code cleanup: 0 --> NULL

intern/audaspace/FX/AUD_CallbackIIRFilterReader.h

@@ -77,7 +77,7 @@ public:
 	AUD_CallbackIIRFilterReader(boost::shared_ptr<AUD_IReader> reader, int in, int out,
 								doFilterIIR doFilter,
 								endFilterIIR endFilter = 0,
-								void* data = 0);
+								void* data = NULL);
 
 	virtual ~AUD_CallbackIIRFilterReader();
 

intern/ghost/GHOST_ISystem.h

@@ -201,7 +201,7 @@ public:
 	virtual GHOST_ITimerTask *installTimer(GHOST_TUns64 delay,
 	                                       GHOST_TUns64 interval,
 	                                       GHOST_TimerProcPtr timerProc,
-	                                       GHOST_TUserDataPtr userData = 0) = 0;
+	                                       GHOST_TUserDataPtr userData = NULL) = 0;
 
 	/**
 	 * Removes a timer.

intern/ghost/intern/GHOST_Event.h

@@ -51,7 +51,7 @@ public:
 	 * \param window The generating window (or NULL if system event).
 	 */
 	GHOST_Event(GHOST_TUns64 msec, GHOST_TEventType type, GHOST_IWindow *window)
-		: m_type(type), m_time(msec), m_window(window), m_data(0)
+		: m_type(type), m_time(msec), m_window(window), m_data(NULL)
 	{
 	}
 

intern/ghost/intern/GHOST_EventManager.cpp

@@ -81,7 +81,7 @@ GHOST_TUns32 GHOST_EventManager::getNumEvents(GHOST_TEventType type)
 
 GHOST_IEvent *GHOST_EventManager::peekEvent()
 {
-	GHOST_IEvent *event = 0;
+	GHOST_IEvent *event = NULL;
 	if (m_events.empty() == false) {
 		event = m_events.back();
 	}

intern/ghost/intern/GHOST_EventManager.h

@@ -141,7 +141,7 @@ public:
 	virtual void
 	removeTypeEvents(
 	    GHOST_TEventType type,
-	    GHOST_IWindow *window = 0
+	    GHOST_IWindow *window = NULL
 	    );
 
 protected:

intern/ghost/intern/GHOST_Path-api.cpp

@@ -48,19 +48,19 @@ GHOST_TSuccess GHOST_DisposeSystemPaths(void)
 const GHOST_TUns8 *GHOST_getSystemDir(int version, const char *versionstr)
 {
 	GHOST_ISystemPaths *systemPaths = GHOST_ISystemPaths::get();
-	return systemPaths ? systemPaths->getSystemDir(version, versionstr) : 0;
+	return systemPaths ? systemPaths->getSystemDir(version, versionstr) : NULL;
 }
 
 const GHOST_TUns8 *GHOST_getUserDir(int version, const char *versionstr)
 {
 	GHOST_ISystemPaths *systemPaths = GHOST_ISystemPaths::get();
-	return systemPaths ? systemPaths->getUserDir(version, versionstr) : 0; /* shouldn't be NULL */
+	return systemPaths ? systemPaths->getUserDir(version, versionstr) : NULL; /* shouldn't be NULL */
 }
 
 const GHOST_TUns8 *GHOST_getBinaryDir()
 {
 	GHOST_ISystemPaths *systemPaths = GHOST_ISystemPaths::get();
-	return systemPaths ? systemPaths->getBinaryDir() : 0;  /* shouldn't be NULL */
+	return systemPaths ? systemPaths->getBinaryDir() : NULL;  /* shouldn't be NULL */
 }
 
 void GHOST_addToSystemRecentFiles(const char *filename)

intern/ghost/intern/GHOST_System.cpp

@@ -46,10 +46,10 @@
 
 GHOST_System::GHOST_System()
 	: m_nativePixel(false),
-	m_displayManager(0),
+	m_displayManager(NULL),
-	m_timerManager(0),
+	m_timerManager(NULL),
-	m_windowManager(0),
+	m_windowManager(NULL),
-	m_eventManager(0)
+	m_eventManager(NULL)
 #ifdef WITH_INPUT_NDOF
 	, m_ndofManager(0)
 #endif
@@ -324,19 +324,19 @@ GHOST_TSuccess GHOST_System::exit()
 	}
 	if (m_displayManager) {
 		delete m_displayManager;
-		m_displayManager = 0;
+		m_displayManager = NULL;
 	}
 	if (m_windowManager) {
 		delete m_windowManager;
-		m_windowManager = 0;
+		m_windowManager = NULL;
 	}
 	if (m_timerManager) {
 		delete m_timerManager;
-		m_timerManager = 0;
+		m_timerManager = NULL;
 	}
 	if (m_eventManager) {
 		delete m_eventManager;
-		m_eventManager = 0;
+		m_eventManager = NULL;
 	}
 #ifdef WITH_INPUT_NDOF
 	if (m_ndofManager) {

intern/ghost/intern/GHOST_System.h

@@ -100,7 +100,7 @@ public:
 	virtual GHOST_ITimerTask *installTimer(GHOST_TUns64 delay,
 	                                       GHOST_TUns64 interval,
 	                                       GHOST_TimerProcPtr timerProc,
-	                                       GHOST_TUserDataPtr userData = 0);
+	                                       GHOST_TUserDataPtr userData = NULL);
 
 	/**
 	 * Removes a timer.

intern/ghost/intern/GHOST_TimerManager.cpp

@@ -90,7 +90,7 @@ GHOST_TSuccess GHOST_TimerManager::removeTimer(GHOST_TimerTask *timer)
 		// Remove the timer task
 		m_timers.erase(iter);
 		delete timer;
-		timer = 0;
+		timer = NULL;
 		success = GHOST_kSuccess;
 	}
 	else {

intern/ghost/intern/GHOST_TimerTask.h

@@ -54,7 +54,7 @@ public:
 	GHOST_TimerTask(GHOST_TUns64 start,
 	                GHOST_TUns64 interval,
 	                GHOST_TimerProcPtr timerProc,
-	                GHOST_TUserDataPtr userData = 0)
+	                GHOST_TUserDataPtr userData = NULL)
 		: m_start(start),
 		m_interval(interval),
 		m_next(start),

intern/memutil/MEM_Allocator.h

@@ -63,7 +63,7 @@ struct MEM_Allocator
 	// NB: __n is permitted to be 0.  The C++ standard says nothing
 	// about what the return value is when __n == 0.
 	_Tp* allocate(size_type __n, const void* = 0) {
-		_Tp* __ret = 0;
+		_Tp* __ret = NULL;
 		if (__n)
 			__ret = static_cast<_Tp*>(
 				MEM_mallocN(__n * sizeof(_Tp),

intern/memutil/MEM_CacheLimiter.h

@@ -108,7 +108,7 @@ public:
 	bool destroy_if_possible() {
 		if (can_destroy()) {
 			delete data;
-			data = 0;
+			data = NULL;
 			unmanage();
 			return true;
 		}

intern/memutil/intern/MEM_CacheLimiterC-Api.cpp

@@ -128,7 +128,7 @@ MEM_CacheLimiterCClass::~MEM_CacheLimiterCClass()
 {
 	// should not happen, but don't leak memory in this case...
 	for (list_t::iterator it = cclass_list.begin(); it != cclass_list.end(); it++) {
-		(*it)->set_data(0);
+		(*it)->set_data(NULL);
 
 		delete *it;
 	}

intern/string/intern/STR_String.cpp

@@ -106,7 +106,7 @@ STR_String::STR_String(const char *str)
 		this->m_data[this->m_len] = 0;
 	}
 	else {
-		this->m_data = 0;
+		this->m_data = NULL;
 		this->m_len = 0;
 		this->m_max = 8;
 	}

source/blender/render/intern/raytrace/rayobject.cpp

@@ -87,7 +87,7 @@ MALWAYS_INLINE void rayface_from_vlak(RayFace *rayface, ObjectInstanceRen *obi,
 
 RayObject *RE_rayface_from_vlak(RayFace *rayface, ObjectInstanceRen *obi, VlakRen *vlr)
 {
-	return rayface_from_coords(rayface, obi, vlr, vlr->v1->co, vlr->v2->co, vlr->v3->co, vlr->v4 ? vlr->v4->co : 0);
+	return rayface_from_coords(rayface, obi, vlr, vlr->v1->co, vlr->v2->co, vlr->v3->co, vlr->v4 ? vlr->v4->co : NULL);
 }
 
 RayObject *RE_rayface_from_coords(RayFace *rayface, void *ob, void *face, float *v1, float *v2, float *v3, float *v4)

source/blender/render/intern/raytrace/rayobject_rtbuild.cpp

@@ -50,15 +50,15 @@ static bool selected_node(RTBuilder::Object *node)
 static void rtbuild_init(RTBuilder *b)
 {
 	b->split_axis = -1;
-	b->primitives.begin   = 0;
+	b->primitives.begin   = NULL;
-	b->primitives.end     = 0;
+	b->primitives.end     = NULL;
 	b->primitives.maxsize = 0;
 	
 	for (int i = 0; i < RTBUILD_MAX_CHILDS; i++)
 		b->child_offset[i] = 0;
 
 	for (int i = 0; i < 3; i++)
-		b->sorted_begin[i] = b->sorted_end[i] = 0;
+		b->sorted_begin[i] = b->sorted_end[i] = NULL;
 		
 	INIT_MINMAX(b->bb, b->bb + 3);
 }
@@ -178,8 +178,8 @@ RTBuilder *rtbuild_get_child(RTBuilder *b, int child, RTBuilder *tmp)
 			tmp->sorted_end[i] = b->sorted_begin[i] +  b->child_offset[child + 1];
 		}
 		else {
-			tmp->sorted_begin[i] = 0;
+			tmp->sorted_begin[i] = NULL;
-			tmp->sorted_end[i] = 0;
+			tmp->sorted_end[i] = NULL;
 		}
 	
 	return tmp;