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-rw-r--r--Xi/exevents.c25
-rw-r--r--dix/getevents.c5
-rw-r--r--dix/touch.c17
3 files changed, 17 insertions, 30 deletions
diff --git a/Xi/exevents.c b/Xi/exevents.c
index 4aad52734..e99bf6c20 100644
--- a/Xi/exevents.c
+++ b/Xi/exevents.c
@@ -926,10 +926,10 @@ UpdateDeviceState(DeviceIntPtr device, DeviceEvent *event)
else if (event->type == ET_ProximityOut)
device->proximity->in_proximity = FALSE;
else if (event->type == ET_TouchBegin) {
- BUG_WARN(!b || !v);
- BUG_WARN(!t);
+ BUG_RETURN_VAL(!b || !v, DONT_PROCESS);
+ BUG_RETURN_VAL(!t, DONT_PROCESS);
- if (!b || !t || !b->map[key])
+ if (!b->map[key])
return DONT_PROCESS;
if (!(event->flags & TOUCH_POINTER_EMULATED) ||
@@ -941,10 +941,10 @@ UpdateDeviceState(DeviceIntPtr device, DeviceEvent *event)
UpdateDeviceMotionMask(device, t->state, DeviceButtonMotionMask);
}
else if (event->type == ET_TouchEnd) {
- BUG_WARN(!b || !v);
- BUG_WARN(!t);
+ BUG_RETURN_VAL(!b || !v, DONT_PROCESS);
+ BUG_RETURN_VAL(!t, DONT_PROCESS);
- if (!b || !t || t->buttonsDown <= 0 || !b->map[key])
+ if (t->buttonsDown <= 0 || !b->map[key])
return DONT_PROCESS;
if (!(event->flags & TOUCH_POINTER_EMULATED))
@@ -1356,9 +1356,8 @@ RetrieveTouchDeliveryData(DeviceIntPtr dev, TouchPointInfoPtr ti,
wOtherInputMasks(*win)->inputClients, next)
if (xi2mask_isset(iclients->xi2mask, dev, evtype))
break;
- BUG_WARN(!iclients);
- if (!iclients)
- return FALSE;
+
+ BUG_RETURN_VAL(!iclients, FALSE);
*mask = iclients->xi2mask;
*client = rClient(iclients);
@@ -1371,9 +1370,7 @@ RetrieveTouchDeliveryData(DeviceIntPtr dev, TouchPointInfoPtr ti,
wOtherInputMasks(*win)->inputClients, next)
if (iclients->mask[dev->id] & xi_filter)
break;
- BUG_WARN(!iclients);
- if (!iclients)
- return FALSE;
+ BUG_RETURN_VAL(!iclients, FALSE);
*client = rClient(iclients);
}
@@ -1414,9 +1411,7 @@ DeliverTouchEmulatedEvent(DeviceIntPtr dev, TouchPointInfoPtr ti,
return Success;
nevents = TouchConvertToPointerEvent(ev, &motion, &button);
- BUG_WARN(nevents == 0);
- if (nevents == 0)
- return BadValue;
+ BUG_RETURN_VAL(nevents == 0, BadValue);
if (nevents > 1)
ptrev = &button;
diff --git a/dix/getevents.c b/dix/getevents.c
index 4fbaa6c94..baa26c4b8 100644
--- a/dix/getevents.c
+++ b/dix/getevents.c
@@ -1821,10 +1821,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid,
if (flags & TOUCH_CLIENT_ID) { /* A DIX-submitted TouchEnd */
touchpoint.dix_ti = TouchFindByClientID(dev, ddx_touchid);
- BUG_WARN(!touchpoint.dix_ti);
-
- if (!touchpoint.dix_ti)
- return 0;
+ BUG_RETURN_VAL(!touchpoint.dix_ti, 0);
if (!mask_in ||
!valuator_mask_isset(mask_in, 0) ||
diff --git a/dix/touch.c b/dix/touch.c
index 401cb981a..082e8f603 100644
--- a/dix/touch.c
+++ b/dix/touch.c
@@ -598,8 +598,8 @@ TouchConvertToPointerEvent(const InternalEvent *event,
int ptrtype;
int nevents = 0;
- BUG_WARN(!event);
- BUG_WARN(!motion_event);
+ BUG_RETURN_VAL(!event, 0);
+ BUG_RETURN_VAL(!motion_event, 0);
switch (event->any.type) {
case ET_TouchUpdate:
@@ -627,7 +627,7 @@ TouchConvertToPointerEvent(const InternalEvent *event,
motion_event->device_event.flags = XIPointerEmulated;
if (nevents > 1) {
- BUG_WARN(!button_event);
+ BUG_RETURN_VAL(!button_event, 0);
*button_event = *event;
button_event->any.type = ptrtype;
button_event->device_event.flags = XIPointerEmulated;
@@ -966,10 +966,8 @@ TouchListenerAcceptReject(DeviceIntPtr dev, TouchPointInfoPtr ti, int listener,
int nev;
int i;
- BUG_WARN(listener < 0);
- BUG_WARN(listener >= ti->num_listeners);
- if (listener < 0 || listener >= ti->num_listeners)
- return BadMatch;
+ BUG_RETURN_VAL(listener < 0, BadMatch);
+ BUG_RETURN_VAL(listener >= ti->num_listeners, BadMatch);
if (listener > 0) {
if (mode == XIRejectTouch)
@@ -981,10 +979,7 @@ TouchListenerAcceptReject(DeviceIntPtr dev, TouchPointInfoPtr ti, int listener,
}
events = InitEventList(GetMaximumEventsNum());
- if (!events) {
- BUG_WARN_MSG(TRUE, "Failed to allocate touch ownership events\n");
- return BadAlloc;
- }
+ BUG_RETURN_VAL_MSG(!events, BadAlloc, "Failed to allocate touch ownership events\n");
nev = GetTouchOwnershipEvents(events, dev, ti, mode,
ti->listeners[0].listener, 0);