Merge topic 'threads-cleanup'

693f8bf3 FindThreads: simplify checking for SunOS
858ce31f FindThreads: avoid useless checks if a thread library is already found
fdf7bd27 FindThreads: replace MATCHES with STREQUAL
This commit is contained in:
Brad King 2014-03-27 11:12:08 -04:00 committed by CMake Topic Stage
commit e8451d6426
1 changed files with 16 additions and 17 deletions

View File

@ -63,16 +63,15 @@ else()
set(CMAKE_THREAD_LIBS_INIT "")
set(CMAKE_HAVE_THREADS_LIBRARY 1)
set(Threads_FOUND TRUE)
endif()
else()
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()
else()
# Ok, how about -lpthread
CHECK_LIBRARY_EXISTS(pthread pthread_create "" CMAKE_HAVE_PTHREAD_CREATE)
@ -80,9 +79,8 @@ else()
set(CMAKE_THREAD_LIBS_INIT "-lpthread")
set(CMAKE_HAVE_THREADS_LIBRARY 1)
set(Threads_FOUND TRUE)
endif()
if(CMAKE_SYSTEM MATCHES "SunOS.*")
elseif(CMAKE_SYSTEM_NAME MATCHES "SunOS")
# On sun also check for -lthread
CHECK_LIBRARY_EXISTS(thread thr_create "" CMAKE_HAVE_THR_CREATE)
if(CMAKE_HAVE_THR_CREATE)
@ -93,10 +91,11 @@ else()
endif()
endif()
endif()
endif()
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")
if("x${THREADS_HAVE_PTHREAD_ARG}" STREQUAL "x")
message(STATUS "Check if compiler accepts -pthread")
try_run(THREADS_PTHREAD_ARG THREADS_HAVE_PTHREAD_ARG
${CMAKE_BINARY_DIR}