[PATCH 18/24] dix: AllocGrab can copy if an argument is passed in
Peter Hutterer
peter.hutterer at who-t.net
Thu May 9 22:30:53 PDT 2013
Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
---
Xi/exevents.c | 2 +-
Xi/ungrdevb.c | 2 +-
Xi/ungrdevk.c | 2 +-
Xi/xipassivegrab.c | 2 +-
dix/events.c | 16 +++++++---------
dix/grabs.c | 10 ++++++++--
include/dixgrabs.h | 2 +-
7 files changed, 20 insertions(+), 16 deletions(-)
diff --git a/Xi/exevents.c b/Xi/exevents.c
index 2495ade..2feddd3 100644
--- a/Xi/exevents.c
+++ b/Xi/exevents.c
@@ -2844,7 +2844,7 @@ CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type,
(deliveryMask & DeviceButtonGrabMask)) {
GrabPtr tempGrab;
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
if (!tempGrab)
return;
diff --git a/Xi/ungrdevb.c b/Xi/ungrdevb.c
index c4632fa..b02510e 100644
--- a/Xi/ungrdevb.c
+++ b/Xi/ungrdevb.c
@@ -127,7 +127,7 @@ ProcXUngrabDeviceButton(ClientPtr client)
(stuff->modifiers & ~AllModifiersMask))
return BadValue;
- temporaryGrab = AllocGrab();
+ temporaryGrab = AllocGrab(NULL);
if (!temporaryGrab)
return BadAlloc;
diff --git a/Xi/ungrdevk.c b/Xi/ungrdevk.c
index 3273878..f981171 100644
--- a/Xi/ungrdevk.c
+++ b/Xi/ungrdevk.c
@@ -134,7 +134,7 @@ ProcXUngrabDeviceKey(ClientPtr client)
(stuff->modifiers & ~AllModifiersMask))
return BadValue;
- temporaryGrab = AllocGrab();
+ temporaryGrab = AllocGrab(NULL);
if (!temporaryGrab)
return BadAlloc;
diff --git a/Xi/xipassivegrab.c b/Xi/xipassivegrab.c
index 62a3a46..eccec0a 100644
--- a/Xi/xipassivegrab.c
+++ b/Xi/xipassivegrab.c
@@ -307,7 +307,7 @@ ProcXIPassiveUngrabDevice(ClientPtr client)
mod_dev = (IsFloating(dev)) ? dev : GetMaster(dev, MASTER_KEYBOARD);
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
if (!tempGrab)
return BadAlloc;
diff --git a/dix/events.c b/dix/events.c
index dc50311..cd2d939 100644
--- a/dix/events.c
+++ b/dix/events.c
@@ -1492,8 +1492,7 @@ ActivatePointerGrab(DeviceIntPtr mouse, GrabPtr grab,
if (grab->cursor)
grab->cursor->refcnt++;
BUG_WARN(grabinfo->grab != NULL);
- grabinfo->grab = AllocGrab();
- CopyGrab(grabinfo->grab, grab);
+ grabinfo->grab = AllocGrab(grab);
grabinfo->fromPassiveGrab = isPassive;
grabinfo->implicitGrab = autoGrab & ImplicitGrabMask;
PostNewCursor(mouse);
@@ -1596,8 +1595,7 @@ ActivateKeyboardGrab(DeviceIntPtr keybd, GrabPtr grab, TimeStamp time,
else
grabinfo->grabTime = time;
BUG_WARN(grabinfo->grab != NULL);
- grabinfo->grab = AllocGrab();
- CopyGrab(grabinfo->grab, grab);
+ grabinfo->grab = AllocGrab(grab);
grabinfo->fromPassiveGrab = passive;
grabinfo->implicitGrab = passive & ImplicitGrabMask;
CheckGrabForSyncs(keybd, (Bool) grab->keyboardMode,
@@ -1991,7 +1989,7 @@ ActivateImplicitGrab(DeviceIntPtr dev, ClientPtr client, WindowPtr win,
else
return FALSE;
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
if (!tempGrab)
return FALSE;
tempGrab->next = NULL;
@@ -3898,7 +3896,7 @@ CheckPassiveGrabsOnWindow(WindowPtr pWin,
if (!grab)
return NULL;
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
/* Fill out the grab details, but leave the type for later before
* comparing */
@@ -5087,7 +5085,7 @@ GrabDevice(ClientPtr client, DeviceIntPtr dev,
else {
GrabPtr tempGrab;
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
tempGrab->next = NULL;
tempGrab->window = pWin;
@@ -5443,7 +5441,7 @@ ProcUngrabKey(ClientPtr client)
client->errorValue = stuff->modifiers;
return BadValue;
}
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
if (!tempGrab)
return BadAlloc;
tempGrab->resource = client->clientAsMask;
@@ -5637,7 +5635,7 @@ ProcUngrabButton(ClientPtr client)
ptr = PickPointer(client);
- tempGrab = AllocGrab();
+ tempGrab = AllocGrab(NULL);
if (!tempGrab)
return BadAlloc;
tempGrab->resource = client->clientAsMask;
diff --git a/dix/grabs.c b/dix/grabs.c
index 0a2111d..f46a6b2 100644
--- a/dix/grabs.c
+++ b/dix/grabs.c
@@ -189,7 +189,7 @@ UngrabAllDevices(Bool kill_client)
}
GrabPtr
-AllocGrab(void)
+AllocGrab(const GrabPtr src)
{
GrabPtr grab = calloc(1, sizeof(GrabRec));
@@ -201,6 +201,12 @@ AllocGrab(void)
}
}
+ if (src && !CopyGrab(grab, src)) {
+ free(grab->xi2mask);
+ free(grab);
+ grab = NULL;
+ }
+
return grab;
}
@@ -213,7 +219,7 @@ CreateGrab(int client, DeviceIntPtr device, DeviceIntPtr modDevice,
{
GrabPtr grab;
- grab = AllocGrab();
+ grab = AllocGrab(NULL);
if (!grab)
return (GrabPtr) NULL;
grab->resource = FakeClientID(client);
diff --git a/include/dixgrabs.h b/include/dixgrabs.h
index eccec77..ca3c95b 100644
--- a/include/dixgrabs.h
+++ b/include/dixgrabs.h
@@ -31,7 +31,7 @@ struct _GrabParameters;
extern void PrintDeviceGrabInfo(DeviceIntPtr dev);
extern void UngrabAllDevices(Bool kill_client);
-extern GrabPtr AllocGrab(void);
+extern GrabPtr AllocGrab(const GrabPtr src);
extern void FreeGrab(GrabPtr grab);
extern Bool CopyGrab(GrabPtr dst, const GrabPtr src);
--
1.8.1.4
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