/*
 * This module contains the main() function for fc-fsio.
 */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "exitcodes.h"

char *socket_pathname = "/tmp/rvinterf_socket";
int sock;

extern char *rvinterf_ttyport, *rvinterf_Bopt, *rvinterf_lopt, *rvinterf_wopt;

main(argc, argv)
	char **argv;
{
	extern int optind;
	extern char *optarg;
	int c, sopt = 0;
	char command[512];

	while ((c = getopt(argc, argv, "B:l:p:s:w:")) != EOF)
		switch (c) {
		case 'B':
			rvinterf_Bopt = optarg;
			continue;
		case 'l':
			rvinterf_lopt = optarg;
			continue;
		case 'p':
			rvinterf_ttyport = optarg;
			continue;
		case 's':
			socket_pathname = optarg;
			sopt++;
			continue;
		case 'w':
			rvinterf_wopt = optarg;
			continue;
		case '?':
		default:
usage:			fprintf(stderr,
				"usage: %s [options] [command]\n", argv[0]);
			exit(ERROR_USAGE);
		}
	if (rvinterf_ttyport) {
		if (sopt) {
			fprintf(stderr,
			"%s error: -p and -s options are mutually exclusive\n",
				argv[0]);
			exit(ERROR_USAGE);
		}
		launch_rvinterf();
	} else {
		if (rvinterf_Bopt || rvinterf_lopt || rvinterf_wopt) {
			fprintf(stderr,
"%s error: -B, -l and -w options are meaningful only when launching rvinterf\n",
				argv[0]);
			exit(ERROR_USAGE);
		}
		connect_local_socket();
	}

	setlinebuf(stdout);
	if (argv[optind])
		return dispatch_ready_argv(argc - optind, argv + optind);
	for (;;) {
		if (isatty(0)) {
			rx_control(0);
			fputs("fsio> ", stdout);
			fflush(stdout);
		}
		if (!fgets(command, sizeof command, stdin))
			exit(0);
		parse_and_dispatch_cmd(command, 0);
	}
}