42 lines
1.5 KiB
CMake
42 lines
1.5 KiB
CMake
#@HEADER
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# ************************************************************************
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#
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# Kokkos v. 4.0
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# Copyright (2022) National Technology & Engineering
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# Solutions of Sandia, LLC (NTESS).
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#
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# Under the terms of Contract DE-NA0003525 with NTESS,
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# the U.S. Government retains certain rights in this software.
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#
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# Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
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#
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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# ************************************************************************
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# @HEADER
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set(USE_THREADS FALSE)
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if(NOT TPL_Pthread_INCLUDE_DIRS AND NOT TPL_Pthread_LIBRARY_DIRS AND NOT TPL_Pthread_LIBRARIES)
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# Use CMake's Thread finder since it is a bit smarter in determining
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# whether pthreads is already built into the compiler and doesn't need
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# a library to link.
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find_package(Threads)
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#If Threads found a copy of pthreads make sure it is one of the cases the tribits
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#tpl system cannot handle.
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if(Threads_FOUND AND CMAKE_USE_PTHREADS_INIT)
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if(CMAKE_THREAD_LIBS_INIT STREQUAL "" OR CMAKE_THREAD_LIBS_INIT STREQUAL "-pthread")
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set(USE_THREADS TRUE)
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endif()
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endif()
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endif()
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if(USE_THREADS)
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set(TPL_Pthread_INCLUDE_DIRS "")
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set(TPL_Pthread_LIBRARIES "${CMAKE_THREAD_LIBS_INIT}")
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set(TPL_Pthread_LIBRARY_DIRS "")
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kokkos_create_imported_tpl_library(Pthread)
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else()
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kokkos_tpl_find_include_dirs_and_libraries(Pthread REQUIRED_HEADERS pthread.h REQUIRED_LIBS_NAMES pthread)
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endif()
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