int main(int argc, char* argv[]){
char buffer[BUFFER_SIZE];
int index, pages;
int requests = 0;
int faults = 0;
if(argc < 1){
printf("Too many arguments. Please look at documentation to compile.\n");
return 0;
}
sscanf(argv[1], "%d", &pages);
List* list = create(pages);
FILE* fp = fopen("out.txt", "w");
assert(fp != NULL);
while(fgets(buffer, sizeof(buffer), stdin) != NULL) {
if(!isdigit((int)buffer[0]))
continue;
sscanf(buffer, "%d", &index);
requests++;
if(findNode(list, index) != NULL){
setNodeRef(list, index, requests);
}
else{
if(listFull(list)){
replaceNode(list, findMinNode(list), index);
setNodeRef(list, index, requests);
}
else{
insertNode(list, index, 0 ,0);
setNodeRef(list, index, requests);
}
faults++;
assert(fprintf(fp, "%d \n", index) >= 0);
}
} // while
fclose(fp);
free(list);
printf("Number of page requests: %d \nNumber of page faults: %d \n", requests, faults);
return 1;
}
static void insertSession(SessionList *list,
SubscriberNumber number,
ServerId serverId)
{
SessionElement *e;
if( listFull(list) ) return;
e = &list->list[list->writeIndex];
strcpy(e->subscriberNumber, number);
e->serverId = serverId;
list->writeIndex = (list->writeIndex + 1) % SESSION_LIST_LENGTH;
list->numberInList++;
if( list->numberInList > maxsize )
maxsize = list->numberInList;
}
