#ifndef CSV_H
#define CSV_H
struct csv;
struct csv *csv_open(const char *filename);
void csv_close(struct csv *st);
int csv_next(struct csv *st);
int csv_current_row(struct csv *st);
int csv_cols(struct csv *st);
const char *csv_element(struct csv *st, int elem);
int csv_error(struct csv *st);
#endif