openethereum/build.rs
Marek Kotewicz 5f103ee33d Detect rust compiler version in Parity build script, closes 4742 (#4907)
* Detect rust compiler version in Parity build script, closes #4742

* updated required compiler version message

* fixed typo
2017-03-15 14:03:11 +01:00

36 lines
1.1 KiB
Rust

// Copyright 2015-2017 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
extern crate rustc_version;
const MIN_RUSTC_VERSION: &'static str = "1.15.1";
fn main() {
let is = rustc_version::version().unwrap();
let required = MIN_RUSTC_VERSION.parse().unwrap();
assert!(is >= required, format!("
It looks like you are compiling Parity with an old rustc compiler {}.
Parity requires version {}. Please update your compiler.
If you use rustup, try this:
rustup update stable
and try building Parity again.
", is, required));
}