X11: Add support for _NET_WM_PING protocol

This is mainly used to allow the window manager to close locked or otherwise
misbehaving windows.  The PID and hostname properties are both required to
properly support this, but may also be used for other things.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/x11.h b/src/x11.h
index e90694a..b2c0e54 100644
--- a/src/x11.h
+++ b/src/x11.h
@@ -21,11 +21,14 @@
 typedef struct {
   Atom CLIPBOARD;
   Atom UTF8_STRING;
+  Atom WM_CLIENT_MACHINE;
   Atom WM_PROTOCOLS;
   Atom WM_DELETE_WINDOW;
   Atom PUGL_CLIENT_MSG;
   Atom NET_CLOSE_WINDOW;
   Atom NET_WM_NAME;
+  Atom NET_WM_PID;
+  Atom NET_WM_PING;
   Atom NET_WM_STATE;
   Atom NET_WM_STATE_ABOVE;
   Atom NET_WM_STATE_BELOW;