From 347f377f3b3f8c9d230d6309ec8ae92aa86d78b7 Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Thu, 3 Nov 2011 16:12:09 +1000
Subject: [PATCH] dix: add AllocGrab helper function

Not needed since the GrabRec is a self-contained struct but will be needed
for the xi2 input mask rework.
FreeGrab already exists, make it available to other callers.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
---
 dix/grabs.c        | 12 ++++++++++--
 include/dixgrabs.h |  3 +++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/dix/grabs.c b/dix/grabs.c
index c28356d9b..3b07186ea 100644
--- a/dix/grabs.c
+++ b/dix/grabs.c
@@ -180,6 +180,14 @@ UngrabAllDevices(Bool kill_client)
     ErrorF("End list of ungrabbed devices\n");
 }
 
+GrabPtr
+AllocGrab(void)
+{
+    GrabPtr grab = calloc(1, sizeof(GrabRec));
+
+    return grab;
+}
+
 GrabPtr
 CreateGrab(
     int client,
@@ -196,7 +204,7 @@ CreateGrab(
 {
     GrabPtr grab;
 
-    grab = calloc(1, sizeof(GrabRec));
+    grab = AllocGrab();
     if (!grab)
 	return (GrabPtr)NULL;
     grab->resource = FakeClientID(client);
@@ -226,7 +234,7 @@ CreateGrab(
 
 }
 
-static void
+void
 FreeGrab(GrabPtr pGrab)
 {
     free(pGrab->modifiersDetail.pMask);
diff --git a/include/dixgrabs.h b/include/dixgrabs.h
index 229c8bb53..2ed8a54b4 100644
--- a/include/dixgrabs.h
+++ b/include/dixgrabs.h
@@ -31,6 +31,9 @@ struct _GrabParameters;
 extern void PrintDeviceGrabInfo(DeviceIntPtr dev);
 extern void UngrabAllDevices(Bool kill_client);
 
+extern GrabPtr AllocGrab(void);
+extern void FreeGrab(GrabPtr grab);
+
 extern GrabPtr CreateGrab(
 	int /* client */,
 	DeviceIntPtr /* device */,