The file handle is only capturing STDOUT, and the stuff that is showing up on the terminal is most likely being printed to STDERR. Adjusting the command line being passed to open might fix it:

Alternatively, one can use IPC::Open3 to distinguish what's printed to STDOUT and what to STDERR.

In reply to Re^2: Filehandle not reading by blazar
in thread Filehandle not reading by GaijinPunch

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