Re: Checking return values (was: Trojan Horses, NFS, etc.)

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#1088

From: Richard Tobin
Date: Thu, 25 Oct 1990 18:59

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In article <1990Oct25.075856.4923@robobar.co.uk> ronald@robobar.co.uk (Ronald S H Khoo) writes:
>For those of you still puzzled: perror() must be called *immediately* after
>the error returns

Or else you must save and restore errno.  Is this guaranteed to work?

-- Richard

-- 
Richard Tobin,                       JANET: R.Tobin@uk.ac.ed             
AI Applications Institute,           ARPA:  R.Tobin%uk.ac.ed@nsfnet-relay.ac.uk
Edinburgh University.                UUCP:  ...!ukc!ed.ac.uk!R.Tobin

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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!mcsun!ukc!edcastle!aiai!richard

References: <1885@necisa.ho.necisa.oz> <4315@pkmab.se> <1990Oct24.193712.8693@athena.mit.edu> <1990Oct25.075856.4923@robobar.co.uk>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!mcsun!ukc!edcastle!aiai!richard
From: richard@aiai.ed.ac.uk (Richard Tobin)
Newsgroups: comp.unix.programmer
Subject: Re: Checking return values (was: Trojan Horses, NFS, etc.)
Message-ID: <3648@skye.ed.ac.uk>
Date: 25 Oct 90 18:59:26 GMT
References: <1885@necisa.ho.necisa.oz> <4315@pkmab.se> <1990Oct24.193712.8693@athena.mit.edu> <1990Oct25.075856.4923@robobar.co.uk>
Reply-To: richard@aiai.UUCP (Richard Tobin)
Organization: AIAI, University of Edinburgh, Scotland
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