X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d2cfdb071826e6a57a2601a401444531689de1ad..bb80e6681b64c92d94bd443ad1833c556f1d69e6:/tools/cmake/Java.cmake

diff --git a/tools/cmake/Java.cmake b/tools/cmake/Java.cmake
index fd5cd544c1..6d1e43f6c1 100644
--- a/tools/cmake/Java.cmake
+++ b/tools/cmake/Java.cmake
@@ -3,53 +3,52 @@
 ##   This file is loaded only if the Java option is activated
 ##
 
-cmake_minimum_required(VERSION 2.8.6)
-
-find_package(Java 1.7)
+find_package(Java 1.7 COMPONENTS Runtime Development)
+if (NOT ${Java_FOUND})
+  message(FATAL_ERROR "Java not found (need at least Java7). Please install the JDK or disable that option")
+endif()
+set(Java_FOUND 1)
 include(UseJava)
 
+find_package(JNI REQUIRED)
+message("-- [Java] JNI found: ${JNI_FOUND}")
+message("-- [Java] JNI include dirs: ${JNI_INCLUDE_DIRS}")
+
+# find_package(SWIG)
+# if(${SWIG_FOUND})
+#   include(UseSWIG)
+#   message("-- [Java] Swig found: version ${SWIG_VERSION}")
+# else()
+#   message("-- [Java] Swig NOT FOUND. That's fine unless you work on this part yourself.")
+# endif()
+#mark_as_advanced(SWIG_EXECUTABLE)
+
 # Rules to build libsimgrid-java
 #
 add_library(simgrid-java SHARED ${JMSG_C_SRC})
 set_target_properties(simgrid-java PROPERTIES VERSION ${libsimgrid-java_version})
-if (CMAKE_VERSION VERSION_LESS "2.8.8")
-  include_directories(${JNI_INCLUDE_DIRS})
 
-  message("[Java] Try to workaround missing feature in older CMake. You should better update CMake to version 2.8.8 or above.")
-  get_directory_property(CHECK_INCLUDES INCLUDE_DIRECTORIES)
+get_target_property(COMMON_INCLUDES simgrid-java INCLUDE_DIRECTORIES)
+if (COMMON_INCLUDES)
+  set_target_properties(simgrid-java PROPERTIES
+    INCLUDE_DIRECTORIES "${COMMON_INCLUDES};${JNI_INCLUDE_DIRS}")
 else()
-  get_target_property(COMMON_INCLUDES simgrid-java INCLUDE_DIRECTORIES)
-  if (COMMON_INCLUDES)
-    set_target_properties(simgrid-java PROPERTIES
-      INCLUDE_DIRECTORIES "${COMMON_INCLUDES};${JNI_INCLUDE_DIRS}")
-  else()
-    set_target_properties(simgrid-java PROPERTIES
-      INCLUDE_DIRECTORIES "${JNI_INCLUDE_DIRS}")
-  endif()
-
-  get_target_property(CHECK_INCLUDES simgrid-java INCLUDE_DIRECTORIES)
+  set_target_properties(simgrid-java PROPERTIES
+    INCLUDE_DIRECTORIES "${JNI_INCLUDE_DIRS}")
 endif()
+
+get_target_property(CHECK_INCLUDES simgrid-java INCLUDE_DIRECTORIES)
 message("-- [Java] simgrid-java includes: ${CHECK_INCLUDES}")
 
 target_link_libraries(simgrid-java simgrid)
 
 
 if(WIN32)
-  exec_program("java -d32 -version"
-                OUTPUT_VARIABLE IS_32_BITS_JVM)
+  exec_program("java -d32 -version" OUTPUT_VARIABLE IS_32_BITS_JVM)
   STRING( FIND ${IS_32_BITS_JVM} "Error" POSITION )
-  if(${POSITION} GREATER -1)
-    message("POTENTIAL ERROR: Java JVM needs to be 32 bits to be able to run with Simgrid on Windows for now")
+  if(NOT ${POSITION} GREATER -1)
+    message(fatal_error "SimGrid can only use Java 64 bits")
   endif()
-
-  set_target_properties(simgrid-java PROPERTIES
-    LINK_FLAGS "-Wl,--subsystem,windows,--kill-at")
-  find_path(PEXPORTS_PATH NAMES pexports.exe PATHS NO_DEFAULT_PATHS)
-  message(STATUS "pexports: ${PEXPORTS_PATH}")
-  if(PEXPORTS_PATH)
-    add_custom_command(TARGET simgrid-java POST_BUILD
-      COMMAND ${PEXPORTS_PATH}/pexports.exe ${CMAKE_BINARY_DIR}/lib/simgrid-java.dll > ${CMAKE_BINARY_DIR}/lib/simgrid-java.def)
-  endif(PEXPORTS_PATH)
 endif()
 
 # Rules to build simgrid.jar
@@ -65,8 +64,6 @@ set(LIBSIMGRID_SO
   libsimgrid${CMAKE_SHARED_LIBRARY_SUFFIX})
 set(LIBSIMGRID_JAVA_SO
   ${CMAKE_SHARED_LIBRARY_PREFIX}simgrid-java${CMAKE_SHARED_LIBRARY_SUFFIX})
-set(LIBSURF_JAVA_SO
-  ${CMAKE_SHARED_LIBRARY_PREFIX}surf-java${CMAKE_SHARED_LIBRARY_SUFFIX})
 
 ## Here is how to build simgrid.jar
 ##
@@ -77,115 +74,122 @@ else()
   add_jar(simgrid-java_jar ${JMSG_JAVA_SRC} OUTPUT_NAME simgrid)
 endif()
 
-add_custom_command(
-  TARGET simgrid-java_jar POST_BUILD
-  COMMENT "Add the documentation into simgrid.jar..."
-  DEPENDS ${MANIFEST_IN_FILE}
-	  ${CMAKE_HOME_DIRECTORY}/COPYING
-	  ${CMAKE_HOME_DIRECTORY}/ChangeLog
-	  ${CMAKE_HOME_DIRECTORY}/ChangeLog.SimGrid-java
-	  ${CMAKE_HOME_DIRECTORY}/LICENSE-LGPL-2.1
-	    
-  COMMAND ${CMAKE_COMMAND} -E copy ${MANIFEST_IN_FILE} ${MANIFEST_FILE}
-  COMMAND ${CMAKE_COMMAND} -E echo "Specification-Version: \\\"${SIMGRID_VERSION_MAJOR}.${SIMGRID_VERSION_MINOR}.${SIMGRID_VERSION_PATCH}\\\"" >> ${MANIFEST_FILE}
-  COMMAND ${CMAKE_COMMAND} -E echo "Implementation-Version: \\\"${GIT_VERSION}\\\"" >> ${MANIFEST_FILE}
-
-  COMMAND ${Java_JAVADOC_EXECUTABLE} -quiet -d doc/javadoc -sourcepath ${CMAKE_HOME_DIRECTORY}/src/bindings/java/ org.simgrid.msg org.simgrid.surf org.simgrid.trace
-  
-  COMMAND ${JAVA_ARCHIVE} -uvmf ${MANIFEST_FILE} ${SIMGRID_JAR} doc/javadoc -C ${CMAKE_HOME_DIRECTORY} COPYING ChangeLog ChangeLog.SimGrid-java LICENSE-LGPL-2.1
+if (enable_documentation)
+  add_custom_command(
+    TARGET simgrid-java_jar POST_BUILD
+    COMMENT "Add the documentation into simgrid.jar..."
+    DEPENDS ${MANIFEST_IN_FILE}
+            ${CMAKE_HOME_DIRECTORY}/COPYING
+            ${CMAKE_HOME_DIRECTORY}/ChangeLog
+            ${CMAKE_HOME_DIRECTORY}/NEWS
+            ${CMAKE_HOME_DIRECTORY}/ChangeLog.SimGrid-java
+            ${CMAKE_HOME_DIRECTORY}/LICENSE-LGPL-2.1
+
+    COMMAND ${CMAKE_COMMAND} -E copy ${MANIFEST_IN_FILE} ${MANIFEST_FILE}
+    COMMAND ${CMAKE_COMMAND} -E echo "Specification-Version: \\\"${SIMGRID_VERSION_MAJOR}.${SIMGRID_VERSION_MINOR}.${SIMGRID_VERSION_PATCH}\\\"" >> ${MANIFEST_FILE}
+    COMMAND ${CMAKE_COMMAND} -E echo "Implementation-Version: \\\"${GIT_VERSION}\\\"" >> ${MANIFEST_FILE}
+
+    COMMAND ${Java_JAVADOC_EXECUTABLE} -quiet -d doc/javadoc -sourcepath ${CMAKE_HOME_DIRECTORY}/src/bindings/java/ org.simgrid.msg org.simgrid.trace
+
+    COMMAND ${JAVA_ARCHIVE} -uvmf ${MANIFEST_FILE} ${SIMGRID_JAR} doc/javadoc
+    COMMAND ${JAVA_ARCHIVE} -uvf  ${SIMGRID_JAR} -C ${CMAKE_HOME_DIRECTORY} COPYING -C ${CMAKE_HOME_DIRECTORY} ChangeLog -C ${CMAKE_HOME_DIRECTORY} LICENSE-LGPL-2.1 -C ${CMAKE_HOME_DIRECTORY} NEWS
   )
+endif()
 
 ###
 ### Pack the java libraries into the jarfile if asked to do so
 ###
 
 if(enable_lib_in_jar)
-  find_program(STRIP_COMMAND strip)
-  if(NOT STRIP_COMMAND)
-    set(STRIP_COMMAND "cmake -E echo (strip not found)")
+
+  # Stripping disabled for the time being to make Java debuggable. We should introduce a proper option for that.
+  #find_program(STRIP_COMMAND strip)
+  #mark_as_advanced(STRIP_COMMAND)
+  #if(NOT STRIP_COMMAND)
+  #  set(STRIP_COMMAND "cmake -E echo (strip not found)")
+  #endif()
+  
+  set(SG_SYSTEM_NAME ${CMAKE_SYSTEM_NAME})
+  
+  if(${SG_SYSTEM_NAME} MATCHES "kFreeBSD")
+    set(SG_SYSTEM_NAME GNU/kFreeBSD)
   endif()
 
-  set(JAVA_NATIVE_PATH NATIVE/${CMAKE_SYSTEM_NAME}/${CMAKE_SYSTEM_PROCESSOR})
+  set(JAVA_NATIVE_PATH NATIVE/${SG_SYSTEM_NAME}/${CMAKE_SYSTEM_PROCESSOR})
   if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "^i[3-6]86$")
-    set(JAVA_NATIVE_PATH NATIVE/${CMAKE_SYSTEM_NAME}/x86)
+    set(JAVA_NATIVE_PATH NATIVE/${SG_SYSTEM_NAME}/x86)
   endif()
   if(  (${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64") OR
        (${CMAKE_SYSTEM_PROCESSOR} MATCHES "AMD64")     )
-    set(JAVA_NATIVE_PATH NATIVE/${CMAKE_SYSTEM_NAME}/amd64)
+    set(JAVA_NATIVE_PATH NATIVE/${SG_SYSTEM_NAME}/amd64)
+  endif()
+  if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv7l")
+    set(JAVA_NATIVE_PATH NATIVE/${SG_SYSTEM_NAME}/arm) # Default arm (soft-float ABI)
+  endif()
+
+  # Find how to copy
+  set(CPEXE cp)
+  if(WIN32)
+    set(CPEXE cp.exe)
   endif()
 
+  # Find what to copy
+  set(JAVALIBS ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO} ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_JAVA_SO})
+  if (HAVE_BOOST_CONTEXT)
+    set(JAVALIBS ${JAVALIBS} ${Boost_CONTEXT_LIBRARY_RELEASE})
+  endif()
+  if(MINGW)
+    find_library(WINPTHREAD_DLL
+      NAME winpthread winpthread-1
+      PATHS C:\\MinGW C:\\MinGW64 C:\\MinGW\\bin C:\\MinGW64\\bin C:\\msys64\\mingw32\\bin C:\\msys64\\mingw32 C:\\msys\\mingw32\\bin C:\\msys\\mingw32 C:\\msys64\\mingw64\\bin C:\\msys64\\mingw64 C:\\msys\\mingw64\\bin C:\\msys\\mingw64
+    )
+    if(${WINPTHREAD_DLL})
+      set(JAVALIBS ${JAVALIBS} ${WINPTHREAD_DLL})
+    endif()
+  endif(MINGW)
+  string(REPLACE ";" " " JAVALIBS "${JAVALIBS}")
+  message("-- [Java] Native Libs: ${JAVALIBS}")
+
   add_custom_command(
     TARGET simgrid-java_jar POST_BUILD
     COMMENT "Add the native libs into simgrid.jar..."
-    DEPENDS simgrid-java 
-	    ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO}
-	    ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_JAVA_SO}
-	    ${CMAKE_BINARY_DIR}/lib/${LIBSURF_JAVA_SO}
+    DEPENDS simgrid simgrid-java ${JAVALIBS}
 	  
-    COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
-    COMMAND ${CMAKE_COMMAND} -E make_directory                                     ${JAVA_NATIVE_PATH}
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO}      ${JAVA_NATIVE_PATH}
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_JAVA_SO} ${JAVA_NATIVE_PATH}
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_BINARY_DIR}/lib/${LIBSURF_JAVA_SO}    ${JAVA_NATIVE_PATH}
+    COMMAND ${CMAKE_COMMAND} -E remove_directory ${JAVA_NATIVE_PATH}
+    COMMAND ${CMAKE_COMMAND} -E make_directory   ${JAVA_NATIVE_PATH}
+    
+    COMMAND echo ${CPEXE} ${JAVALIBS} ${JAVA_NATIVE_PATH} # Just display what's going on
+    # So, first of all, I'm sorry for the next few lines. Here is what's going on.
+    # I need to copy some files, depending on the environment. 
+    # I cannot use several POST_BUILD commands because cmake does
+    #     force them to run sequentially, so it fails if we build with -j
+    # So I add some content to the JAVALIBS cmake variable, and copy them in one shoot.
+    # But cmake list variables are ; separated, not space separated.
+    # So I string(REPLACE a bit above to change ; into spaces.
+    # But if I do so, cmake still passes the space-separated list as a single argument to cp.
+    # So I have to fire a sh -c, just to correctly parse the cp parameters.
+    # Yup. That's the ways it goes. cmake is so lovely, that's wonderful.
+    COMMAND sh -c "${CPEXE} ${JAVALIBS} ${JAVA_NATIVE_PATH}" # cp is less portable, but cmake cannot copy several files at once
     
-    # strip seems to fail on Mac on binaries that are already stripped.
-    # It then spits: "symbols referenced by indirect symbol table entries that can't be stripped"
-    COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSIMGRID_SO}      || true
-    COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSIMGRID_JAVA_SO} || true
-    COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSURF_JAVA_SO}    || true
-
-    COMMAND ${JAVA_ARCHIVE} -uvf ${SIMGRID_JAR}  NATIVE
-    COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
+    ## strip seems to fail on Mac on binaries that are already stripped.
+    ## It then spits: "symbols referenced by indirect symbol table entries that can't be stripped"
+    #COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSIMGRID_SO}      || true
+    #COMMAND ${STRIP_COMMAND} ${JAVA_NATIVE_PATH}/${LIBSIMGRID_JAVA_SO} || true
+
+    COMMAND ${JAVA_ARCHIVE} -uvf ${SIMGRID_JAR}  ${JAVA_NATIVE_PATH}
+    COMMAND ${CMAKE_COMMAND} -E remove_directory ${JAVA_NATIVE_PATH}
     
     COMMAND ${CMAKE_COMMAND} -E echo "-- Cmake put the native code in ${JAVA_NATIVE_PATH}"
     COMMAND "${Java_JAVA_EXECUTABLE}" -classpath "${SIMGRID_JAR}" org.simgrid.NativeLib
     )
-  if(MINGW)
-    find_library(WINPTHREAD_DLL
-      NAME winpthread winpthread-1
-      PATHS C:\\MinGW C:\\MinGW64 C:\\MinGW\\bin C:\\MinGW64\\bin
-    )
-    add_custom_command(
-      TARGET simgrid-java_jar POST_BUILD
-      COMMENT "Add the MinGW libs into simgrid.jar..."
-      DEPENDS ${CMAKE_BINARY_DIR}/lib/${LIBSIMGRID_SO}
-
-      COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
-      COMMAND ${CMAKE_COMMAND} -E make_directory          ${JAVA_NATIVE_PATH}
-      COMMAND ${CMAKE_COMMAND} -E copy ${WINPTHREAD_DLL}  ${JAVA_NATIVE_PATH}
-
-      COMMAND ${JAVA_ARCHIVE} -uvf ${SIMGRID_JAR}  NATIVE
-      COMMAND ${CMAKE_COMMAND} -E remove_directory NATIVE
-    )
-  endif(MINGW)
+    
 endif(enable_lib_in_jar)
 
 include_directories(${JNI_INCLUDE_DIRS} ${JAVA_INCLUDE_PATH} ${JAVA_INCLUDE_PATH2})
 
-if(enable_maintainer_mode)
-  set(CMAKE_SWIG_FLAGS "-package" "org.simgrid.surf")
-  set(CMAKE_SWIG_OUTDIR "${CMAKE_HOME_DIRECTORY}/src/bindings/java/org/simgrid/surf")
-
-  set_source_files_properties(${JSURF_SWIG_SRC} PROPERTIES CPLUSPLUS 1)
-
-  swig_add_module(surf-java java ${JSURF_SWIG_SRC} ${JSURF_JAVA_C_SRC})
-  swig_link_libraries(surf-java simgrid)
-else()
-  add_library(surf-java SHARED ${JSURF_C_SRC})
-  target_link_libraries(surf-java simgrid)
-endif()
-
-set_target_properties(surf-java PROPERTIES SKIP_BUILD_RPATH ON)
 set_target_properties(simgrid-java PROPERTIES SKIP_BUILD_RPATH ON)
 
-add_dependencies(simgrid-java surf-java)
-add_dependencies(simgrid-java_jar surf-java)
+add_dependencies(simgrid-java_jar simgrid-java)
+add_dependencies(simgrid-java_jar simgrid)
+
 
-if(WIN32)
-  set_target_properties(surf-java PROPERTIES
-    LINK_FLAGS "-Wl,--subsystem,windows,--kill-at")
-  if(PEXPORTS_PATH)
-    add_custom_command(TARGET surf-java POST_BUILD
-      COMMAND ${PEXPORTS_PATH}/pexports.exe ${CMAKE_BINARY_DIR}/lib/surf-java.dll > ${CMAKE_BINARY_DIR}/lib/surf-java.def)
-  endif(PEXPORTS_PATH)
-endif()