[Openmp-commits] [PATCH] D95572: [libomptarget][NFC] Link plugins with threads support library due to std::call_once usage.

[Vyacheslav Zakharin via Phabricator via Openmp-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG0fc90873b2ef: [libomptarget][NFC] Link plugins with threads support library due to std… (authored by vzakhari).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D95572/new/

https://reviews.llvm.org/D95572

Files:
  openmp/libomptarget/cmake/Modules/LibomptargetGetDependencies.cmake
  openmp/libomptarget/plugins/CMakeLists.txt
  openmp/libomptarget/plugins/cuda/CMakeLists.txt
  openmp/libomptarget/plugins/remote/server/CMakeLists.txt
  openmp/libomptarget/plugins/remote/src/CMakeLists.txt


Index: openmp/libomptarget/plugins/remote/src/CMakeLists.txt
===================================================================
--- openmp/libomptarget/plugins/remote/src/CMakeLists.txt
+++ openmp/libomptarget/plugins/remote/src/CMakeLists.txt
@@ -35,6 +35,7 @@
   grpc++
   protobuf
   "-ldl"
+  ${OPENMP_PTHREAD_LIB}
   "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/../../exports")
 
 # Report to the parent scope that we are building a plugin for RPC.
Index: openmp/libomptarget/plugins/remote/server/CMakeLists.txt
===================================================================
--- openmp/libomptarget/plugins/remote/server/CMakeLists.txt
+++ openmp/libomptarget/plugins/remote/server/CMakeLists.txt
@@ -27,4 +27,5 @@
 target_link_libraries(openmp-offloading-server
         grpc++
         protobuf
+        ${OPENMP_PTHREAD_LIB}
         "-ldl" "-lomp" "-fopenmp" "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/../../exports" ${LIBOMPTARGET_DEP_LIBELF_LIBRARIES})
Index: openmp/libomptarget/plugins/cuda/CMakeLists.txt
===================================================================
--- openmp/libomptarget/plugins/cuda/CMakeLists.txt
+++ openmp/libomptarget/plugins/cuda/CMakeLists.txt
@@ -52,6 +52,7 @@
   MemoryManager
   ${LIBOMPTARGET_DEP_LIBRARIES}
   ${LIBOMPTARGET_DEP_LIBELF_LIBRARIES}
+  ${OPENMP_PTHREAD_LIB}
   "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/../exports"
   "-Wl,-z,defs")
 
Index: openmp/libomptarget/plugins/CMakeLists.txt
===================================================================
--- openmp/libomptarget/plugins/CMakeLists.txt
+++ openmp/libomptarget/plugins/CMakeLists.txt
@@ -46,6 +46,7 @@
         ${LIBOMPTARGET_DEP_LIBFFI_LIBRARIES}
         ${LIBOMPTARGET_DEP_LIBELF_LIBRARIES}
         dl
+        ${OPENMP_PTHREAD_LIB}
         "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/../exports")
 
       list(APPEND LIBOMPTARGET_TESTED_PLUGINS
Index: openmp/libomptarget/cmake/Modules/LibomptargetGetDependencies.cmake
===================================================================
--- openmp/libomptarget/cmake/Modules/LibomptargetGetDependencies.cmake
+++ openmp/libomptarget/cmake/Modules/LibomptargetGetDependencies.cmake
@@ -251,3 +251,28 @@
     endif()
   endif()
 endif()
+
+if (OPENMP_STANDALONE_BUILD)
+  # This duplicates code from llvm/cmake/config-ix.cmake
+  if( WIN32 AND NOT CYGWIN )
+    # We consider Cygwin as another Unix
+    set(PURE_WINDOWS 1)
+  endif()
+
+  # library checks
+  if( NOT PURE_WINDOWS )
+    check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
+  endif()
+
+  if(HAVE_LIBPTHREAD)
+    # We want to find pthreads library and at the moment we do want to
+    # have it reported as '-l<lib>' instead of '-pthread'.
+    # TODO: switch to -pthread once the rest of the build system can deal with it.
+    set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
+    set(THREADS_HAVE_PTHREAD_ARG Off)
+    find_package(Threads REQUIRED)
+    set(OPENMP_PTHREAD_LIB ${CMAKE_THREAD_LIBS_INIT})
+  endif()
+else()
+  set(OPENMP_PTHREAD_LIB ${LLVM_PTHREAD_LIB})
+endif()


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