDS ${_JAVA_COMPILE_FILES} ${_JAVA_COMPILE_DEPENDS} + DEPENDS ${_JAVA_COMPILE_FILES} ${_JAVA_COMPILE_FILELISTS} ${_JAVA_COMPILE_DEPENDS} WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} COMMENT "Building Java objects for ${_TARGET_NAME}.jar" ) @@ -613,7 +690,26 @@ function(add_jar _TARGET_NAME) endfunction() -function(INSTALL_JAR _TARGET_NAME _DESTINATION) +function(INSTALL_JAR _TARGET_NAME) + if (ARGC EQUAL 2) + set (_DESTINATION ${ARGV1}) + else() + cmake_parse_arguments(_install_jar + "" + "DESTINATION;COMPONENT" + "" + ${ARGN}) + if (_install_jar_DESTINATION) + set (_DESTINATION ${_install_jar_DESTINATION}) + else() + message(SEND_ERROR "install_jar: ${_TARGET_NAME}: DESTINATION must be specified.") + endif() + + if (_install_jar_COMPONENT) + set (_COMPONENT COMPONENT ${_install_jar_COMPONENT}) + endif() + endif() + get_property(__FILES TARGET ${_TARGET_NAME} @@ -627,13 +723,33 @@ function(INSTALL_JAR _TARGET_NAME _DESTINATION) ${__FILES} DESTINATION ${_DESTINATION} + ${_COMPONENT} ) else () - message(SEND_ERROR "The target ${_TARGET_NAME} is not known in this scope.") + message(SEND_ERROR "install_jar: The target ${_TARGET_NAME} is not known in this scope.") endif () endfunction() -function(INSTALL_JNI_SYMLINK _TARGET_NAME _DESTINATION) +function(INSTALL_JNI_SYMLINK _TARGET_NAME) + if (ARGC EQUAL 2) + set (_DESTINATION ${ARGV1}) + else() + cmake_parse_arguments(_install_jni_symlink + "" + "DESTINATION;COMPONENT" + "" + ${ARGN}) + if (_install_jni_symlink_DESTINATION) + set (_DESTINATION ${_install_jni_symlink_DESTINATION}) + else() + message(SEND_ERROR "install_jni_symlink: ${_TARGET_NAME}: DESTINATION must be specified.") + endif() + + if (_install_jni_symlink_COMPONENT) + set (_COMPONENT COMPONENT ${_install_jni_symlink_COMPONENT}) + endif() + endif() + get_property(__SYMLINK TARGET ${_TARGET_NAME} @@ -647,9 +763,10 @@ function(INSTALL_JNI_SYMLINK _TARGET_NAME _DESTINATION) ${__SYMLINK} DESTINATION ${_DESTINATION} + ${_COMPONENT} ) else () - message(SEND_ERROR "The target ${_TARGET_NAME} is not known in this scope.") + message(SEND_ERROR "install_jni_symlink: The target ${_TARGET_NAME} is not known in this scope.") endif () endfunction() @@ -1073,3 +1190,101 @@ function(create_javadoc _target) DESTINATION ${_javadoc_installpath} ) endfunction() + +function (create_javah) + cmake_parse_arguments(_create_javah + "" + "TARGET;GENERATED_FILES;OUTPUT_NAME;OUTPUT_DIR" + "CLASSES;CLASSPATH;DEPENDS" + ${ARGN}) + + # ckeck parameters + if (NOT _create_javah_TARGET AND NOT _create_javah_GENERATED_FILES) + message (FATAL_ERROR "create_javah: TARGET or GENERATED_FILES must be specified.") + endif() + if (_create_javah_OUTPUT_NAME AND _create_javah_OUTPUT_DIR) + message (FATAL_ERROR "create_javah: OUTPUT_NAME and OUTPUT_DIR are mutually exclusive.") + endif() + + if (NOT _create_javah_CLASSES) + message (FATAL_ERROR "create_javah: CLASSES is a required parameter.") + endif() + + set (_output_files) + if (WIN32 AND NOT CYGWIN AND CMAKE_HOST_SYSTEM_NAME MATCHES "Windows") + set(_classpath_sep ";") + else () + set(_classpath_sep ":") + endif() + + # handle javah options + set (_javah_options) + + if (_create_javah_CLASSPATH) + # CLASSPATH can specify directories, jar files or targets created with add_jar command + set (_classpath) + foreach (_path IN LISTS _create_javah_CLASSPATH) + if (TARGET ${_path}) + get_target_property (_jar_path ${_path} JAR_FILE) + if (_jar_path) + list (APPEND _classpath "${_jar_path}") + list (APPEND _create_javah_DEPENDS "${_path}") + else() + message(SEND_ERROR "create_javah: CLASSPATH target ${_path} is not a jar.") + endif() + elseif (EXISTS "${_path}") + list (APPEND _classpath "${_path}") + if (NOT IS_DIRECTORY "${_path}") + list (APPEND _create_javah_DEPENDS "${_path}") + endif() + else() + message(SEND_ERROR "create_javah: CLASSPATH entry ${_path} does not exist.") + endif() + endforeach() + string (REPLACE ";" "${_classpath_sep}" _classpath "${_classpath}") + list (APPEND _javah_options -classpath ${_classpath}) + endif() + + if (_create_javah_OUTPUT_DIR) + list (APPEND _javah_options -d "${_create_javah_OUTPUT_DIR}") + endif() + + if (_create_javah_OUTPUT_NAME) + list (APPEND _javah_options -o "${_create_javah_OUTPUT_NAME}") + set (_output_files "${_create_javah_OUTPUT_NAME}") + + get_filename_component (_create_javah_OUTPUT_DIR "${_create_javah_OUTPUT_NAME}" DIRECTORY) + get_filename_component (_create_javah_OUTPUT_DIR "${_create_javah_OUTPUT_DIR}" ABSOLUTE) + endif() + + if (NOT _create_javah_OUTPUT_DIR) + set (_create_javah_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}") + endif() + + if (NOT _create_javah_OUTPUT_NAME) + # compute output names + foreach (_class IN LISTS _create_javah_CLASSES) + string (REPLACE "." "_" _c_header "${_class}") + set (_c_header "${_create_javah_OUTPUT_DIR}/${_c_header}.h") + list (APPEND _output_files "${_c_header}") + endforeach() + endif() + + # finalize custom command arguments + if (_create_javah_DEPENDS) + list (INSERT _create_javah_DEPENDS 0 DEPENDS) + endif() + + add_custom_command (OUTPUT ${_output_files} + COMMAND "${Java_JAVAH_EXECUTABLE}" ${_javah_options} -jni ${_create_javah_CLASSES} + ${_create_javah_DEPENDS} + WORKING_DIRECTORY ${_create_javah_OUTPUT_DIR} + COMMENT "Building C header files from classes...") + + if (_create_javah_TARGET) + add_custom_target (${_create_javah_TARGET} ALL DEPENDS ${_output_files}) + endif() + if (_create_javah_GENERATED_FILES) + set (${_create_javah_GENERATED_FILES} ${_output_files} PARENT_SCOPE) + endif() +endfunction() |