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annotate c/regexParser/bitVector.cc @ 116:66c633575b53 pairPro

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remove error and warning
author Masataka Kohagura <kohagura@cr.ie.u-ryukyu.ac.jp>
date Tue, 24 Nov 2015 17:07:08 +0900
parents ca30f8334741
children 166136236891
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1d7ca366b199 add bitVector
Masataka Kohagura <kohagura@cr.ie.u-ryukyu.ac.jp>
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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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4 #include "bitVector.h"
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5 extern BitVectorListPtr allocateBitVectorList();
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6 const BitVectorPtr allocateBitVector();
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7
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8 int bitBlock = sizeof(unsigned long) * 8;
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10 BitVectorListPtr createBitVector(NodePtr n,BitVectorListPtr bvl) {
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11 BitVectorListPtr nextBvl = allocateBitVectorList();
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12 nextBvl->bi = bitSet(n->nodeNumber);
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13 return nextBvl;
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14 }
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16 const BitVectorPtr allocateBitVector() {
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18 BitVectorPtr bi = (BitVectorPtr)malloc(sizeof(BitVector));
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19 if (bi == NULL) {
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20 fprintf(stderr, "Failed to allocate memory.\n");
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21 exit(-1);
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22 }
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24 bi->bitContainer = (unsigned long*)malloc(sizeof(unsigned long)*bi->arrayNum);
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25 if (bi->bitContainer == NULL) {
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26 fprintf(stderr, "Failed to allocate memory.\n");
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27 exit(-1);
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28 }
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30 for (int i = 0; i < bi->arrayNum; i++) {
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31 bi->bitContainer[i] = 0;
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32 }
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33
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34 return bi;
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35 }
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37 BitVectorPtr bitSet(int bitSetPosition) {
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39 BitVectorPtr bi = allocateBitVector();
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41 bi->arrayNum = (bitSetPosition + bitBlock) / bitBlock;
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43 int arrayPosition = bitSetPosition / bitBlock;
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44
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45 unsigned long tmp = 1 << (bitSetPosition % bitBlock);
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46 bi->bitContainer[arrayPosition] = bi->bitContainer[arrayPosition] | tmp;
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47
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48 return bi;
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49 }
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50
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51 void bitPrint(BitVectorPtr bi) {
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52 for (int i = 0; i < bi->arrayNum ; i++) {
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53 unsigned long vec = bi->bitContainer[i];
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54 for (int j = 0; j < bitBlock; j++) {
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55 printf( "%lu", vec & 1 );
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56 vec >>= 1;
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57 }
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58 printf(" ");
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59 }
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60 puts("");
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61 }