evas_thread: only join the thread if the thread is still alive
authorMarcel Hollerbach <marcel-hollerbach@t-online.de>
Mon, 4 Sep 2017 17:44:03 +0000 (19:44 +0200)
committerMarcel Hollerbach <marcel-hollerbach@t-online.de>
Tue, 5 Sep 2017 12:15:40 +0000 (14:15 +0200)
commite41d46c635bdf769d4b93da609883347168c719a
treeecd10d772254d0e18b3c7c9a1a4e9e68bc9d736f
parent61381f6e3584118a70565eea79c355dd049b9e28
evas_thread: only join the thread if the thread is still alive

otherwise we might join a invalid thread id, that could lead to a
deadlock. Lets not do that.

ref T5245

@fix
src/lib/evas/common/evas_thread_render.c