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eio: fix multiple open/close chain example.

This commit is contained in:
Cedric Bail 2017-10-09 18:27:56 -07:00
parent 044acdf1d2
commit 35a3b3ca4c
1 changed files with 43 additions and 25 deletions
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68
src/examples/eio/efl_io_manager_open_multi.c
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@ -21,48 +21,62 @@ void error_cb(void *data, const Efl_Event *ev)
ecore_main_loop_quit();
}
void done_closing_cb(void *data, const Efl_Event *ev EINA_UNUSED)
static Eina_Value
_close_cb(void *data EINA_UNUSED, const Eina_Value array, const Eina_Future *dead EINA_UNUSED)
{
Efl_Io_Manager *job = data;
(void) job;
printf("%s closed all files.\n", __FUNCTION__);
ecore_main_loop_quit();
return array;
}
void done_open_cb(void *data, const Efl_Event *ev)
static Eina_Value
_open_cb(void *data, const Eina_Value array, const Eina_Future *dead EINA_UNUSED)
{
Efl_Future_Event_Success *s = ev->info;
Efl_Io_Manager *job = data;
Eina_Accessor *ac = s->value;
Eina_Iterator *it;
Eina_Array stack;
Eina_File *f;
unsigned int i;
unsigned int i, len;
Eina_Value v = EINA_VALUE_EMPTY;
Eina_Future *futures[eina_value_array_count(&array) + 1];
eina_array_step_set(&stack, sizeof (Eina_Array), 4);
EINA_ACCESSOR_FOREACH(ac, i, f)
EINA_VALUE_ARRAY_FOREACH(&array, len, i, &v)
{
printf("%s opened file %s [%i]\n", __FUNCTION__, eina_file_filename_get(f), i);
eina_array_push(&stack, efl_io_manager_close(job, f));
if (v.type == EINA_VALUE_TYPE_ERROR)
{
Eina_Error err;
eina_value_get(&v, &err);
fprintf(stderr, "Something has gone wrong: %s at index: %i\n", eina_error_msg_get(err), i);
goto on_error;
}
else if (v.type == EINA_VALUE_TYPE_FILE)
{
Eina_File *f;
eina_value_get(&v, &f);
futures[i] = efl_io_manager_close(job, f);
}
else
{
goto on_error;
}
}
it = eina_array_iterator_new(&stack);
efl_future_then(efl_future_iterator_all(it), &done_closing_cb, &error_cb, NULL, job);
futures[i] = EINA_FUTURE_SENTINEL;
eina_array_flush(&stack);
}
return eina_future_as_value(eina_future_all_array(futures));
Efl_Future *open_file(Efl_Io_Manager *job, const char *path)
{
return efl_io_manager_open(job, path, EINA_FALSE);
on_error:
for (; i > 0; i--)
eina_future_cancel(futures[i - 1]);
return v;
}
int main(int argc, char const *argv[])
{
Efl_Io_Manager *job;
Eina_Future *futures[3] = { NULL, NULL, EINA_FUTURE_SENTINEL };
const char *path;
const char *path2;
@ -79,8 +93,12 @@ int main(int argc, char const *argv[])
if (argc > 2)
path2 = argv[2];
efl_future_then(efl_future_all(open_file(job, path), open_file(job, path2)),
&done_open_cb, &error_cb, NULL, job);
futures[0] = efl_io_manager_open(job, path, EINA_FALSE);
futures[1] = efl_io_manager_open(job, path2, EINA_FALSE);
eina_future_chain(eina_future_all_array(futures),
{ .cb = _open_cb, .data = job },
{ .cb = _close_cb, .data = NULL });
ecore_main_loop_begin();