#include <exception>
#include <cstdlib>
#include "unwind-cxx.h"
#include "bits/c++config.h"
#include "bits/gthr.h"
using namespace __cxxabiv1;
#if ! defined(__APPLE__) || ! defined (__ppc__) || ! defined (PIC)
static __cxa_eh_globals globals_static;
#if __GTHREADS
static __gthread_key_t globals_key;
static int use_thread_key = -1;
static void
get_globals_dtor (void *ptr)
{
if (ptr)
{
__cxa_exception *exn, *next;
exn = ((__cxa_eh_globals *) ptr)->caughtExceptions;
while (exn)
{
next = exn->nextException;
_Unwind_DeleteException (&exn->unwindHeader);
exn = next;
}
std::free (ptr);
}
}
static void
get_globals_init ()
{
use_thread_key =
(__gthread_key_create (&globals_key, get_globals_dtor) == 0);
}
static void
get_globals_init_once ()
{
static __gthread_once_t once = __GTHREAD_ONCE_INIT;
if (__gthread_once (&once, get_globals_init) != 0
|| use_thread_key < 0)
use_thread_key = 0;
}
#endif
#endif
extern "C" __cxa_eh_globals *
__cxxabiv1::__cxa_get_globals_fast () throw()
{
#if ! defined(__APPLE__) || ! defined (__ppc__) || ! defined (PIC)
#if __GTHREADS
if (use_thread_key)
return (__cxa_eh_globals *) __gthread_getspecific (globals_key);
else
return &globals_static;
#else
return &globals_static;
#endif
#else
return (__cxa_eh_globals *) _keymgr_get_per_thread_data (KEYMGR_EH_GLOBALS_KEY);
#endif
}
extern "C" __cxa_eh_globals *
__cxxabiv1::__cxa_get_globals () throw()
{
#if __GTHREADS
__cxa_eh_globals *g;
#if ! defined(__APPLE__) || ! defined (__ppc__) || ! defined (PIC)
if (use_thread_key == 0)
return &globals_static;
if (use_thread_key < 0)
{
get_globals_init_once ();
if (use_thread_key == 0)
return &globals_static;
}
g = (__cxa_eh_globals *) __gthread_getspecific (globals_key);
#else
g = (__cxa_eh_globals *) _keymgr_get_per_thread_data (KEYMGR_EH_GLOBALS_KEY);
#endif
if (! g)
{
if ((g = (__cxa_eh_globals *)
std::malloc (sizeof (__cxa_eh_globals))) == 0
#if ! defined(__APPLE__) || ! defined (__ppc__) || ! defined (PIC)
|| __gthread_setspecific (globals_key, (void *) g) != 0)
#else
|| KEYMGR_SET_PER_THREAD_DATA (KEYMGR_EH_GLOBALS_KEY, (void *) g) != 0)
#endif
std::terminate ();
g->caughtExceptions = 0;
g->uncaughtExceptions = 0;
}
return g;
#else
return &globals_static;
#endif
}