servo/components/canvas/build.rs

20 lines
724 B
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
fn main() {
let azure = std::env::var_os("CARGO_FEATURE_CANVAS2D_AZURE").is_some();
let raqote = std::env::var_os("CARGO_FEATURE_CANVAS2D_RAQOTE").is_some();
if !(azure || raqote) {
error("Must enable one of the `canvas2d-azure` or `canvas2d-raqote` features.")
}
if azure && raqote {
error("Must not enable both of the `canvas2d-azure` and `canvas2d-raqote` features.")
}
}
fn error(message: &str) {
print!("\n\n Error: {}\n\n", message);
std::process::exit(1)
}