diff options
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/FindThreads.cmake | 71 |
1 files changed, 43 insertions, 28 deletions
diff --git a/Modules/FindThreads.cmake b/Modules/FindThreads.cmake index 403f98f..c183f42 100644 --- a/Modules/FindThreads.cmake +++ b/Modules/FindThreads.cmake @@ -9,14 +9,46 @@ INCLUDE (${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake) INCLUDE (${CMAKE_ROOT}/Modules/CheckLibraryExists.cmake) +# Do we have sproc? 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) - IF(NOT APPLE) +IF(CMAKE_HAVE_SPROC_H) + # We have sproc + SET(CMAKE_USE_SPROC_INIT 1) +ELSE(CMAKE_HAVE_SPROC_H) + # Do we have pthreads? + CHECK_INCLUDE_FILE("pthread.h" CMAKE_HAVE_PTHREAD_H) + IF(CMAKE_HAVE_PTHREAD_H) + # We have pthread.h + # Let's check for the library now. + SET(CMAKE_HAVE_THREADS_LIBRARY) + IF(NOT THREADS_HAVE_PTHREAD_ARG) + # Do we have -lpthreads + CHECK_LIBRARY_EXISTS(pthreads pthread_create "" CMAKE_HAVE_PTHREADS_CREATE) + IF(CMAKE_HAVE_PTHREADS_CREATE) + SET(CMAKE_THREAD_LIBS_INIT "-lpthreads") + SET(CMAKE_HAVE_THREADS_LIBRARY 1) + ENDIF(CMAKE_HAVE_PTHREADS_CREATE) + # Ok, how about -lpthread + CHECK_LIBRARY_EXISTS(pthread pthread_create "" CMAKE_HAVE_PTHREAD_CREATE) + IF(CMAKE_HAVE_PTHREAD_CREATE) + SET(CMAKE_THREAD_LIBS_INIT "-lpthread") + SET(CMAKE_HAVE_THREADS_LIBRARY 1) + ENDIF(CMAKE_HAVE_PTHREAD_CREATE) + IF(CMAKE_SYSTEM MATCHES "SunOS.*") + # On sun also check for -lthread + CHECK_LIBRARY_EXISTS(thread thr_create "" CMAKE_HAVE_THR_CREATE) + IF(CMAKE_HAVE_THR_CREATE) + SET(CMAKE_THREAD_LIBS_INIT "-lthread") + SET(CMAKE_HAVE_THREADS_LIBRARY 1) + ENDIF(CMAKE_HAVE_THR_CREATE) + ENDIF(CMAKE_SYSTEM MATCHES "SunOS.*") + ENDIF(NOT THREADS_HAVE_PTHREAD_ARG) + + IF(NOT CMAKE_HAVE_THREADS_LIBRARY) + # If we did not found -lpthread, -lpthread, or -lthread, look for -pthread IF("THREADS_HAVE_PTHREAD_ARG" MATCHES "^THREADS_HAVE_PTHREAD_ARG") MESSAGE(STATUS "Check if compiler accepts -pthread") TRY_RUN(THREADS_PTHREAD_ARG THREADS_HAVE_PTHREAD_ARG @@ -38,31 +70,14 @@ IF(CMAKE_HAVE_PTHREAD_H) "Determining if compiler accepts -pthread failed with the following output:\n${OUTPUT}\n\n") ENDIF(THREADS_HAVE_PTHREAD_ARG) ENDIF("THREADS_HAVE_PTHREAD_ARG" MATCHES "^THREADS_HAVE_PTHREAD_ARG") - ENDIF(NOT APPLE) - IF(THREADS_HAVE_PTHREAD_ARG) - SET(CMAKE_THREAD_LIBS_INIT "-pthread") - ELSE(THREADS_HAVE_PTHREAD_ARG) - 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(THREADS_HAVE_PTHREAD_ARG) - ENDIF(NOT CMAKE_HAVE_SPROC_H) -ENDIF(CMAKE_HAVE_PTHREAD_H) - -IF(CMAKE_HAVE_SPROC_H) - SET(CMAKE_USE_SPROC_INIT 1) + IF(THREADS_HAVE_PTHREAD_ARG) + SET(CMAKE_THREAD_LIBS_INIT "-pthread") + ELSE(THREADS_HAVE_PTHREAD_ARG) + ENDIF(THREADS_HAVE_PTHREAD_ARG) + ENDIF(NOT CMAKE_HAVE_THREADS_LIBRARY) + ENDIF(CMAKE_HAVE_PTHREAD_H) ENDIF(CMAKE_HAVE_SPROC_H) + IF(CMAKE_THREAD_LIBS_INIT) SET(CMAKE_USE_PTHREADS_INIT 1) ENDIF(CMAKE_THREAD_LIBS_INIT) |