[DNM] Add some verbose logging

Author: bnbarham

Sources/Build/LLBuildProgressTracker.swift

@@ -343,11 +343,11 @@ final class LLBuildProgressTracker: LLBuildBuildSystemDelegate, SwiftCompilerOut
  result: CommandExtendedResult
  ) {
  // FIXME: This should really happen at the command-level and is just a stopgap measure.
- let shouldFilterOutput = !self.logLevel.isVerbose && command.verboseDescription.hasPrefix("codesign ") && result
- .result != .failed
+ let shouldFilterOutput = !self.logLevel.isVerbose
  self.queue.async {
  if let buffer = self.nonSwiftMessageBuffers[command.name], !shouldFilterOutput {
  self.progressAnimation.clear()
+ self.outputStream.send("EXTRA VERBOSE [\(result.pid?.description ?? "unknown PID")] \(command.verboseDescription): ")
  self.outputStream.send(buffer)
  self.outputStream.flush()
  self.nonSwiftMessageBuffers[command.name] = nil
@@ -628,8 +628,14 @@ extension SwiftCompilerMessage {
  fileprivate var verboseProgressText: String? {
  switch kind {
  case .began(let info):
- ([info.commandExecutable] + info.commandArguments).joined(separator: " ")
- case .skipped, .finished, .abnormal, .signalled, .unparsableOutput:
+ "EXTRA VERBOSE [\(info.pid)]: \(([info.commandExecutable] + info.commandArguments).joined(separator: " "))"
+ case .finished(let info),
+ .abnormal(let info),
+ .signalled(let info):
+ "EXTRA VERBOSE [\(info.pid)]: \(info.output ?? "no output")"
+ case .unparsableOutput(let output):
+ "EXTRA VERBOSE [unknown PID]: \(output)"
+ case .skipped:
  nil
  }
  }