Re: ptrace/select/signal errno weirdness

From: Linus Torvalds (
Date: Fri Aug 16 2002 - 00:41:54 EST

On Thu, 15 Aug 2002, Brian Wellington wrote:
> If that's the case, then how does
> fprintf(stderr, "select: %s\n", strerror(errno));
> print
> select: Unknown error 514
> ?
> That's the traced process printing the error, not the tracing process.

Ahh, dang, there's a patch floating around for this case. Basically,
tracing interferes with the normal behaviour (ie you _shouldn't_ see this
normally, only when tracing system calls).


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