#include #include #include #include #include "btree.hxx" #define FILENAME "home0X.bt" char *Usage = "Usage: binsert key value btfile" ; void main(int argc, char *argv[]) { char *key ; char *filename ; int value ; bTree B; if (argc != 4) { cerr << Usage << endl ; exit(1) ; } key = argv[1] ; if (strlen(key) > 12) key[12] = '\0' ; istrstream inbuff(argv[2]) ; if (! (inbuff >> value && inbuff.eof())) { cerr << "Bad value: " << argv[2] << endl ; cerr << Usage << endl ; exit(1) ; } filename = argv[3] ; cout << "Inserting key " << key << " with value " << value << " into file " << filename << endl ; B.open(filename) ; if (! B.io_ok()) { cout << "Unable to open " << filename << endl ; exit(1) ; } B.update(key, value) ; if (B.io_ok()) cout << "Update succeeded" << endl ; else cout << "Update failed" << endl ; return ; }