CMake/Modules/FindThreads.cmake

71 lines
2.4 KiB
CMake

# This module determines the thread library of the system.
# The following variables are set
# CMAKE_THREAD_LIBS_INIT - the thread library to link into an application (-lpthread )
# CMAKE_USE_SPROC_INIT - are we using sproc?
# CMAKE_USE_WIN32_THREADS_INIT - are we using WIN32 threads
# CMAKE_USE_PTHREADS_INIT - are we using pthreads
# CMAKE_HP_PTHREADS_INIT - are we using hp pthreads
INCLUDE (${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake)
INCLUDE (${CMAKE_ROOT}/Modules/CheckLibraryExists.cmake)
IF(CMAKE_SYSTEM MATCHES IRIX)
CHECK_INCLUDE_FILE("sys/prctl.h" CMAKE_HAVE_SPROC_H)
ENDIF(CMAKE_SYSTEM MATCHES IRIX)
CHECK_INCLUDE_FILE("pthread.h" CMAKE_HAVE_PTHREAD_H)
IF(CMAKE_HAVE_PTHREAD_H)
IF(NOT CMAKE_HAVE_SPROC_H)
CHECK_LIBRARY_EXISTS(pthreads pthread_create "" CMAKE_HAVE_PTHREADS_CREATE)
IF(CMAKE_HAVE_PTHREADS_CREATE)
SET(CMAKE_THREAD_LIBS_INIT "-lpthreads")
ENDIF(CMAKE_HAVE_PTHREADS_CREATE)
CHECK_LIBRARY_EXISTS(pthread pthread_create "" CMAKE_HAVE_PTHREAD_CREATE)
IF(CMAKE_HAVE_PTHREAD_CREATE)
SET(CMAKE_THREAD_LIBS_INIT "-lpthread")
ENDIF(CMAKE_HAVE_PTHREAD_CREATE)
IF(CMAKE_SYSTEM MATCHES "SunOS.*")
CHECK_LIBRARY_EXISTS(thread thr_create "" CMAKE_HAVE_THR_CREATE)
IF(CMAKE_HAVE_THR_CREATE)
SET(CMAKE_THREAD_LIBS_INIT "-lthread")
ENDIF(CMAKE_HAVE_THR_CREATE)
ENDIF(CMAKE_SYSTEM MATCHES "SunOS.*")
ENDIF(NOT CMAKE_HAVE_SPROC_H)
ENDIF(CMAKE_HAVE_PTHREAD_H)
IF(CMAKE_HAVE_SPROC_H)
SET(CMAKE_USE_SPROC_INIT 1)
ENDIF(CMAKE_HAVE_SPROC_H)
IF(CMAKE_THREAD_LIBS_INIT)
SET(CMAKE_USE_PTHREADS_INIT 1)
ENDIF(CMAKE_THREAD_LIBS_INIT)
IF(CMAKE_SYSTEM MATCHES "Windows")
SET(CMAKE_USE_WIN32_THREADS_INIT 1)
ENDIF(CMAKE_SYSTEM MATCHES "Windows")
IF(CMAKE_USE_PTHREADS_INIT)
IF(CMAKE_SYSTEM MATCHES "HP-UX-*")
SET(CMAKE_THREAD_LIBS_INIT "-lcma")
SET(CMAKE_USE_PTHREADS_INIT 1)
SET(CMAKE_HP_PTHREADS_INIT 1)
ENDIF(CMAKE_SYSTEM MATCHES "HP-UX-*")
IF(CMAKE_SYSTEM MATCHES "OSF1-V*")
SET(CMAKE_USE_PTHREADS_INIT 0)
SET(CMAKE_THREAD_LIBS_INIT )
ENDIF(CMAKE_SYSTEM MATCHES "OSF1-V*")
IF(CMAKE_SYSTEM MATCHES "FreeBSD*")
SET(CMAKE_USE_PTHREADS_INIT 0)
SET(CMAKE_THREAD_LIBS_INIT )
ENDIF(CMAKE_SYSTEM MATCHES "FreeBSD*")
IF(CMAKE_SYSTEM MATCHES "CYGWIN_NT*")
SET(CMAKE_USE_PTHREADS_INIT 1)
SET(CMAKE_THREAD_LIBS_INIT )
SET(CMAKE_USE_WIN32_THREADS_INIT 0)
ENDIF(CMAKE_SYSTEM MATCHES "CYGWIN_NT*")
ENDIF(CMAKE_USE_PTHREADS_INIT)