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authorDavid Cole <david.cole@kitware.com>2011-09-21 21:29:39 (GMT)
committerCMake Topic Stage <kwrobot@kitware.com>2011-09-21 21:29:39 (GMT)
commit26e5b0ea82ed77d05b54adcd8d2ff029bff56280 (patch)
tree020c17f2bd863a32676c40f2e572bee8ee08182d
parentac623ce2fe3341ec451fc64e4be91320da3afcbe (diff)
parent98c49a4a258214306db86eb5d7a2383d8b0561d1 (diff)
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Merge topic 'revert-fix-for-11333'
98c49a4 Revert "FindThreads: Try pthreads with no special option first (#11333)"
-rw-r--r--Modules/FindThreads.cmake47
1 files changed, 19 insertions, 28 deletions
diff --git a/Modules/FindThreads.cmake b/Modules/FindThreads.cmake
index 21614fb..a6c2df8 100644
--- a/Modules/FindThreads.cmake
+++ b/Modules/FindThreads.cmake
@@ -23,7 +23,6 @@
INCLUDE (CheckIncludeFiles)
INCLUDE (CheckLibraryExists)
-INCLUDE (CheckSymbolExists)
SET(Threads_FOUND FALSE)
# Do we have sproc?
@@ -45,41 +44,33 @@ ELSE()
#
SET(CMAKE_HAVE_THREADS_LIBRARY)
IF(NOT THREADS_HAVE_PTHREAD_ARG)
- # Check if pthread functions are in normal C library
- CHECK_SYMBOL_EXISTS(pthread_create pthread.h CMAKE_HAVE_LIBC_CREATE)
- IF(CMAKE_HAVE_LIBC_CREATE)
- SET(CMAKE_THREAD_LIBS_INIT "")
+
+ # 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)
SET(Threads_FOUND TRUE)
ENDIF()
- IF(NOT CMAKE_HAVE_THREADS_LIBRARY)
- # 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)
- SET(Threads_FOUND TRUE)
- ENDIF()
+ # 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(Threads_FOUND TRUE)
+ SET(CMAKE_HAVE_THREADS_LIBRARY 1)
+ ENDIF()
- # 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")
+ 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)
SET(Threads_FOUND TRUE)
ENDIF()
+ ENDIF(CMAKE_SYSTEM MATCHES "SunOS.*")
- 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)
- SET(Threads_FOUND TRUE)
- ENDIF()
- ENDIF(CMAKE_SYSTEM MATCHES "SunOS.*")
- ENDIF(NOT CMAKE_HAVE_THREADS_LIBRARY)
ENDIF(NOT THREADS_HAVE_PTHREAD_ARG)
IF(NOT CMAKE_HAVE_THREADS_LIBRARY)
@@ -120,7 +111,7 @@ ELSE()
ENDIF(CMAKE_HAVE_PTHREAD_H)
ENDIF()
-IF(CMAKE_THREAD_LIBS_INIT OR CMAKE_HAVE_LIBC_CREATE)
+IF(CMAKE_THREAD_LIBS_INIT)
SET(CMAKE_USE_PTHREADS_INIT 1)
SET(Threads_FOUND TRUE)
ENDIF()