/* ************************************************************************** */
/*                                       _____           _                    */
/*  p7/list_devices.c                   |_   _|__  _   _| |__   ___ _   _     */
/*  | Project: libp7                      | |/ _ \| | | | '_ \ / _ \ | | |    */
/*                                        | | (_) | |_| | | | |  __/ |_| |    */
/*  By: thomas <thomas@touhey.fr>         |_|\___/ \__,_|_| |_|\___|\__, |.fr */
/*  Last updated: 2017/02/09 17:55:40                               |___/     */
/*                                                                            */
/* ************************************************************************** */
#include "main.h"

/**
 *	list_a_device:
 *	List one serial device.
 *
 *	@arg	cookie		the cookie (unused)
 *	@arg	path		the path.
 */

static int initialized = 0;
static void list_a_device(void *cookie, const char *path)
{
	(void)cookie;
	if (!initialized) {
		printf("Available devices:\n");
		initialized = 1;
	}
	printf("- %s\n", path);
}

/**
 *	list_devices:
 *	List serial devices.
 *
 *	@return		the program return code.
 */

int list_devices(void)
{
	p7_comlist(list_a_device, NULL);
	if (!initialized)
		fprintf(stderr, "Could not find any devices.\n");
	return (0);
}