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Added a compile test for pthread_setaffinity_np to workaround problem with the FreeBSD pthread lib containing the function but the pthread.h header not containing it.

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This commit is contained in:
Robert Osfield
2010-03-24 17:12:05 +00:00
parent 1319e270f6
commit 9d35ec1631
1 changed files with 24 additions and 6 deletions
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30
src/OpenThreads/pthreads/CMakeLists.txt
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@@ -30,6 +30,7 @@ ENDIF()
SET(CMAKE_REQUIRED_LIBRARIES_SAFE "${CMAKE_REQUIRED_LIBRARIES}")
SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
CHECK_FUNCTION_EXISTS(pthread_yield HAVE_PTHREAD_YIELD)
IF(HAVE_PTHREAD_YIELD)
ADD_DEFINITIONS(-DHAVE_PTHREAD_YIELD)
@@ -64,16 +65,33 @@ IF(HAVE_PTHREAD_GETCONCURRENCY)
ENDIF()
CHECK_FUNCTION_EXISTS(pthread_setaffinity_np HAVE_PTHREAD_SETAFFINITY_NP)
IF(HAVE_PTHREAD_SETAFFINITY_NP)
# double check that pthread_setaffinity_np is available as FreeBSD header doesn't contain required function
CHECK_CXX_SOURCE_COMPILES("
#include <pthread.h>
int main() {
cpu_set_t cpumask;
CPU_ZERO( &cpumask );
CPU_SET( 0, &cpumask );
pthread_setaffinity_np( pthread_self(), sizeof(cpumask), &cpumask);
return 0;
}" COMPILES_PTHREAD_SETAFFINITY_NP)
IF (NOT COMPILES_PTHREAD_SETAFFINITY_NP)
SET(HAVE_PTHREAD_SETAFFINITY_NP OFF)
ENDIF()
ENDIF()
IF(HAVE_PTHREAD_SETAFFINITY_NP)
ADD_DEFINITIONS(-DHAVE_PTHREAD_SETAFFINITY_NP)
ELSE()
CHECK_CXX_SOURCE_COMPILES("
#include <sched.h>
int main() {
cpu_set_t cpumask;
sched_setaffinity( 0, sizeof(cpumask), &cpumask );
return 0;
}" HAVE_THREE_PARAM_SCHED_SETAFFINITY)
#include <sched.h>
int main() {
cpu_set_t cpumask;
sched_setaffinity( 0, sizeof(cpumask), &cpumask );
return 0;
}" HAVE_THREE_PARAM_SCHED_SETAFFINITY)
IF(HAVE_THREE_PARAM_SCHED_SETAFFINITY)
ADD_DEFINITIONS(-DHAVE_THREE_PARAM_SCHED_SETAFFINITY)
ELSE()