main() {
char *p = "harsh";
head = (Node*)malloc(sizeof(Node));
head->next = NULL;
insertToList(&head,p, 5, 0);
insertToList(&head,"abcdef",6,7);
insertToList(&head,"harshitha",9,13);
insertToList(&head,"hhh",3,1);
// printAggr(head);
//removeFromList(&head,7);
printf("\n printing data");
printAggr(head);
freeList(&head);
}
int main(int argc, char *argv[])
{
int i = 0;
int *key;
record *value;
filedata_t *fd;
final_data_t op_results;
final_data_t op_results0;
final_data_t op_results2;
final_data_t op_results3;
final_data_t op_results4;
final_data_t op_results5;
final_data_t op_results6;
final_data_t op_results7;
struct timeval starttime,endtime;
char * fname, * op_num_str;
int op_num;
struct timeval begin_total, end_total;
// Make sure a filename is specified
if (argv[1] == NULL)
{
printf("USAGE: %s <filename> [ # of operator to use (1:sel 2:prj 3:srt 4:prt 5:agg) ]\n", argv[0]);
exit(1);
}
fname = argv[1];
op_num_str = argv[2];
// Get the number of operator to run
CHECK_ERROR((op_num = (op_num_str == NULL) ? 10 : atoi(op_num_str)) < 0);
fd=load_op (fname, sizeof(record));
//printLoads(fd);
if ((op_num != 6) && (op_num != 0)){
prepare_op(fd, &op_results, 0);
dprintf("\nop_results length %d:\n", op_results.length);
}
get_time (&begin_total);
switch(op_num){
case 0:
prepare_op(fd, &op_results0, 1);
break;
case 1:
select_op(&op_results, cmp12, &op_results2, 1);
print_sel(op_results2);
break;
case 2:
project_op(&op_results, prj5, &op_results3, 1);
print_prj(op_results3);
break;
case 3:
sort_op(&op_results, stringcmp, key_ptr, keysize, &op_results4, 1);
print_srt(op_results4);
break;
case 4:
partition_op(&op_results, hsh_prt, &op_results5, 1);
print_prt(op_results5);
// partition_2op(&op_results, prt, &op_results5, 0);
break;
case 5:
aggregate_op(&op_results, aggr, key_ptr, keysize, &op_results6, 1);
printAggr(op_results6);
break;
case 6:
select_op_old(fd,cmp12, &op_results7, 1);
print_sel(op_results7);
break;
default:
printf("No operator selected\n");
break;
}
get_time (&end_total);
unload_op(fd);
#ifdef TIMING
fprintf (stderr, "\n\nOverall time: %u\n\n\n", time_diff (&end_total, &begin_total));
#endif
return 1;
}