mod riot_fmt {
extern { pub fn print(ptr : *const u8, len : usize) -> (); }
extern { pub fn print_u32_dec(n : u32) -> (); }
extern { pub fn print_s32_dec(n : i32) -> (); }
extern { pub fn print_u64_dec(n : u64) -> (); }
}
pub trait Print {
fn print(self) -> ();
}
pub fn print<T: Print> (x: T) {
x.print();
}
pub fn printnl() {
"\n".print();
}
impl<'a> Print for &'a str {
fn print(self) -> () {
unsafe { riot_fmt::print(self.as_ptr(), self.len()); }
}
}
impl Print for u32 {
fn print(self) -> () {
unsafe { riot_fmt::print_u32_dec(self); }
}
}
impl Print for i32 {
fn print(self) -> () {
unsafe { riot_fmt::print_s32_dec(self); }
}
}
impl Print for u64 {
fn print(self) -> () {
unsafe { riot_fmt::print_u64_dec(self); }
}
}