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From: wichert@cistron.nl (Wichert Akkerman)
Subject: Re: Children first in fork
Date: 19 Apr 2001 18:31:23 +0200
Organization: Cistron Internet Services
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In-Reply-To: <20010419133538.A28654@quatramaran.ens.fr> <NCBBLIEPOCNJOAEKBEAKAEEJOHAA.davids@webmaster.com> <200104191256.OAA31141@quatramaran.ens.fr>
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In article <200104191256.OAA31141@quatramaran.ens.fr>,
=?ISO-8859-1?Q?=C9ric?= Brunet  <ebrunet@quatramaran.ens.fr> wrote:
>Yes, or a clone option (using ptrace, I can always change on the fly=20
>the fork system call into a clone system call and add whatever option I
>want).

Last time I tried that it didn't work since the kernel had already
grabbed the syscall number and the registers so I couldn't change it
anymore.

What you can do is what strace does: insert a loop instruction after
the fork or clone call and remove that when the call returns.

Wichert.


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