void myFree(void * p, char * fn, int ln){
memEntry *ptr;
memEntry *before; //memEntry for the previous block
memEntry *after; //memEntry for the next block
if(sl == NULL) {
printf(KRED "Error: No malloced/calloced memory in the list. Failed to free.\n" KNRM);
return;
} if(SLFind(sl, p) == NULL) {
printf(KRED "Error: This memory pointer was never malloced/calloced in the list. Failed to free.\n" KNRM);
return;
}
ptr = (memEntry *)((char *)p - sizeof(memEntry));
if((before = ptr->prev) != 0 && before->isFree){
before->size += sizeof(memEntry) + ptr->size; // Combining with the previous memEntry free block
before->next = ptr->next;
ptr->isFree = 1;
before->next = ptr->next;
if(ptr->next != 0){
ptr->next->prev = before;
}
SLRemove(sl, p);
} else {
if (ptr->isFree == 0) {
SLRemove(sl, p);
ptr->isFree = 1;
before = ptr;
printf(KGRN "Freed block 0x%x\n" KNRM, p);
} else {
printf(KRED "Error: Attempted to double free a pointer. Failed to free.\n" KNRM);
}
}
if((after = ptr->next) != 0 && after->isFree){
before->size += sizeof(memEntry) + after->size; // // Merging with the next memEntry free block
before->next = after->next;
before->isFree = 1;
if(after->next != 0) {
after->next->prev = before;
}
SLRemove(sl, p);
}
}
void add_word(char *filename, char *wordToAdd, char *tokenString) {
FileWithCount file;
file = (FileWithCount) malloc( sizeof(FileWithCount) );
file->filename = (char *) malloc( BUFSIZ+1 );
snprintf(file->filename, BUFSIZ, "%s", filename);
file->count = 1;
printf("Filename after file %s and should be %s\n",file->filename,filename);
/*Find if word exists*/
WordNode wordToFind = (WordNode) malloc(sizeof(WordNode));
wordToFind->word = (char *) malloc (BUFSIZ+1);
snprintf(wordToFind->word, BUFSIZ, "%s", wordToAdd);
WordNode isWordThere;
isWordThere = (WordNode) SLFind(wordList, wordToFind);
if (isWordThere != NULL) { /*Word already exists*/
printf("WORD EXISTS: %s\n", wordToAdd);
SortedListIteratorPtr iter;
iter = SLCreateIterator(isWordThere->files);
void *obj = NULL;
while ((obj = SLNextItem(iter))) {
FileWithCount objFile;
objFile = obj;
if (compareFilesWithCount(objFile, file) == 0) {
/*Filename present,
just increase count and break*/
objFile->count++;
break;
}
}
SLDestroyIterator(iter);
if(obj == NULL) {
/*File not found, insert it into list*/
printf("Filename before slinsert %s\n",file->filename);
SLInsert(isWordThere->files, file);
printf("Inserted file %s into word %s\n",file->filename,isWordThere->word);
printf("Filename actually %s\n",filename);
free (wordToFind->word);
free (wordToFind);
} else {
fprintf(stderr, "ERROR: Add Word\n");
free (file->filename);
free (file);
free (wordToFind->word);
free (wordToFind);
}
return;
} else { /*Word doesn't exist yet*/
wordToFind->files = SLCreate(compareFilesWithCount);
/* printf("The word of the day is %s\n", w->word); */
/*Insert file path into word*/
SLInsert(wordToFind->files, file);
/*Insert word into word list*/
SLInsert(wordList, wordToFind);
return;
}
}
