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clif: Provide better output messages for failed copies

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This commit is contained in:
Trevor Gross 2025-05-18 17:12:13 +00:00
parent 6acbcee97e
commit d655ff0806
1 changed files with 5 additions and 3 deletions
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8
compiler/rustc_codegen_cranelift/build_system/utils.rs
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@ -213,11 +213,13 @@ pub(crate) fn copy_dir_recursively(from: &Path, to: &Path) {
if filename == "." || filename == ".." {
continue;
}
let src = from.join(&filename);
let dst = to.join(&filename);
if entry.metadata().unwrap().is_dir() {
fs::create_dir(to.join(&filename)).unwrap();
copy_dir_recursively(&from.join(&filename), &to.join(&filename));
fs::create_dir(&dst).unwrap_or_else(|e| panic!("failed to create {dst:?}: {e}"));
copy_dir_recursively(&src, &dst);
} else {
fs::copy(from.join(&filename), to.join(&filename)).unwrap();
fs::copy(&src, &dst).unwrap_or_else(|e| panic!("failed to copy {src:?}->{dst:?}: {e}"));
}
}
}