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clendar: + null check 

gmtime can return NULL vaule.
if so strftime will cause crash.

this patch just prevent that potential situation.
This commit is contained in:
ChunEon Park 2015-06-15 13:39:14 +09:00
parent 81ead01597
commit 150f3b421c
1 changed files with 15 additions and 9 deletions
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24
legacy/elementary/src/lib/elm_calendar.c
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@ -1004,17 +1004,23 @@ _elm_calendar_evas_object_smart_add(Eo *obj, Elm_Calendar_Data *priv)
/* FIXME: I'm not aware of a known max, so if it fails,
* just make it larger. :| */
char buf[20];
struct tm *info;
/* I don't know of a better way of doing it */
if (strftime(buf, sizeof(buf), "%a", gmtime(&weekday)))
info = gmtime(&weekday);
if (info)
{
priv->weekdays[i] = eina_stringshare_add(buf);
}
else
{
/* If we failed getting day, get a default value */
priv->weekdays[i] = _days_abbrev[i];
WRN("Failed getting weekday name for '%s' from locale.",
_days_abbrev[i]);
if (strftime(buf, sizeof(buf), "%a", info))
{
priv->weekdays[i] = eina_stringshare_add(buf);
}
else
{
/* If we failed getting day, get a default value */
priv->weekdays[i] = _days_abbrev[i];
WRN("Failed getting weekday name for '%s' from locale.",
_days_abbrev[i]);
}
}
weekday += 86400; /* Advance by a day */
}