static unsigned long WINAPI thread_start(void* const parameter) throw()
{
if (!parameter)
{
ExitThread(GetLastError());
}
__acrt_thread_parameter* const context = static_cast<__acrt_thread_parameter*>(parameter);
__acrt_getptd()->_beginthread_context = context;
if (__acrt_is_packaged_app())
{
context->_initialized_apartment = __acrt_RoInitialize(RO_INIT_MULTITHREADED) == S_OK;
}
__try
{
ThreadProcedure const procedure = reinterpret_cast<ThreadProcedure>(context->_procedure);
_endthreadex(invoke_thread_procedure(procedure, context->_context));
}
__except (_seh_filter_exe(GetExceptionCode(), GetExceptionInformation()))
{
// Execution should never reach here:
_exit(GetExceptionCode());
}
// This return statement will never be reached. All execution paths result
// in the thread or process exiting.
return 0;
}
/***
* _configthreadlocale(int i)
*
* Purpose:
* To set _own_locale flag on threadinfo sturct. If this flag is set, this thread
* is going own it's threadlocinfo struct. Setlocale call on other thread will have
* no effect on this thread's locale. If 0 is passed then nothing is changed, but
* current status is returned.
* Exit :
* Returns the current status - i.e. per thread locale is enabled or not.
*
*******************************************************************************/
int __cdecl _configthreadlocale(int i)
{
/*
* ownlocale flag struct:
* bits: 000000000000000000000000000000P1
* P is set when _ENABLE_PER_THREAD_LOCALE is called for this thread
* or _ENABLE_PER_THREAD_LOCALE_NEW was set when this thread was created.
*
* __globallocalestatus structure:
* bits: 11111111111111111111111111111N1G
* G is set if _ENABLE_PER_THREAD_LOCALE_GLOBAL is set.
* G is 0 if _ENABLE_PER_THREAD_LOCALE_GLOBAL is not set.
* N is set if _ENABLE_PER_THREAD_LOCALE_NEW is set.
* N is 0 if _ENABLE_PER_THREAD_LOCALE_NEW is not set.
*/
__acrt_ptd* const ptd = __acrt_getptd();
int retval = (ptd->_own_locale & _PER_THREAD_LOCALE_BIT)==0 ? _DISABLE_PER_THREAD_LOCALE:_ENABLE_PER_THREAD_LOCALE;
switch(i)
{
case _ENABLE_PER_THREAD_LOCALE :
ptd->_own_locale = ptd->_own_locale | _PER_THREAD_LOCALE_BIT;
break;
case _DISABLE_PER_THREAD_LOCALE :
ptd->_own_locale = ptd->_own_locale & ~_PER_THREAD_LOCALE_BIT;
break;
case 0 :
break;
/* used only during dll startup for linkopt */
case -1 :
__globallocalestatus=-1;
break;
default :
_VALIDATE_RETURN(("Invalid parameter for _configthreadlocale",0),EINVAL,-1);
break;
}
return retval;
}
extern "C" __crt_multibyte_data* __cdecl __acrt_update_thread_multibyte_data(void)
{
__crt_multibyte_data* ptmbci = nullptr;
__acrt_ptd* const ptd = __acrt_getptd();
if ((ptd->_own_locale & __globallocalestatus) == 0 || ptd->_locale_info == nullptr)
{
__acrt_lock(__acrt_multibyte_cp_lock);
__try
{
ptmbci = ptd->_multibyte_info;
if (ptmbci != __acrt_current_multibyte_data)
{
/*
* Decrement the reference count in the old mbc info structure
* and free it, if necessary
*/
if (ptmbci != nullptr &&
InterlockedDecrement(&ptmbci->refcount) == 0 &&
ptmbci != &__acrt_initial_multibyte_data)
{
/*
* Free it
*/
_free_crt(ptmbci);
}
/*
* Point to the current mbc info structure and increment its
* reference count.
*/
ptmbci = ptd->_multibyte_info = __acrt_current_multibyte_data;
InterlockedIncrement(&ptmbci->refcount);
}
}
__finally
{
__acrt_unlock(__acrt_multibyte_cp_lock);
}
}
extern "C" char* __cdecl strtok(char* const string, char const* const control)
{
return __acrt_strtok_s_novalidation(string, control, &__acrt_getptd()->_strtok_token);
}
extern "C" unexpected_handler __cdecl _get_unexpected()
{
return get_unexpected_or_default(__acrt_getptd());
}