lib 1013692

sS apacheCommonsExec(LS args) ctex {
  var cmdLine = new org.apache.commons.exec.CommandLine(first(args));
  for (arg : dropFirst(args))
    cmdLine.addArgument(arg);
  ret apacheCommonsExec(cmdLine);
}

sS apacheCommonsExec(S cmd) {
  ret apacheCommonsExec(org.apache.commons.exec.CommandLine.parse(cmd));
}

sS apacheCommonsExec(org.apache.commons.exec.CommandLine cmdLine) ctex {
  delegate DefaultExecutor, PumpStreamHandler to org.apache.commons.exec.
  
  new DefaultExecutor executor;
  new ByteArrayOutputStream baos;
  OutputStream stream = teeOutputStream(printOutputStream(), baos);
  PumpStreamHandler pump = new(stream, stream);
  executor.setStreamHandler(pump);
  print("Exit value: " + executor.execute(cmdLine));
  ret fromUTF8(toByteArray(baos));
}

Began life as a copy of #1006739