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fix(macos): drain subprocess pipes before wait (#1081)

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Thanks @thesash.

Co-authored-by: Sash Catanzarite <sashcatanzarite@Sash-MacBook-Pro-14in-3.local>
This commit is contained in:
Peter Steinberger
2026-01-17 08:24:34 +00:00
parent 837eea4ebd
commit eef3df9fa5
5 changed files with 14 additions and 7 deletions
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9
apps/macos/Sources/Clawdbot/PortGuardian.swift
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@@ -204,14 +204,15 @@ actor PortGuardian {
proc.standardError = Pipe()
do {
try proc.run()
// Read pipe before waitUntilExit to avoid potential deadlock
let data = pipe.fileHandleForReading.readToEndSafely()
proc.waitUntilExit()
guard !data.isEmpty else { return nil }
return String(data: data, encoding: .utf8)?
.trimmingCharacters(in: .whitespacesAndNewlines)
} catch {
return nil
}
let data = pipe.fileHandleForReading.readToEndSafely()
guard !data.isEmpty else { return nil }
return String(data: data, encoding: .utf8)?
.trimmingCharacters(in: .whitespacesAndNewlines)
}
private static func parseListeners(from text: String) -> [Listener] {