RE: [cc65] printf (C64 library) enables interrupts

From: Frank Buss <>
Date: 2014-07-20 22:47:11
> a newbie will not bother about CLI or SEI. once you do, you should know
> what you are doing - IMHO. (and its not a cc65 specific issue either, its common
> c64 knowledge :))

Well, cputs doesn't change the interrupt flag, so the surprise was that printf does it. Of course, it does make sense that the stdio functions are using the "operating system", silly me :-) My solution is to use cprintf now.

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Received on Sun Jul 20 22:47:39 2014

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