forked from enlightenment/efl
226 lines
6.0 KiB
C
226 lines
6.0 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <stdlib.h>
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#include <Eo.h>
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#include "Ecore.h"
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#include "ecore_private.h"
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#define MY_CLASS ECORE_IDLE_ENTERER_CLASS
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#define MY_CLASS_NAME "Ecore_Idle_Enterer"
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struct _Ecore_Idle_Enterer_Data
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{
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EINA_INLIST;
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Ecore_Idle_Enterer *obj;
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Ecore_Task_Cb func;
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void *data;
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int references;
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Eina_Bool delete_me : 1;
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};
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typedef struct _Ecore_Idle_Enterer_Data Ecore_Idle_Enterer_Data;
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static Ecore_Idle_Enterer_Data *idle_enterers = NULL;
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static Ecore_Idle_Enterer_Data *idle_enterer_current = NULL;
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static int idle_enterers_delete_me = 0;
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static void *
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_ecore_idle_enterer_del(Ecore_Idle_Enterer *idle_enterer);
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static Eina_Bool
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_ecore_idle_enterer_add(Ecore_Idle_Enterer *obj,
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Ecore_Idle_Enterer_Data *ie,
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Ecore_Task_Cb func,
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const void *data)
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{
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if (EINA_UNLIKELY(!eina_main_loop_is()))
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{
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eo_error_set(obj);
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EINA_MAIN_LOOP_CHECK_RETURN_VAL(EINA_FALSE);
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}
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ie->obj = obj;
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eo_manual_free_set(obj, EINA_TRUE);
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if (!func)
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{
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eo_error_set(obj);
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ERR("callback function must be set up for an object of class: '%s'", MY_CLASS_NAME);
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return EINA_FALSE;
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}
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ie->func = func;
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ie->data = (void *)data;
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return EINA_TRUE;
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}
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EAPI Ecore_Idle_Enterer *
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ecore_idle_enterer_add(Ecore_Task_Cb func,
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const void *data)
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{
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Ecore_Idle_Enterer *ie = NULL;
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ie = eo_add(MY_CLASS, _ecore_parent, ecore_idle_enterer_after_constructor(func, data));
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return ie;
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}
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EOLIAN static void
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_ecore_idle_enterer_after_constructor(Eo *obj, Ecore_Idle_Enterer_Data *ie, Ecore_Task_Cb func, const void *data)
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{
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_ecore_lock();
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if (!_ecore_idle_enterer_add(obj, ie, func, data)) goto unlock;
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idle_enterers = (Ecore_Idle_Enterer_Data *)eina_inlist_append(EINA_INLIST_GET(idle_enterers), EINA_INLIST_GET(ie));
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unlock:
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_ecore_unlock();
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}
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EAPI Ecore_Idle_Enterer *
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ecore_idle_enterer_before_add(Ecore_Task_Cb func,
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const void *data)
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{
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Ecore_Idle_Enterer *ie = NULL;
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ie = eo_add(MY_CLASS, _ecore_parent, ecore_idle_enterer_before_constructor(func, data));
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return ie;
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}
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EOLIAN static void
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_ecore_idle_enterer_before_constructor(Eo *obj, Ecore_Idle_Enterer_Data *ie, Ecore_Task_Cb func, const void *data)
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{
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_ecore_lock();
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if (!_ecore_idle_enterer_add(obj, ie, func, data)) goto unlock;
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idle_enterers = (Ecore_Idle_Enterer_Data *)eina_inlist_prepend(EINA_INLIST_GET(idle_enterers), EINA_INLIST_GET(ie));
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unlock:
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_ecore_unlock();
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}
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EAPI void *
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ecore_idle_enterer_del(Ecore_Idle_Enterer *idle_enterer)
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{
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void *data = NULL;
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if (!idle_enterer) return NULL;
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EINA_MAIN_LOOP_CHECK_RETURN_VAL(NULL);
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_ecore_lock();
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data = _ecore_idle_enterer_del(idle_enterer);
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_ecore_unlock();
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return data;
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}
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static void *
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_ecore_idle_enterer_del(Ecore_Idle_Enterer *obj)
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{
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Ecore_Idle_Enterer_Data *idle_enterer = eo_data_scope_get(obj, MY_CLASS);
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if (!idle_enterer) return NULL;
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EINA_SAFETY_ON_TRUE_RETURN_VAL(idle_enterer->delete_me, NULL);
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idle_enterer->delete_me = 1;
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idle_enterers_delete_me = 1;
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return idle_enterer->data;
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}
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EOLIAN static void
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_ecore_idle_enterer_eo_base_destructor(Eo *obj, Ecore_Idle_Enterer_Data *idle_enterer)
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{
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idle_enterer->delete_me = 1;
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idle_enterers_delete_me = 1;
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eo_do_super(obj, MY_CLASS, eo_destructor());
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}
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void
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_ecore_idle_enterer_shutdown(void)
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{
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Ecore_Idle_Enterer_Data *ie;
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while ((ie = idle_enterers))
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{
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idle_enterers = (Ecore_Idle_Enterer_Data *)eina_inlist_remove(EINA_INLIST_GET(idle_enterers), EINA_INLIST_GET(idle_enterers));
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eo_do(ie->obj, eo_parent_set(NULL));
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if (eo_destructed_is(ie->obj))
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eo_manual_free(ie->obj);
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else
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eo_manual_free_set(ie->obj, EINA_FALSE);
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}
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idle_enterers_delete_me = 0;
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idle_enterer_current = NULL;
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}
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void
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_ecore_idle_enterer_call(void)
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{
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if (!idle_enterer_current)
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{
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/* regular main loop, start from head */
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idle_enterer_current = idle_enterers;
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}
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else
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{
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/* recursive main loop, continue from where we were */
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idle_enterer_current =
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(Ecore_Idle_Enterer_Data *)EINA_INLIST_GET(idle_enterer_current)->next;
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}
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while (idle_enterer_current)
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{
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Ecore_Idle_Enterer_Data *ie = (Ecore_Idle_Enterer_Data *)idle_enterer_current;
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if (!ie->delete_me)
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{
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ie->references++;
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if (!_ecore_call_task_cb(ie->func, ie->data))
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{
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if (!ie->delete_me) _ecore_idle_enterer_del(ie->obj);
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}
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ie->references--;
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}
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if (idle_enterer_current) /* may have changed in recursive main loops */
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idle_enterer_current =
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(Ecore_Idle_Enterer_Data *)EINA_INLIST_GET(idle_enterer_current)->next;
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}
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if (idle_enterers_delete_me)
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{
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Ecore_Idle_Enterer_Data *l;
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int deleted_idler_enterers_in_use = 0;
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for (l = idle_enterers; l; )
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{
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Ecore_Idle_Enterer_Data *ie = l;
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l = (Ecore_Idle_Enterer_Data *)EINA_INLIST_GET(l)->next;
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if (ie->delete_me)
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{
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if (ie->references)
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{
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deleted_idler_enterers_in_use++;
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continue;
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}
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idle_enterers = (Ecore_Idle_Enterer_Data *)eina_inlist_remove(EINA_INLIST_GET(idle_enterers), EINA_INLIST_GET(ie));
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eo_do(ie->obj, eo_parent_set(NULL));
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if (eo_destructed_is(ie->obj))
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eo_manual_free(ie->obj);
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else
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eo_manual_free_set(ie->obj, EINA_FALSE);
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}
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}
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if (!deleted_idler_enterers_in_use)
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idle_enterers_delete_me = 0;
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}
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}
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int
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_ecore_idle_enterer_exist(void)
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{
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if (idle_enterers) return 1;
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return 0;
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}
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#include "ecore_idle_enterer.eo.c"
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