Integrate a Debian patch (armel portability)

[simgrid.git] / tools / cmake / MakeLib.cmake

diff --git a/tools/cmake/MakeLib.cmake b/tools/cmake/MakeLib.cmake
index c56ab59..2375082 100644 (file)
--- a/tools/cmake/MakeLib.cmake
+++ b/tools/cmake/MakeLib.cmake
@@ -4,10 +4,13 @@
 # See https://cmake.org/Wiki/CMake_RPATH_handling and Java.cmake
 set(MACOSX_RPATH ON)
 if(APPLE)
+  SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) # When installed, use system path
+  set(CMAKE_SKIP_BUILD_RPATH FALSE)         # When executing from build tree, take the lib from the build path if exists
+  set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE) # When executing from build tree, take the lib from the system path if exists
+  
   # add the current location of libsimgrid-java.dynlib as a location for libsimgrid.dynlib
-  # (useful when unpacking the native libraries from the jarfile)
-  set(CMAKE_INSTALL_RPATH "@loader_path/.")
-  SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
+  # (useful when unpacking the native libraries from the jarfile)
+  set(CMAKE_INSTALL_RPATH "@loader_path/.;@rpath/.")
 endif()
 
 ###############################
@@ -34,33 +37,13 @@ if (HAVE_BOOST_CONTEXTS)
   set(SIMGRID_DEP "${SIMGRID_DEP} ${Boost_CONTEXT_LIBRARY}")
 endif()
 
-if(HAVE_PTHREAD AND ${HAVE_THREAD_CONTEXTS} AND NOT APPLE)
-  # Clang on recent Mac OS X is not happy about -pthread.
-  SET(SIMGRID_DEP "${SIMGRID_DEP} -pthread")
+if(CMAKE_USE_PTHREADS_INIT AND ${HAVE_THREAD_CONTEXTS})
+  set(SIMGRID_DEP "${SIMGRID_DEP} ${CMAKE_THREAD_LIBS_INIT}")
 endif()
 
-if(HAVE_LUA)
+if(SIMGRID_HAVE_LUA)
   ADD_CUSTOM_TARGET(link_simgrid_lua ALL
     DEPENDS    simgrid
-    ${CMAKE_BINARY_DIR}/examples/lua/simgrid.${LIB_EXE}
-    ${CMAKE_BINARY_DIR}/examples/msg/masterslave/simgrid.${LIB_EXE}
-    ${CMAKE_BINARY_DIR}/examples/simdag/simgrid.${LIB_EXE}
-    )
-  add_custom_command(
-    OUTPUT     ${CMAKE_BINARY_DIR}/examples/lua/simgrid.${LIB_EXE}
-    ${CMAKE_BINARY_DIR}/examples/msg/masterslave/simgrid.${LIB_EXE}
-    ${CMAKE_BINARY_DIR}/examples/simdag/simgrid.${LIB_EXE}
-    COMMAND ${CMAKE_COMMAND} -E remove -f ${CMAKE_BINARY_DIR}/examples/lua/simgrid.${LIB_EXE} # if it exists, creating the link fails. So cleanup before hand
-    COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/examples/lua/
-    COMMAND ${CMAKE_COMMAND} -E create_symlink ${CMAKE_BINARY_DIR}/lib/libsimgrid.${LIB_EXE} ${CMAKE_BINARY_DIR}/examples/lua/simgrid.${LIB_EXE} #for test
-
-    COMMAND ${CMAKE_COMMAND} -E remove -f ${CMAKE_BINARY_DIR}/examples/msg/masterslave/simgrid.${LIB_EXE} # if it exists, creating the link fails. So cleanup before hand
-    COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/examples/msg/masterslave/
-    COMMAND ${CMAKE_COMMAND} -E create_symlink ${CMAKE_BINARY_DIR}/lib/libsimgrid.${LIB_EXE} ${CMAKE_BINARY_DIR}/examples/msg/masterslave/simgrid.${LIB_EXE} #for test
-
-    COMMAND ${CMAKE_COMMAND} -E remove -f ${CMAKE_BINARY_DIR}/examples/simdag/simgrid.${LIB_EXE} # if it exists, creating the link fails. So cleanup before hand
-    COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/examples/simdag/
-    COMMAND ${CMAKE_COMMAND} -E create_symlink ${CMAKE_BINARY_DIR}/lib/libsimgrid.${LIB_EXE} ${CMAKE_BINARY_DIR}/examples/simdag/simgrid.${LIB_EXE} #for test
     )
   SET(SIMGRID_DEP "${SIMGRID_DEP} ${LUA_LIBRARY} ${DL_LIBRARY}")
 endif()
@@ -79,12 +62,12 @@ if(HAVE_GRAPHVIZ)
   endif()
 endif()
 
-if(HAVE_MC AND HAVE_GNU_LD AND NOT ${DL_LIBRARY} STREQUAL "")
+if(SIMGRID_HAVE_MC AND HAVE_GNU_LD AND NOT ${DL_LIBRARY} STREQUAL "")
   SET(SIMGRID_DEP "${SIMGRID_DEP} ${DL_LIBRARY}")
 endif()
 
-if(HAVE_NS3)
-  SET(SIMGRID_DEP "${SIMGRID_DEP} -lns${NS3_VERSION}-core${NS3_SUFFIX} -lns${NS3_VERSION}-csma${NS3_SUFFIX} -lns${NS3_VERSION}-point-to-point${NS3_SUFFIX} -lns${NS3_VERSION}-internet${NS3_SUFFIX} -lns${NS3_VERSION}-applications${NS3_SUFFIX}")
+if(SIMGRID_HAVE_NS3)
+  SET(SIMGRID_DEP "${SIMGRID_DEP} -lns${NS3_VERSION}-core${NS3_SUFFIX} -lns${NS3_VERSION}-csma${NS3_SUFFIX} -lns${NS3_VERSION}-point-to-point${NS3_SUFFIX} -lns${NS3_VERSION}-internet${NS3_SUFFIX} -lns${NS3_VERSION}-network${NS3_SUFFIX} -lns${NS3_VERSION}-applications${NS3_SUFFIX}")
 endif()
 
 if(HAVE_POSIX_GETTIME)
@@ -112,6 +95,26 @@ if(enable_smpi AND APPLE)
   set(SIMGRID_DEP "${SIMGRID_DEP} -Wl,-U -Wl,_smpi_simulated_main")
 endif()
 
+# See https://github.com/HewlettPackard/foedus_code/blob/master/foedus-core/cmake/FindGccAtomic.cmake
+FIND_LIBRARY(GCCLIBATOMIC_LIBRARY NAMES atomic atomic.so.1 libatomic.so.1
+  HINTS
+    $ENV{HOME}/local/lib64
+    $ENV{HOME}/local/lib
+    /usr/local/lib64
+    /usr/local/lib
+    /opt/local/lib64
+    /opt/local/lib
+    /usr/lib64
+    /usr/lib
+    /lib64
+    /lib
+)
+
+# Fix a FTBFS on armel, mips, mipsel and friends (Debian's #872881)
+if(CMAKE_COMPILER_IS_GNUCC AND GCCLIBATOMIC_LIBRARY)
+    set(SIMGRID_DEP   "${SIMGRID_DEP}   -Wl,--as-needed -latomic -Wl,--no-as-needed")
+endif()
+
 target_link_libraries(simgrid  ${SIMGRID_DEP})
 
 # Dependencies from maintainer mode