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Merge pull request #1778 from obache/neatsrc/fix1768

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Change to detect POSIX Thread priority support properly
This commit is contained in:
Pieter Hintjens 2016-02-07 10:31:19 +01:00
commit 8a1dcca8c2
1 changed files with 7 additions and 1 deletions
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8
src/thread.cpp
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@ -77,6 +77,7 @@ void zmq::thread_t::setSchedulingParameters(int priority_, int schedulingPolicy_
#else
#include <signal.h>
#include <unistd.h>
extern "C"
{
@ -114,10 +115,15 @@ void zmq::thread_t::stop ()
void zmq::thread_t::setSchedulingParameters(int priority_, int schedulingPolicy_)
{
#if !defined ZMQ_HAVE_ZOS && !defined ZMQ_HAVE_HPUX && !defined ZMQ_HAVE_GNU
#if defined _POSIX_THREAD_PRIORITY_SCHEDULING && _POSIX_THREAD_PRIORITY_SCHEDULING >= 0
int policy = 0;
struct sched_param param;
#if _POSIX_THREAD_PRIORITY_SCHEDULING == 0 && defined _SC_THREAD_PRIORITY_SCHEDULING
if (sysconf(_SC_THREAD_PRIORITY_SCHEDULING) < 0) {
return;
}
#endif
int rc = pthread_getschedparam(descriptor, &policy, &param);
posix_assert (rc);