poweroff.c

/*
     ____ __     ____   ___    ____ __         (((((()
    | |_  \ \  /   ) ) | |  ) | |_  \ \  /  \(@)- /
    |_|__  \_\/  __)_) |_|_/  |_|__  \_\/   /(@)- \
                                               ((())))
 */
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include "ev3.h"

/*  WARNING!
 *  Please build and install ev3dev-c static library before make this example.
 *  See README.
 */

int main( void )
{
    char s[ 256 ];
    char *p;

    if ( ev3_init() < 1 ) return ( 1 );

    printf( "Enter 'bye' to power-off the EV3 brick: " );
    scanf( "%4s", s );
    for ( p = s; *p; p++ ) *p = tolower( *p );

    if ( strcmp( s, "bye" ) == 0 ) {
        ev3_poweroff();
        printf( "Goodbye!\n" );
    } else {
        printf( "Misspelling.\n" );
    }
    ev3_uninit();

    return ( 0 );
}