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From: torsten@pcsbst.UUCP (torsten)
Newsgroups: comp.lang.c,comp.unix.wizards
Subject: Re: redirect stdin when using execl
Keywords: execl redirect stdin <
Message-ID: <851@pcsbst.UUCP>
Date: 9 Jun 89 07:42:03 GMT
References: <414@sc50.UUCP>
Reply-To: torsten@brahms.pcs.com (Torsten Homeyer)
Organization: PCS GmbH, Pfaelzer-Wald-Str. 36, 8000 Muenchen; West-Germany
Lines: 23

In article <414@sc50.UUCP> ron@sc50.UUCP ( Ron Winnacott ) writes:
>Hello net.
>
>Can anyone tell me how to redirect stdin when I use execl to 
>start a new program. The problem I am haveing is this, I am writing
>a C program that forks then execl's a new program, But I need to 
>use a redirect "<" in the execl call.
>
>execl("/bin/mail","mail","ron","<","/tmp/tfile",NULL);

	I think this should do it:
	execl("/bin/sh","sh","/bin/mail ron < /tmp/tfile",NULL);

	Or you have to redirekt your stdin after fork and befor
	execl to /tmp/tfile.

	Hope that helps,
			Torsten.
---
Name    : Torsten Homeyer
Company : PCS GmbH, Pfaelzer-Wald-Str. 36, 8000 Munich W-Germany.
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