Re: Redireccionando stderr

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#1974

From: Matías Costa
Date: Wed, 18 May 2005 22:33

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David Lago wrote:

> Nada... esto tampoco funcion�. Parece que popen y el shell debajo
> utilizan no stderr sino el fd#2 que tiene abierto la aplicaci�n.
> �Alguien sabe c�mo se redirige el fd#2 que crea el propio programa al
> ejecutarse, y que heredan los invocados por �l? Por supuesto sin
> utilizar 2>/dev/null en la llamada, todo dentro del propio programa.
> 
> Gracias,
> David.

int devnull=open("/dev/null");
int old2=dup(2);
dup2(devnull, 2);

Puede que funcione �?

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From: Matías Costa <peroxid{@}gmail{.}com>
Subject: Re: Redireccionando stderr
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