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Merge topic 'FindThreads-aix'

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3257c34073 FindThreads: avoid failing in AIX when using -D_XOPEN_SOURCE=500

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !7230
This commit is contained in:
Brad King
2022-05-04 15:08:31 +00:00
committed by Kitware Robot
parent 9a49a93d98 3257c34073
commit 8aff3e41a8
1 changed files with 19 additions and 33 deletions
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Modules/FindThreads.cmake
+19 -33
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@@ -156,41 +156,27 @@ macro(_threads_check_flag_pthread)
endif()
endmacro()
# Do we have pthreads?
if(CMAKE_C_COMPILER_LOADED)
CHECK_INCLUDE_FILE("pthread.h" CMAKE_HAVE_PTHREAD_H)
else()
CHECK_INCLUDE_FILE_CXX("pthread.h" CMAKE_HAVE_PTHREAD_H)
# Check if pthread functions are in normal C library.
# We list some pthread functions in PTHREAD_C_CXX_TEST_SOURCE test code.
# If the pthread functions already exist in C library, we could just use
# them instead of linking to the additional pthread library.
_threads_check_libc()
# Check for -pthread first if enabled. This is the recommended
# way, but not backwards compatible as one must also pass -pthread
# as compiler flag then.
if (THREADS_PREFER_PTHREAD_FLAG)
_threads_check_flag_pthread()
endif ()
if(CMAKE_SYSTEM MATCHES "GHS-MULTI")
_threads_check_lib(posix pthread_create CMAKE_HAVE_PTHREADS_CREATE)
endif()
_threads_check_lib(pthreads pthread_create CMAKE_HAVE_PTHREADS_CREATE)
_threads_check_lib(pthread pthread_create CMAKE_HAVE_PTHREAD_CREATE)
if(CMAKE_HAVE_PTHREAD_H)
#
# We have pthread.h
# Let's check for the library now.
#
# Check if pthread functions are in normal C library.
# We list some pthread functions in PTHREAD_C_CXX_TEST_SOURCE test code.
# If the pthread functions already exist in C library, we could just use
# them instead of linking to the additional pthread library.
_threads_check_libc()
# Check for -pthread first if enabled. This is the recommended
# way, but not backwards compatible as one must also pass -pthread
# as compiler flag then.
if (THREADS_PREFER_PTHREAD_FLAG)
_threads_check_flag_pthread()
endif ()
if(CMAKE_SYSTEM MATCHES "GHS-MULTI")
_threads_check_lib(posix pthread_create CMAKE_HAVE_PTHREADS_CREATE)
endif()
_threads_check_lib(pthreads pthread_create CMAKE_HAVE_PTHREADS_CREATE)
_threads_check_lib(pthread pthread_create CMAKE_HAVE_PTHREAD_CREATE)
if (NOT THREADS_PREFER_PTHREAD_FLAG)
_threads_check_flag_pthread()
endif()
if (NOT THREADS_PREFER_PTHREAD_FLAG)
_threads_check_flag_pthread()
endif()
if(CMAKE_THREAD_LIBS_INIT OR CMAKE_HAVE_LIBC_PTHREAD)