34 lines
1.0 KiB
Rust
34 lines
1.0 KiB
Rust
// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#![no_std]
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extern crate lang_items;
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use libtock_drivers::console::{Console, BUFFER_SIZE};
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fn main() {
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// Write messages of length up to the console driver's buffer size.
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let mut buf = [0; BUFFER_SIZE];
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loop {
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for i in 1..buf.len() {
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for byte in buf.iter_mut().take(i) {
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*byte = b'0' + ((i % 10) as u8);
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}
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buf[i] = b'\n';
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Console::write_unbuffered(&mut buf[..(i + 1)]);
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}
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}
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}
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