Article View: net.lang.c
Article #9450Re: functions that don't return
From: Chris Torek
Date: Wed, 01 Oct 1986 05:14
Date: Wed, 01 Oct 1986 05:14
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1323 bytes
In article <584@hadron.UUCP> jsdy@hadron.UUCP (Joseph S. D. Yao) writes:
>Using 'return' from main() is the preferred way to exit according
>to System V lint (which complains otherwise). ...
>but comments on s5lint's and others' mental models welcome.
Someone at Sun must have had a different model indeed, for alas,
in at least one major release, their startup code amounts to this:
push argc, argv, envp
call main
push 0
call exit
This means that
main( ... ) ... return (EX_USAGE); ...
will return not exit code 64, but rather code 0 (success).
--
In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 1516)
UUCP: seismo!umcp-cs!chris
CSNet: chris@umcp-cs ARPA: chris@mimsy.umd.edu
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: arc1-ca.pugleaf.net!utzoo!watmath!clyde!caip!think!nike!lll-crg!seismo!umcp-cs!chris From: chris@umcp-cs.UUCP (Chris Torek) Newsgroups: net.lang.c Subject: Re: functions that don't return Message-ID: <3637@umcp-cs.UUCP> Date: Wed, 1-Oct-86 01:14:01 EDT Article-I.D.: umcp-cs.3637 Posted: Wed Oct 1 01:14:01 1986 Date-Received: Fri, 3-Oct-86 08:39:06 EDT References: <28@tl-vaxa.UUCP> <86900066@haddock> <584@hadron.UUCP> Reply-To: chris@umcp-cs.UUCP (Chris Torek) Organization: University of Maryland, Dept. of Computer Sci. Lines: 22