/* const char *f: this means that we have a changable pointer to a constant
string. I believe this means that the filename cannot change, although we could
decide to change the address of the filename variable to something else. */
struct Connection *database_open(const char *filename, char mode)
{
/* We allocate enough space for a new HEAP, since it is a pointer and not
called without malloc, so that we can update its fields with the arguments
*/
struct Connection *conn = malloc(sizeof(struct Connection));
if(!conn) die("Memory error"); // die if our pointer to new conn failed
conn->db = malloc(sizeof(struct Database));
if(!conn->db) die("Memory error");
if(mode == 'c') {
conn->file = fopen(filename, "w");
} else {
conn->file = fopen(filename, "r+");
if(conn->file) {
database_load(conn);
}
}
if(!conn->file) die("Failed to open the file");
return conn;
}
struct Connection *database_open(const char *filename, char mode) {
struct Connection *conn = (struct Connection *)malloc(sizeof(struct Connection));
if(!conn) die("memory error");
conn->db = (struct Database *)malloc(sizeof(struct Database));
if(!conn->db) die("memory error");
conn->file = fopen(filename, (mode=='c')?"W":"r+");
if(conn->file) database_load(conn);
if(!conn->file) die("failed to open the file");
return conn;
}
static int
tcl_loaddb(ClientData clientData, Tcl_Interp *interp, int argc, char *argv[])
{
if(argc != 1)
{
sprintf(interp->result, WRONG_NUMBER_OF_ARGUMENTS, argv[0]);
return TCL_OK;
}
else
{
ya_result return_code;
config_data *config = NULL;
/* Initialise configuration file */
if(FAIL(config_init(S_CONFIGDIR, &config)))
{
return EXIT_FAILURE;
}
/* Read configuration file */
if(FAIL(config_read("main", &config)))
{
return EXIT_FAILURE;
}
/* Read configuration file */
if(FAIL(config_read("zone", &config)))
{
return EXIT_FAILURE;
}
if(FAIL(return_code = database_load(&server_context->db_zdb, config->data_path, config->zones)))
{
OSDEBUG(termout, "error: %r\n", return_code);
return return_code;
}
sprintf(interp->result, "done");
return TCL_OK;
}
return TCL_OK;
}
int main(int argc, char *argv[])
{
Database db;
database_init(&db);
if(argv[1])
{
database_create(&db, argv[1]);
checkDBState(&db);
}
else
database_load(&db, DB_FILE);
server(&db);
return 0;
}
