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Merge pull request #811 from amirgon/master

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Prevent crash when lv_init is called more than once.
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embeddedt 2019-02-07 18:25:26 -05:00 committed by GitHub
commit e2c0e58af9
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1 changed files with 7 additions and 1 deletions
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8
lv_core/lv_obj.c
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@ -49,6 +49,8 @@ static lv_res_t lv_obj_signal(lv_obj_t * obj, lv_signal_t sign, void * param);
* STATIC VARIABLES
**********************/
static bool _lv_initialized = false;
/**********************
* MACROS
**********************/
@ -62,6 +64,10 @@ static lv_res_t lv_obj_signal(lv_obj_t * obj, lv_signal_t sign, void * param);
*/
void lv_init(void)
{
/* Do nothing if already initialized */
if (_lv_initialized)
return;
LV_GC_ROOT(_lv_def_scr) = NULL;
LV_GC_ROOT(_lv_act_scr) = NULL;
LV_GC_ROOT(_lv_top_layer) = NULL;
@ -111,7 +117,7 @@ void lv_init(void)
lv_indev_init();
#endif
_lv_initialized = true;
LV_LOG_INFO("lv_init ready");
}