tools/cmake/Java.cmake

   1 ##
   2 ## The Cmake definitions for the use of Java (and Scala)
   3 ##   This file is loaded only if the Java option is activated
   4 ##
   5
   6 cmake_minimum_required(VERSION 2.8.6)
   7
   8 find_package(Java 1.7 REQUIRED)
   9 include(UseJava)
  10
  11 # Rules to build libsimgrid-java
  12 #
  13 add_library(simgrid-java SHARED ${JMSG_C_SRC})
  14 set_target_properties(simgrid-java PROPERTIES VERSION ${libsimgrid-java_version})
  15 if (CMAKE_VERSION VERSION_LESS "2.8.8")
  16   include_directories(${JNI_INCLUDE_DIRS})
  17
  18   message("[Java] Try to workaround missing feature in older CMake. You should better update CMake to version 2.8.8 or above.")
  19   get_directory_property(CHECK_INCLUDES INCLUDE_DIRECTORIES)
  20 else()
  21   get_target_property(COMMON_INCLUDES simgrid-java INCLUDE_DIRECTORIES)
  22   if (COMMON_INCLUDES)
  23     set_target_properties(simgrid-java PROPERTIES
  24       INCLUDE_DIRECTORIES "${COMMON_INCLUDES};${JNI_INCLUDE_DIRS}")
  25   else()
  26     set_target_properties(simgrid-java PROPERTIES
  27       INCLUDE_DIRECTORIES "${JNI_INCLUDE_DIRS}")
  28   endif()
  29
  30   get_target_property(CHECK_INCLUDES simgrid-java INCLUDE_DIRECTORIES)
  31 endif()
  32 message("-- [Java] simgrid-java includes: ${CHECK_INCLUDES}")
  33
  34 target_link_libraries(simgrid-java simgrid)
  35
  36
  37 if(WIN32)
  38   exec_program("java -d32 -version" OUTPUT_VARIABLE IS_32_BITS_JVM)
  39   STRING( FIND ${IS_32_BITS_JVM} "Error" POSITION )
  40   if(NOT ${POSITION} GREATER -1)
  41     message(fatal_error "SimGrid can only use Java 64 bits")
  42   endif()
  43 endif()
  44
  45 # Rules to build simgrid.jar
  46 #
  47
  48 ## Files to include in simgrid.jar
  49 ##
  50 set(SIMGRID_JAR "${CMAKE_BINARY_DIR}/simgrid.jar")
  51 set(MANIFEST_IN_FILE "${CMAKE_HOME_DIRECTORY}/src/bindings/java/MANIFEST.MF.in")
  52 set(MANIFEST_FILE "${CMAKE_BINARY_DIR}/src/bindings/java/MANIFEST.MF")
  53
  54 set(LIBSIMGRID_SO
  55   libsimgrid${CMAKE_SHARED_LIBRARY_SUFFIX})
  56 set(LIBSIMGRID_JAVA_SO
  57   ${CMAKE_SHARED_LIBRARY_PREFIX}simgrid-java${CMAKE_SHARED_LIBRARY_SUFFIX})
  58 set(LIBSURF_JAVA_SO
  59   ${CMAKE_SHARED_LIBRARY_PREFIX}surf-java${CMAKE_SHARED_LIBRARY_SUFFIX})
  60
  61 ## Here is how to build simgrid.jar
  62 ##
  63 if(CMAKE_VERSION VERSION_LESS "2.8.12")
  64   set(CMAKE_JAVA_TARGET_OUTPUT_NAME simgrid)
  65   add_jar(simgrid-java_jar ${JMSG_JAVA_SRC})
  66 else()
  67   add_jar(simgrid-java_jar ${JMSG_JAVA_SRC} OUTPUT_NAME simgrid)
  68 endif()
  69
  70 add_custom_command(
  71   TARGET simgrid-java_jar POST_BUILD
  72   COMMENT "Add the documentation into simgrid.jar..."
  73   DEPENDS ${MANIFEST_IN_FILE}
  74           ${CMAKE_HOME_DIRECTORY}/COPYING
  75           ${CMAKE_HOME_DIRECTORY}/ChangeLog
  76           ${CMAKE_HOME_DIRECTORY}/NEWS
  77           ${CMAKE_HOME_DIRECTORY}/ChangeLog.SimGrid-java
  78           ${CMAKE_HOME_DIRECTORY}/LICENSE-LGPL-2.1
  79
  80   COMMAND ${CMAKE_COMMAND} -E copy ${MANIFEST_IN_FILE} ${MANIFEST_FILE}
  81   COMMAND ${CMAKE_COMMAND} -E echo "Specification-Version: \\\"${SIMGRID_VERSION_MAJOR}.${SIMGRID_VERSION_MINOR}.${SIMGRID_VERSION_PATCH}\\\"" >> ${MANIFEST_FILE}
  82   COMMAND ${CMAKE_COMMAND} -E echo "Implementation-Version: \\\"${GIT_VERSION}\\\"" >> ${MANIFEST_FILE}
  83
  84   COMMAND ${Java_JAVADOC_EXECUTABLE} -quiet -d doc/javadoc -sourcepath ${CMAKE_HOME_DIRECTORY}/src/bindings/java/ org.simgrid.msg org.simgrid.surf org.simgrid.trace
  85
  86   COMMAND ${JAVA_ARCHIVE} -uvmf ${MANIFEST_FILE} ${SIMGRID_JAR} doc/javadoc -C ${CMAKE_HOME_DIRECTORY} COPYING ChangeLog ChangeLog.SimGrid-java LICENSE-LGPL-2.1 NEWS
  87   )
  88
  89 ###
  90 ### Pack the java libraries into the jarfile if asked to do so
  91 ###
  92
  93 if(enable_lib_in_jar)
  94   find_program(STRIP_COMMAND strip)
  95   if(NOT STRIP_COMMAND)
  96     set(STRIP_COMMAND "cmake -E echo (strip not found)")
  97   endif()
  98
  99   set(JAVA_NATIVE_PATH NATIVE/${CMAKE_SYSTEM_NAME}/${CMAKE_SYSTEM_PROCESSOR})
 100   if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "^i[3-6]86$")
 101     set(JAVA_NATIVE_PATH NATIVE/${CMAKE_SYSTEM_NAME}/x86)
 102   endif()
 103   if(  (${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64") OR
 104        (${CMAKE_SYSTEM_PROCESSOR} MATCHES "AMD64")     )
 105     set(JAVA_NATIVE_PATH NATIVE/${CMAKE_SYSTEM_NAME}/amd64)
 106   endif()
 107
 108   add_custom_command(
 109     TARGET simgrid-java_jar POST_BUILD
 110     COMMENT "Add the native libs into simgrid.jar..."
 111     DEPENDS simgrid-java
 112             ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO}
 113             ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_JAVA_SO}
 114             ${CMAKE_BINARY_DIR}/lib/${LIBSURF_JAVA_SO}
 115
 116     COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
 117     COMMAND ${CMAKE_COMMAND} -E make_directory                                     ${JAVA_NATIVE_PATH}
 118     COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO}      ${JAVA_NATIVE_PATH}
 119     COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_JAVA_SO} ${JAVA_NATIVE_PATH}
 120     COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/lib/${LIBSURF_JAVA_SO}    ${JAVA_NATIVE_PATH}
 121
 122     # strip seems to fail on Mac on binaries that are already stripped.
 123     # It then spits: "symbols referenced by indirect symbol table entries that can't be stripped"
 124     COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSIMGRID_SO}      || true
 125     COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSIMGRID_JAVA_SO} || true
 126     COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSURF_JAVA_SO}    || true
 127
 128     COMMAND ${JAVA_ARCHIVE} -uvf ${SIMGRID_JAR}  NATIVE
 129     COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
 130
 131     COMMAND ${CMAKE_COMMAND} -E echo "-- Cmake put the native code in ${JAVA_NATIVE_PATH}"
 132     COMMAND "${Java_JAVA_EXECUTABLE}" -classpath "${SIMGRID_JAR}" org.simgrid.NativeLib
 133     )
 134   if(MINGW)
 135     find_library(WINPTHREAD_DLL
 136       NAME winpthread winpthread-1
 137       PATHS C:\\MinGW C:\\MinGW64 C:\\MinGW\\bin C:\\MinGW64\\bin
 138     )
 139     add_custom_command(
 140       TARGET simgrid-java_jar POST_BUILD
 141       COMMENT "Add the MinGW libs into simgrid.jar..."
 142       DEPENDS ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO}
 143
 144       COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
 145       COMMAND ${CMAKE_COMMAND} -E make_directory          ${JAVA_NATIVE_PATH}
 146       COMMAND ${CMAKE_COMMAND} -E copy ${WINPTHREAD_DLL}  ${JAVA_NATIVE_PATH}
 147
 148       COMMAND ${JAVA_ARCHIVE} -uvf ${SIMGRID_JAR}  NATIVE
 149       COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
 150     )
 151   endif(MINGW)
 152 endif(enable_lib_in_jar)
 153
 154 include_directories(${JNI_INCLUDE_DIRS} ${JAVA_INCLUDE_PATH} ${JAVA_INCLUDE_PATH2})
 155
 156 if(enable_maintainer_mode)
 157   set(CMAKE_SWIG_FLAGS "-package" "org.simgrid.surf")
 158   set(CMAKE_SWIG_OUTDIR "${CMAKE_HOME_DIRECTORY}/src/bindings/java/org/simgrid/surf")
 159
 160   set_source_files_properties(${JSURF_SWIG_SRC} PROPERTIES CPLUSPLUS 1)
 161
 162   swig_add_module(surf-java java ${JSURF_SWIG_SRC} ${JSURF_JAVA_C_SRC})
 163   swig_link_libraries(surf-java simgrid)
 164 else()
 165   add_library(surf-java SHARED ${JSURF_C_SRC})
 166   target_link_libraries(surf-java simgrid)
 167 endif()
 168
 169 set_target_properties(surf-java PROPERTIES SKIP_BUILD_RPATH ON)
 170 set_target_properties(simgrid-java PROPERTIES SKIP_BUILD_RPATH ON)
 171
 172 add_dependencies(simgrid-java surf-java)
 173 add_dependencies(simgrid-java_jar surf-java)
 174