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explicitly link to OpenMP #4961

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merged 1 commit into from
Oct 31, 2024
Merged

explicitly link to OpenMP #4961

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13 changes: 13 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -102,6 +102,10 @@ endif()

message(WARNING "CMake support is experimental. It does not yet support all build options and may not produce the same Makefiles that OpenBLAS ships with.")

if (USE_OPENMP)
find_package(OpenMP REQUIRED)
endif ()

include("${PROJECT_SOURCE_DIR}/cmake/utils.cmake")
include("${PROJECT_SOURCE_DIR}/cmake/system.cmake")

Expand Down Expand Up @@ -258,6 +262,15 @@ if (${CMAKE_SYSTEM_NAME} MATCHES "AIX|Android|Linux|FreeBSD|OpenBSD|NetBSD|Drago
endif()
endif()

if (USE_OPENMP)
if(BUILD_STATIC_LIBS)
target_link_libraries(${OpenBLAS_LIBNAME}_static OpenMP::OpenMP_C)
endif()
if(BUILD_SHARED_LIBS)
target_link_libraries(${OpenBLAS_LIBNAME}_shared OpenMP::OpenMP_C)
endif()
endif()

# Seems that this hack doesn't required since macOS 11 Big Sur
if (APPLE AND BUILD_SHARED_LIBS AND CMAKE_HOST_SYSTEM_VERSION VERSION_LESS 20)
set (CMAKE_C_USE_RESPONSE_FILE_FOR_OBJECTS 1)
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