Commit 4e863fa7 authored by Piotr Caban's avatar Piotr Caban Committed by Alexandre Julliard

msvcp100: Support exceptions while copying object in _Concurrent_queue_base_v4::_Internal_push.

parent 2149f472
......@@ -27,6 +27,7 @@
#include "winbase.h"
#include "winternl.h"
#include "wine/debug.h"
#include "wine/exception.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcp);
struct __Container_proxy;
......@@ -1397,6 +1398,12 @@ static MSVCP_size_t InterlockedIncrementSizeT(MSVCP_size_t volatile *dest)
#define InterlockedIncrementSizeT(dest) InterlockedIncrement((LONG*)dest)
#endif
static void CALLBACK queue_push_finally(BOOL normal, void *ctx)
{
threadsafe_queue *queue = ctx;
InterlockedIncrementSizeT(&queue->tail_pos);
}
static void threadsafe_queue_push(threadsafe_queue *queue, MSVCP_size_t id,
void *e, _Concurrent_queue_base_v4 *parent, BOOL copy)
{
......@@ -1430,21 +1437,24 @@ static void threadsafe_queue_push(threadsafe_queue *queue, MSVCP_size_t id,
p = queue->tail;
}
/* TODO: Add exception handling */
if(copy)
call__Concurrent_queue_base_v4__Copy_item(parent, p, id-page_id, e);
else
call__Concurrent_queue_base_v4__Move_item(parent, p, id-page_id, e);
p->_Mask |= 1 << (id - page_id);
InterlockedIncrementSizeT(&queue->tail_pos);
__TRY
{
if(copy)
call__Concurrent_queue_base_v4__Copy_item(parent, p, id-page_id, e);
else
call__Concurrent_queue_base_v4__Move_item(parent, p, id-page_id, e);
p->_Mask |= 1 << (id - page_id);
}
__FINALLY_CTX(queue_push_finally, queue);
}
static void threadsafe_queue_pop(threadsafe_queue *queue, MSVCP_size_t id,
static BOOL threadsafe_queue_pop(threadsafe_queue *queue, MSVCP_size_t id,
void *e, _Concurrent_queue_base_v4 *parent)
{
MSVCP_size_t page_id = id & ~(parent->alloc_count-1);
int spin;
_Page *p;
BOOL ret = FALSE;
spin = 0;
while(queue->tail_pos <= id)
......@@ -1455,8 +1465,12 @@ static void threadsafe_queue_pop(threadsafe_queue *queue, MSVCP_size_t id,
spin_wait(&spin);
p = queue->head;
/* TODO: Add exception handling */
call__Concurrent_queue_base_v4__Assign_and_destroy_item(parent, e, p, id-page_id);
if(p->_Mask & (1 << (id-page_id)))
{
/* TODO: Add exception handling */
call__Concurrent_queue_base_v4__Assign_and_destroy_item(parent, e, p, id-page_id);
ret = TRUE;
}
if(id == page_id+parent->alloc_count-1)
{
......@@ -1471,7 +1485,9 @@ static void threadsafe_queue_pop(threadsafe_queue *queue, MSVCP_size_t id,
/* TODO: Add exception handling */
call__Concurrent_queue_base_v4__Deallocate_page(parent, p);
}
InterlockedIncrementSizeT(&queue->head_pos);
return ret;
}
/* ?_Internal_push@_Concurrent_queue_base_v4@details@Concurrency@@IAEXPBX@Z */
......@@ -1516,11 +1532,14 @@ MSVCP_bool __thiscall _Concurrent_queue_base_v4__Internal_pop_if_present(
do
{
id = this->data->head_pos;
if(id == this->data->tail_pos) return FALSE;
} while(InterlockedCompareExchangePointer((void**)&this->data->head_pos,
(void*)(id+1), (void*)id) != (void*)id);
threadsafe_queue_pop(this->data->queues + id % QUEUES_NO, id / QUEUES_NO, e, this);
do
{
id = this->data->head_pos;
if(id == this->data->tail_pos) return FALSE;
} while(InterlockedCompareExchangePointer((void**)&this->data->head_pos,
(void*)(id+1), (void*)id) != (void*)id);
} while(!threadsafe_queue_pop(this->data->queues + id % QUEUES_NO,
id / QUEUES_NO, e, this));
return TRUE;
}
......
......@@ -92,7 +92,7 @@ extern "C" {
#else /* USE_COMPILER_EXCEPTIONS */
#if defined(__MINGW32__) || defined(__CYGWIN__)
#if defined(__MINGW32__) || defined(__CYGWIN__) || defined(__WINE_SETJMP_H)
#define sigjmp_buf jmp_buf
#define sigsetjmp(buf,sigs) setjmp(buf)
#define siglongjmp(buf,val) longjmp(buf,val)
......
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