/**
* Fills the given order with the data of the next buffered order.
*
* parser_has_new_order() _has_ to return true before calling this.
*
* @param[out] order The order structure which should be filled.
*/
void parser_get_new_order(order_t* order) {
// Function fills the parameter with the next order in the ringbuffer
// but will do a check on it first. if the Order isn't flagged valid
// the caller must discard it.
parser_check_order(&parser_order_buffer[first_buffer_position]);
if (DEBUG_ENABLE) {
debug_write_integer(PSTR("parse.c : parser_get_new_order() : status = "), parser_order_buffer[first_buffer_position].status);
}
// Copy the order to the caller
order_copy(&parser_order_buffer[first_buffer_position], order);
// Clean the local structure
order_init(&parser_order_buffer[first_buffer_position]);
first_buffer_position++;
// manual modulo operation, because normal modulo operation takes to much time
first_buffer_position -= (first_buffer_position / PARSER_ORDER_BUFFER_SIZE) * PARSER_ORDER_BUFFER_SIZE;
// if buffer is full, set position to illegal value
if (first_buffer_position == current_buffer_position) {
first_buffer_position = -1;
}
}
/**
* Initializes the Parser Module.
*
* Mainly needed to init the ring buffer of orders.
*/
void parser_init(void) {
// Initialize the Ringbuffer
for (uint8_t i = 0; i < PARSER_ORDER_BUFFER_SIZE; i++) {
order_init(&parser_order_buffer[i]);
}
}
int
main(int argc, char **argv)
{
int ch;
const char *conffile;
conffile = CONFFILE;
while ((ch = getopt(argc, argv, "f:v")) != -1) {
switch (ch) {
case 'f':
conffile = optarg;
break;
case 'v':
verbose++;
break;
default:
usage();
/* NOTREACHED */
}
}
bzero(&config, sizeof(config));
config.print.feedlines = -1;
config.print.cchide_customer = 1;
config.print.ccsig_customer = 1;
bzero(&header, sizeof(header));
if (parse_config(conffile))
exit(1);
/* set database files */
if (config.database.custdb == NULL)
if ((config.database.custdb = strdup(config.database.alldb
? config.database.alldb : CUSTDBFILE)) == NULL)
err(1, "cannot set customer database file");
if (config.database.menudb == NULL)
if ((config.database.menudb = strdup(config.database.alldb
? config.database.alldb : MENUDBFILE)) == NULL)
err(1, "cannot set menu database file");
if (config.database.orderdb == NULL)
if ((config.database.orderdb = strdup(config.database.alldb
? config.database.alldb : ORDERDBFILE)) == NULL)
err(1, "cannot set order database file");
if (config.print.feedlines < 0)
config.print.feedlines = PRINT_FEED_LINES;
if (licence_init() == -1)
errx(1, "cannot proceed without licence");
event_init();
module_init();
rule_init();
input_init();
print_init();
form_init();
display_init();
status_init();
menu_init();
customer_init();
special_init();
payment_init();
window_init();
order_init();
display_refresh();
signal(SIGPIPE, SIG_IGN);
if (event_dispatch() == -1)
err(1, "terminated abnormally");
if (exitcode != 0 && exitmsg == NULL)
exitmsg = strdup(status.status);
order_exit();
window_exit();
payment_exit();
special_exit();
customer_exit();
menu_exit();
status_exit();
display_exit();
form_exit();
print_exit();
input_exit();
rule_exit();
module_exit();
if (exitcode && exitmsg != NULL)
errx(exitcode, "%s", exitmsg);
else
fprintf(stdout, "exiting normally\n");
exit(0);
}
