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ecore: allow multiple nested recursion of the same promise/future to happen at the same time.

This commit is contained in:
Cedric Bail 2016-10-25 18:50:35 -07:00
parent fb8d139ad0
commit bfcc66e4eb
1 changed files with 14 additions and 7 deletions
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21
src/lib/ecore/efl_promise.c
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@ -25,6 +25,8 @@ struct _Efl_Promise_Data
Efl_Promise_Msg *message;
Eina_List *futures;
unsigned char propagating;
struct {
Eina_Bool future : 1;
Eina_Bool future_triggered : 1;
@ -33,7 +35,6 @@ struct _Efl_Promise_Data
} set;
Eina_Bool optional : 1;
Eina_Bool propagating : 1;
};
static void
@ -76,6 +77,7 @@ struct _Efl_Loop_Future_Data
#ifndef NDEBUG
int wref;
#endif
unsigned char propagating;
Eina_Bool fulfilled : 1;
Eina_Bool death : 1;
@ -94,6 +96,7 @@ _efl_loop_future_success(Efl_Event *ev, Efl_Loop_Future_Data *pd, void *value)
chain_success.value = value;
pd->propagating++;
EINA_INLIST_FREE(pd->callbacks, cb)
{
// Remove callback early to avoid double execution while
@ -116,6 +119,7 @@ _efl_loop_future_success(Efl_Event *ev, Efl_Loop_Future_Data *pd, void *value)
free(cb);
}
pd->propagating--;
}
static void
@ -129,6 +133,7 @@ _efl_loop_future_failure(Efl_Event *ev, Efl_Loop_Future_Data *pd, Eina_Error err
chain_fail.error = error;
pd->propagating++;
EINA_INLIST_FREE(pd->callbacks, cb)
{
// Remove callback early to avoid double execution while
@ -141,6 +146,7 @@ _efl_loop_future_failure(Efl_Event *ev, Efl_Loop_Future_Data *pd, Eina_Error err
free(cb);
}
pd->propagating--;
}
static void
@ -323,7 +329,8 @@ _efl_loop_future_cancel(Eo *obj, Efl_Loop_Future_Data *pd)
// We do allow for calling cancel during the propagation phase
// as the other proper fix is to wype out all future reference before
// starting propagating things.
if (pd->promise && pd->promise->propagating)
if (pd->propagating ||
(pd->promise && pd->promise->propagating))
{
efl_ref(obj);
@ -353,9 +360,9 @@ _efl_loop_future_cancel(Eo *obj, Efl_Loop_Future_Data *pd)
_efl_loop_future_propagate(obj, pd);
disconnect:
_efl_loop_future_disconnect(obj, pd);
disconnect:
efl_unref(obj);
}
@ -564,7 +571,7 @@ _efl_promise_value_set(Eo *obj, Efl_Promise_Data *pd, void *v, Eina_Free_Cb free
pd->message = message;
// Send it to all futures
pd->propagating = EINA_TRUE;
pd->propagating++;
EINA_LIST_FOREACH_SAFE(pd->futures, l, ln, f)
{
EINA_REFCOUNT_REF(message);
@ -573,7 +580,7 @@ _efl_promise_value_set(Eo *obj, Efl_Promise_Data *pd, void *v, Eina_Free_Cb free
// Trigger the callback
_efl_loop_future_propagate(f->self, f);
}
pd->propagating = EINA_FALSE;
pd->propagating--;
// Now, we may die.
efl_unref(obj);
@ -607,7 +614,7 @@ _efl_promise_failed_set(Eo *obj, Efl_Promise_Data *pd, Eina_Error err)
pd->message = message;
// Send it to each future
pd->propagating = EINA_TRUE;
pd->propagating++;
EINA_LIST_FOREACH_SAFE(pd->futures, l, ln, f)
{
EINA_REFCOUNT_REF(message);
@ -616,7 +623,7 @@ _efl_promise_failed_set(Eo *obj, Efl_Promise_Data *pd, Eina_Error err)
// Trigger the callback
_efl_loop_future_propagate(f->self, f);
}
pd->propagating = EINA_FALSE;
pd->propagating--;
// Now, we may die.
efl_unref(obj);