Lines Matching refs:NULL
17 : prev(NULL), next(NULL), first_in(NULL), first_out(NULL) {
24 : target(NULL), source(NULL),
25 prev_in(NULL), next_in(NULL), prev_out(NULL), next_out(NULL) {
32 : m_pNodeHead(NULL), m_pFreeNodeHead(NULL), m_pFreeArcHead(NULL),
40 Node* result = NULL;
41 if (NULL == m_pFreeNodeHead) {
51 result->prev = NULL;
55 if (NULL != m_pNodeHead) {
67 Arc* result = NULL;
68 if (NULL == m_pFreeArcHead) {
83 if (NULL != pU.first_out) {
90 if (NULL != pV.first_in) {
101 if (NULL != pNode.next) {
105 if (NULL != pNode.prev) {
108 else { // pNode.prev is NULL => pNode is the head
114 while(NULL != fan_in) {
122 while(NULL != fan_out) {
130 pNode.prev = NULL;
131 if (NULL != m_pFreeNodeHead)
140 if (NULL != pArc.prev_out) {
143 else { // pArc.prev_out is NULL => pArc is the first_out of the source
147 if (NULL != pArc.next_out) {
152 if (NULL != pArc.prev_in) {
159 if (NULL != pArc.next_in) {
172 m_pNodeHead = NULL;
173 m_pFreeNodeHead = NULL;
174 m_pFreeArcHead = NULL;