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use sempahore for the lock-step to browsing/scanning thread 

fixes T5688
This commit is contained in:
Carsten Haitzler 2017-07-09 11:27:08 +09:00
parent a74ff71242
commit 57faf3b21e
1 changed files with 7 additions and 7 deletions
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14
src/bin/browser.c
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@ -56,7 +56,7 @@ static Evas_Object *sc, *bt;
static Ecore_Thread *fill_thread = NULL;
static Entry *dir_entry = NULL;
static Eina_List *entries = NULL;
static Eina_Lock step_lock;
static Eina_Semaphore step_sema;
static void _sel_go(Evas_Object *win EINA_UNUSED, Entry *base_entry, int x, int y);
@ -170,10 +170,10 @@ _fill_message(Ecore_Thread *th, Type type, Entry *entry)
if (!message) return;
message->type = type;
message->entry = entry;
// take lock before sending message so we wait if the mainloop
// had not processed the previous message
eina_lock_take(&step_lock);
ecore_thread_feedback(th, message);
// take semaphore lock after sending message so we wait if the mainloop
// had not processed the previous message
eina_semaphore_lock(&step_sema);
}
static Entry *
@ -590,7 +590,7 @@ _fill_feedback(void *data, Ecore_Thread *th, void *msg)
}
}
// allow the freedback thread to step more
eina_lock_release(&step_lock);
eina_semaphore_release(&step_sema, 1);
free(msg);
}
@ -599,7 +599,7 @@ _fill_end(void *data, Ecore_Thread *th)
{
Fill_Data *fdat = data;
if (th == fill_thread) fill_thread = NULL;
eina_lock_free(&step_lock);
eina_semaphore_free(&step_sema);
free(fdat->videos);
free(fdat);
}
@ -648,7 +648,7 @@ _fill(Evas_Object *win)
if (!fdat) return;
fdat->videos = _videos_dir_get();
fdat->win = win;
eina_lock_new(&step_lock);
eina_semaphore_new(&step_sema, 0);
fill_thread = ecore_thread_feedback_run(_fill_thread, _fill_feedback,
_fill_end, _fill_cancel,
fdat, EINA_TRUE);