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Fix Linux build: replace fputs(_:stderr) with FileHandle.standardError #441

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Merged
leogdion merged 1 commit into from
Aug 28, 2026
Merged

Fix Linux build: replace fputs(_:stderr) with FileHandle.standardError #441

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7 changes: 5 additions & 2 deletions Examples/MistDemo/Sources/MistDemo/MistDemo.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -39,9 +39,12 @@ internal enum MistDemo {
} catch {
// PhasedIntegrationTest prints a copy-friendly message before rethrowing;
// exit cleanly instead of trapping on an uncaught top-level throw.
let message = (error as? any LocalizedError)?.errorDescription
let message =
(error as? any LocalizedError)?.errorDescription
?? String(describing: error)
fputs("❌ \(message)\n", stderr)
// Glibc exposes `stderr` as a mutable global, which Swift 6 strict
// concurrency rejects; FileHandle keeps this portable to Linux.
FileHandle.standardError.write(Data("❌ \(message)\n".utf8))
exit(1)
}
}
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