Re: ptrace errors are misleading

From: Pavel Machek (pavel@suse.cz)
Date: Wed May 24 2000 - 08:12:07 EST

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Hi!

> On x86 Linux 2.2 and 2.3 ptrace sets errno to ESRCH ("no such
> process") when the process is not being traced or when it is not
> stopped (arch/i386/kernel/ptrace.c).
>
> Shouldn't it return EPERM instead?

EPERM seems bad, it is not permission issue. EINVAL might be better.

-- The best software in life is free (not shareware)! Pavel GCM d? s-: !g p?:+ au- a--@ w+ v- C++@ UL+++ L++ N++ E++ W--- M- Y- R+

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