backends: X11: Avoid dereferencing closed window
commit6bc4c8d0ca2ac207dc2a0e2feb9fd482aeff1343
authorCyril Hrubis <metan@ucw.cz>
Tue, 12 Nov 2013 22:41:40 +0000 (12 23:41 +0100)
committerCyril Hrubis <metan@ucw.cz>
Tue, 12 Nov 2013 22:41:40 +0000 (12 23:41 +0100)
tree51f91978e3beaeb3c612260721242f7c3c8d27d1
parent117f44cf3323cab17798651ccdedc9018e5a95fc
backends: X11: Avoid dereferencing closed window

If X11 backend has two windows opened and one of them
was closed the pointer to last window in event parser may
became invalid. Now it's cleared when window is closed.

Signed-off-by: Cyril Hrubis <metan@ucw.cz>
libs/backends/GP_X11.c
libs/backends/GP_X11_Win.h