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Re: carriage return with stdout and stderr

by Christoph Mallon :: Rate this Message:

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Alexander Best schrieb:

> i'm running something similar to this pseudo-code in an app of mine:
>
> for (i=0 ....)
>     fprintf(stdout,"TEXT %d\r", int);
>
> what's really strange is that if i print to stdout the output isn't very
> clean. the cursor jumps randomly within the output (being 1 line). if i print
> to stderr however the output looks really nice. the cursor says right at the
> front of the output all the time. just like in burncd e.g.
>
> what's causing this? because i'd rather print to stdout.

stdout is buffered, stderr is not. Try fflush().

        Christoph
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