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cmake refactor: move HP-UX specific logic into its own function #3946

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merged 1 commit into from Mar 12, 2024
Merged

cmake refactor: move HP-UX specific logic into its own function #3946

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25 changes: 15 additions & 10 deletions build/cmake/CMakeLists.txt
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Expand Up @@ -114,20 +114,25 @@ endif ()
#-----------------------------------------------------------------------------
# External dependencies
#-----------------------------------------------------------------------------
# Define a function to handle special thread settings for HP-UX
# See https://github.com/facebook/zstd/pull/3862 for details.
function(setup_hpux_threads)
find_package(Threads)
if (NOT Threads_FOUND)
set(CMAKE_USE_PTHREADS_INIT 1 PARENT_SCOPE)
set(CMAKE_THREAD_LIBS_INIT -lpthread PARENT_SCOPE)
set(CMAKE_HAVE_THREADS_LIBRARY 1 PARENT_SCOPE)
set(Threads_FOUND TRUE PARENT_SCOPE)
endif()
endfunction()

if (ZSTD_MULTITHREAD_SUPPORT AND UNIX)
if (CMAKE_SYSTEM_NAME MATCHES "HP-UX")
find_package(Threads)
if (NOT Threads_FOUND)
set(CMAKE_USE_PTHREADS_INIT 1)
set(CMAKE_THREAD_LIBS_INIT -lpthread)
set(CMAKE_HAVE_THREADS_LIBRARY 1)
set(Threads_FOUND TRUE)
endif ()
else ()
setup_hpux_threads()
else()
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
endif ()

endif()
if (CMAKE_USE_PTHREADS_INIT)
set(THREADS_LIBS "${CMAKE_THREAD_LIBS_INIT}")
else()
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