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That's what isatty() is for. If stdin is not a TTY, prompting should not be the default. Many programs change their defaults or their entire behavior based on isatty().

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isatty() is spoofed in e.g. Make via PTYs. It's a light check at best and lies to you at worst.

If make is going to spoof the PTY, it should take responsibility for answering the autocorrect prompt

There's no "prompt". That's not how TTYs work. Make has no idea the program is waiting for any input.

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