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Move the job queue from the ports into jerry-core (#1804)

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* Move the job queue from the ports into jerry-core

JerryScript-DCO-1.0-Signed-off-by: Akos Kiss akiss@inf.u-szeged.hu

* Remove port notification and keep `jerry_run_all_enqueued_jobs` API only

JerryScript-DCO-1.0-Signed-off-by: Akos Kiss akiss@inf.u-szeged.hu
This commit is contained in:
Akos Kiss
2017-05-18 11:30:50 +02:00
committed by yichoi
parent 0806c16902
commit 23068bdf99
12 changed files with 155 additions and 175 deletions
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jerry-port/default/default-jobqueue.c
-131
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@@ -1,131 +0,0 @@
/* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "jerryscript.h"
#include "jerryscript-port.h"
#include "jerryscript-port-default.h"
#include "jmem.h"
#include "jrt.h"
typedef struct jerry_port_queueitem_t jerry_port_queueitem_t;
/**
* Description of the queue item.
*/
struct jerry_port_queueitem_t
{
jerry_port_queueitem_t *next_p; /**< points to next item */
jerry_job_handler_t handler; /**< the handler for the job*/
void *job_p; /**< points to the job */
};
/**
* Description of a job queue (FIFO).
*/
typedef struct
{
jerry_port_queueitem_t *head_p; /**< points to the head item of the queue */
jerry_port_queueitem_t *tail_p; /**< points to the tail item of the queue*/
} jerry_port_jobqueue_t;
static jerry_port_jobqueue_t queue;
/**
* Initialize the job queue.
*/
void jerry_port_default_jobqueue_init (void)
{
queue.head_p = NULL;
queue.tail_p = NULL;
} /* jerry_port_default_jobqueue_init */
/**
* Enqueue a job.
*/
void jerry_port_jobqueue_enqueue (jerry_job_handler_t handler, /**< the handler for the job */
void *job_p) /**< the job */
{
jerry_port_queueitem_t *item_p = jmem_heap_alloc_block (sizeof (jerry_port_queueitem_t));
item_p->job_p = job_p;
item_p->handler = handler;
item_p->next_p = NULL;
if (queue.head_p == NULL)
{
queue.head_p = item_p;
queue.tail_p = item_p;
return;
}
queue.tail_p->next_p = item_p;
queue.tail_p = item_p;
} /* jerry_port_jobqueue_enqueue */
/**
* Dequeue and get the job.
*
* @return pointer to jerry_port_queueitem_t.
* It should be freed with jmem_heap_free_block.
*/
static jerry_port_queueitem_t *
jerry_port_default_jobqueue_dequeue (void)
{
if (queue.head_p == NULL)
{
return NULL;
}
jerry_port_queueitem_t *item_p = queue.head_p;
queue.head_p = queue.head_p->next_p;
return item_p;
} /* jerry_port_default_jobqueue_dequeue */
/**
* Start the jobqueue.
*
* @return jerry value.
* If exception happens in the handler, stop the queue
* and return the exception.
* Otherwise, return undefined.
*/
jerry_value_t
jerry_port_default_jobqueue_run (void)
{
jerry_value_t ret;
while (true)
{
jerry_port_queueitem_t *item_p = jerry_port_default_jobqueue_dequeue ();
if (item_p == NULL)
{
return jerry_create_undefined ();
}
void *job_p = item_p->job_p;
jerry_job_handler_t handler = item_p->handler;
jmem_heap_free_block (item_p, sizeof (jerry_port_queueitem_t));
ret = handler (job_p);
if (jerry_value_has_error_flag (ret))
{
return ret;
}
jerry_release_value (ret);
}
} /* jerry_port_default_jobqueue_run */
jerry-port/default/include/jerryscript-port-default.h
-3
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@@ -37,9 +37,6 @@ bool jerry_port_default_is_abort_on_fail (void);
jerry_log_level_t jerry_port_default_get_log_level (void);
void jerry_port_default_set_log_level (jerry_log_level_t level);
void jerry_port_default_jobqueue_init (void);
jerry_value_t jerry_port_default_jobqueue_run (void);
/**
* @}
*/