nxagent: make nxagentBlocking an Boolean

nx-X11/programs/Xserver/hw/nxagent/Display.c

@@ -660,7 +660,7 @@ static void nxagentDisplayBlockHandler(Display *disp, int reason)
       fprintf(stderr, "nxagentDisplayBlockHandler: BLOCK! Display is blocking for [write].\n");
       #endif
 
-      nxagentBlocking = 1;
+      nxagentBlocking = True;
 
       if (!SmartScheduleSignalEnable)
       {
@@ -908,7 +908,7 @@ void nxagentResetDisplayHandlers(void)
    */
 
   nxagentBuffer     = 0;
-  nxagentBlocking   = 0;
+  nxagentBlocking   = False;
   nxagentCongestion = 0;
 
   /*

nx-X11/programs/Xserver/hw/nxagent/Drawable.c

@@ -2815,7 +2815,7 @@ int nxagentSynchronizationPredicate(void)
     return NotNeeded;
   }
 
-  if (nxagentBlocking == 0 &&
+  if (!nxagentBlocking &&
           nxagentCongestion <= 4 &&
               nxagentReady == 0 &&
                   nxagentUserInput(NULL) == 0)

nx-X11/programs/Xserver/hw/nxagent/Handlers.c

@@ -122,7 +122,7 @@ Bool nxagentXdmcpAlertUp = False;
  */
 
 int nxagentBuffer;
-int nxagentBlocking;
+Bool nxagentBlocking;
 int nxagentCongestion;
 
 double nxagentBytesIn;
@@ -322,7 +322,7 @@ void nxagentBlockHandler(void * data, struct timeval **timeout, void * mask)
       nxagentForceSynchronization = 0;
     }
     else if (nxagentUserInput(NULL) == 0 &&
-                 nxagentBlocking == 0 &&
+                 !nxagentBlocking &&
                      nxagentCongestion <= 4)
     {
       #ifdef TEST
@@ -391,7 +391,7 @@ void nxagentBlockHandler(void * data, struct timeval **timeout, void * mask)
 
   #ifdef DYNAMIC_DISPLAY_BUFFER
 
-  if (nxagentBlocking == 1 &&
+  if (nxagentBlocking &&
           nxagentBuffer > MINIMUM_DISPLAY_BUFFER)
   {
     nxagentBuffer >>= 1;
@@ -587,7 +587,7 @@ void nxagentWakeupHandler(void * data, int count, void * mask)
    * Can become true during the dispatch loop.
    */
 
-  nxagentBlocking = 0;
+  nxagentBlocking = False;
 
   /*
    * Check if we got new events.
@@ -759,7 +759,7 @@ void nxagentShadowBlockHandler(void * data, struct timeval **timeout, void * mas
 
   nxagentShadowSendUpdates(&suspended);
 
-  if (nxagentBlocking == 0)
+  if (!nxagentBlocking)
   {
     nxagentSynchronizeDrawable((DrawablePtr) nxagentShadowPixmapPtr, DONT_WAIT,
                                    ALWAYS_BREAK, nxagentShadowWindowPtr);
@@ -830,7 +830,7 @@ void nxagentShadowWakeupHandler(void * data, int count, void * mask)
    * Can become true during the dispatch loop.
    */
 
-  nxagentBlocking = 0;
+  nxagentBlocking = False;
 
   /*
    * Check if we got new events.
@@ -1200,7 +1200,7 @@ void nxagentDispatchHandler(ClientPtr client, int in, int out)
 
         nxagentDispatchEvents(NULL);
 
-        nxagentBlocking = 1;
+        nxagentBlocking = True;
       }
 
       /*

nx-X11/programs/Xserver/hw/nxagent/Handlers.h

@@ -37,7 +37,7 @@ extern int nxagentBuffer;
  * the display to become writable.
  */
 
-extern int nxagentBlocking;
+extern Bool nxagentBlocking;
 
 /*
  * Current congestion level based on

nx-X11/programs/Xserver/hw/nxagent/Pixels.h

@@ -77,7 +77,7 @@ while (0)
 
 #define breakOnBlocking(mask)                                \
     (((mask) != NEVER_BREAK) && ((mask) & BLOCKING_BREAK) && \
-        nxagentBlocking == 1)
+        nxagentBlocking)
 
 #define breakOnCongestion(mask)                                \
     (((mask) != NEVER_BREAK) && ((mask) & CONGESTION_BREAK) && \
@@ -164,7 +164,7 @@ FIXME: Changed macro: NXAGENT_SHOULD_DEFER_COMPOSITE
 
 #define NXAGENT_SHOULD_SYNCHRONIZE_CORRUPTED_PIXMAPS(mask)           \
     ((nxagentCorruptedWindows == 0 && nxagentCorruptedPixmaps > 0 && \
-         nxagentCongestion == 0 && nxagentBlocking == 0) ||          \
+         nxagentCongestion == 0 && !nxagentBlocking) ||              \
              mask == NEVER_BREAK)
 
 /*