#include <string.h>
#include "config.h"

/**
 * oserver - a demonstration module for LCA2011
 *
 * This code shows off the features of CCAN and various C cantrips.
 *
 * License: GPL
 *
 * Example:
 *	#include <sys/types.h>
 *	#include <sys/socket.h>
 *	#include <ccan/oserver/oserver.h>
 *	#include <ccan/opt/opt.h>
 *	#include <err.h>
 *	#include <stdlib.h>
 *
 *	#define STATE_FILE "/var/run/oserver/dump"
 *
 *	int main(int argc, char *argv[])
 *	{
 *		struct tevent_context *ev = tevent_context_init(NULL);
 *		unsigned int port = OSERVER_PORT;
 *		bool restore = false;
 *		char **restore_argv;
 *
 *		// Save args before opt_parse mangles them.
 *		restore_argv = talloc_array(NULL, char *, argc+2);
 *		restore_argv[0] = argv[0];
 *		restore_argv[1] = "--restore";
 *		memcpy(restore_argv+2, argv+1, sizeof(argv[0])*argc);
 *
 *		opt_register_noarg("--help|--usage|-h", opt_usage_and_exit,
 *				   "\nA oserver program", "Usage information");
 *		opt_register_arg("--port", opt_set_uintval, opt_show_uintval,
 *				 &port, "Server port number");
 *		opt_register_noarg("--restore", opt_set_bool,
 *				   &restore, opt_hidden);
 *
 *		opt_parse(&argc, argv, opt_log_stderr_exit);
 *		if (argc != 1)
 *			opt_log_stderr_exit("Unknown extra arguments");
 *
 *		if (restore) {
 *			if (!oserver_restore(ev, STATE_FILE))
 *				err(1, "Restoring server");
 *		} else if (!oserver_setup(ev, port, STATE_FILE, restore_argv))
 *			err(1, "Failed to set up server");
 *
 *		while (tevent_loop_wait(ev) == 0);
 *		err(1, "Serving client");
 *	}
 */
int main(int argc, char *argv[])
{
	/* Expect exactly one argument */
	if (argc != 2)
		return 1;

	if (strcmp(argv[1], "depends") == 0) {
		printf("ccan/read_write_all\n");
		printf("ccan/str\n");
		printf("ccan/foreach\n");
		printf("ccan/failtest\n");
		printf("ccan/opt\n");
		printf("ccan/array_size\n");
		printf("ccan/tevent\n");
		printf("ccan/cdump\n");
		printf("ccan/grab_file\n");
		return 0;
	}

	return 1;
}