use std::{
fs::File,
io::{BufRead, BufReader},
};
fn main() {
set_build_env();
}
fn set_build_env() {
let path = "build.env";
println!("cargo:rerun-if-changed={}", path);
if let Ok(file) = File::open(path) {
for (key, value) in BufReader::new(file)
.lines()
.map(|line| line.unwrap())
.collect::<Vec<_>>()
.iter()
.flat_map(|line| line.split_once('='))
{
println!("cargo:rustc-env={}={}", key, value);
}
}
}