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// $Id$
#include "ace/Sig_Adapter.h"
ACE_Sig_Adapter::ACE_Sig_Adapter (ACE_Sig_Action &sa, int sigkey)
: sigkey_ (sigkey),
type_ (SIG_ACTION),
sa_ (sa),
eh_ (0),
sig_func_ (0)
{
// ACE_TRACE ("ACE_Sig_Adapter::ACE_Sig_Adapter");
}
ACE_Sig_Adapter::ACE_Sig_Adapter (ACE_Event_Handler *eh,
int sigkey)
: sigkey_ (sigkey),
type_ (ACE_HANDLER),
eh_ (eh),
sig_func_ (0)
{
// ACE_TRACE ("ACE_Sig_Adapter::ACE_Sig_Adapter");
}
ACE_Sig_Adapter::ACE_Sig_Adapter (ACE_Sig_Handler_Ex sig_func,
int sigkey)
: sigkey_ (sigkey),
type_ (C_FUNCTION),
eh_ (0),
sig_func_ (sig_func)
{
// ACE_TRACE ("ACE_Sig_Adapter::ACE_Sig_Adapter");
}
ACE_Sig_Adapter::~ACE_Sig_Adapter ()
{
}
int
ACE_Sig_Adapter::sigkey (void)
{
ACE_TRACE ("ACE_Sig_Adapter::sigkey");
return this->sigkey_;
}
int
ACE_Sig_Adapter::handle_signal (int signum,
siginfo_t *siginfo,
ucontext_t *ucontext)
{
ACE_TRACE ("ACE_Sig_Adapter::handle_signal");
switch (this->type_)
{
case SIG_ACTION:
{
// We have to dispatch a handler that was registered by a
// third-party library.
ACE_Sig_Action old_disp;
// Make sure this handler executes in the context it was
// expecting...
this->sa_.register_action (signum, &old_disp);
ACE_Sig_Handler_Ex sig_func = ACE_Sig_Handler_Ex (this->sa_.handler ());
(*sig_func) (signum, siginfo, ucontext);
// Restore the original disposition.
old_disp.register_action (signum);
break;
}
case ACE_HANDLER:
this->eh_->handle_signal (signum, siginfo, ucontext);
break;
case C_FUNCTION:
(*this->sig_func_) (signum, siginfo, ucontext);
break;
}
return 0;
}
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