in reply to IPC::Run and scp's password entry

I'm just going from memory here, but I seem to recall similar problems with scp passwords, and it required a terminal for STDIN. It may explain your problem, and you might want to check that out before further head-banging over this. :-)

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Re^2: IPC::Run and scp's password entry
by ikegami (Patriarch) on Dec 19, 2008 at 19:57 UTC
    Fortunately, IPC::Run's pty features should handle that.