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// -*- C++ -*-
#include "CPUAffinity_exec.h"
#include "ace/Log_Msg.h"
#include "ace/os_include/os_sched.h"
#include "tao/ORB_Core.h"
#include "tao/Transport_Cache_Manager.h"
#include "tao/Thread_Lane_Resources.h"
namespace CIAO_cpuaffinity_A_Impl
{
//============================================================
// Pulse generator
//============================================================
Component_exec_i::Component_exec_i (void)
: cpu_affinity_ (-1)
{
}
Component_exec_i::~Component_exec_i (void)
{
}
// Port operations.
void Component_exec_i::cpu_affinity (CORBA::Long tc_max)
{
this->cpu_affinity_ = tc_max;
}
CORBA::Long Component_exec_i::cpu_affinity (void)
{
return this->cpu_affinity_;
}
// Operations from Components::SessionComponent.
void
Component_exec_i::set_session_context (
::Components::SessionContext_ptr ctx)
{
this->context_ =
::cpuaffinity::CCM_A_Context::_narrow (ctx);
if ( ::CORBA::is_nil (this->context_.in ()))
{
throw ::CORBA::INTERNAL ();
}
}
void
Component_exec_i::configuration_complete (void)
{
}
void
Component_exec_i::ccm_activate (void)
{
#if defined (ACE_HAS_SCHED_GETAFFINITY)
if (ACE_OS::num_processors () < 2)
{
ACE_DEBUG ((LM_DEBUG, "This machine only has a single processor, aborting\n"));
return;
}
cpu_set_t mask;
CPU_ZERO (&mask);
int retval = sched_getaffinity (0, sizeof (cpu_set_t), &mask);
if (retval != 0)
{
ACE_ERROR ((LM_ERROR, "Error: Non-zero return value from sched_getaffinity %p\n"));
return;
}
int z_set = CPU_ISSET (0, &mask);
int o_set = CPU_ISSET (1, &mask);
if (cpu_affinity_ == 0 &&
(!z_set || o_set))
{
ACE_ERROR ((LM_ERROR, "Error: Expected to only be on processor zero.\n"));
}
if (cpu_affinity_ == 1 &&
(z_set || !o_set))
{
ACE_ERROR ((LM_ERROR, "Error: Expected to only be on processor one.\n"));
}
if (cpu_affinity_ > 1)
{
ACE_ERROR ((LM_ERROR, "Error: Trying to test an affinity I don't support\n"));
}
#endif
}
void
Component_exec_i::ccm_passivate (void)
{
}
void
Component_exec_i::ccm_remove (void)
{
}
extern "C" COMMANDLINEPASSAGE_EXEC_Export ::Components::EnterpriseComponent_ptr
create_Component_Impl (void)
{
::Components::EnterpriseComponent_ptr retval =
::Components::EnterpriseComponent::_nil ();
ACE_NEW_NORETURN (
retval,
Component_exec_i );
return retval;
}
}
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