Yi Kong | c1a6315 | 2021-02-03 15:04:59 +0800 | [diff] [blame] | 1 | extern crate autocfg; |
2 | |||||
3 | use std::env; | ||||
4 | |||||
5 | fn main() { | ||||
6 | // If the "i128" feature is explicity requested, don't bother probing for it. | ||||
7 | // It will still cause a build error if that was set improperly. | ||||
8 | if env::var_os("CARGO_FEATURE_I128").is_some() || autocfg::new().probe_type("i128") { | ||||
9 | autocfg::emit("has_i128"); | ||||
10 | } | ||||
11 | |||||
12 | autocfg::rerun_path("build.rs"); | ||||
13 | } |