18 lines
485 B
Rust
18 lines
485 B
Rust
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fn main() {
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let has_dj = std::fs::read_dir(".").unwrap().any(|e| {
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e.map_or(false, |e| {
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e.path()
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.extension()
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.map_or(false, |ext| ext.to_str() == Some("dj"))
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})
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});
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if has_dj {
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let status = std::process::Command::new("make")
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.status()
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.expect("failed to execute make");
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assert!(status.success());
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} else {
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std::fs::write("ref.rs", &[b'\n']).unwrap();
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}
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}
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