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From: root@hobbes.UUCP (John Plocher)
Newsgroups: comp.lang.c
Subject: Re: Accessing argc & argv from a functi
Message-ID: <185@hobbes.UUCP>
Date: Fri, 21-Aug-87 05:04:36 EDT
Article-I.D.: hobbes.185
Posted: Fri Aug 21 05:04:36 1987
Date-Received: Sat, 22-Aug-87 18:43:46 EDT
References: <22@flmis06.ATT.COM> <28700015@ccvaxa> <853@mcgill-vision.UUCP>
Reply-To: root@hobbes.UUCP (John Plocher)
Followup-To: comp.lang.c
Organization: U of Wisconsin - Madison  Spanish Department
Lines: 27

+---- der Mouse writes the following in article <853@mcgill-vision.UUCP> ----
| aglew@ccvaxa.UUCP quotes:
| >> How does one get at argc and argv from a function?
| and writes:
| > At McGill I modified crt0 to put argc/argv/envp into globals
| Well, I took up the concept
+----

Acchh - Pffft!

int argc;
char **argv;

main(ac,av)
{
    argc = ac;
    argv = av;

    ...
}

foo() { if (argc != 2) usage(); }

Why hardcode crt0?  What does that buy you over this?  At least this
is portable, doccumented (no black magic done by the startup routine)...
-- 
John Plocher uwvax!geowhiz!uwspan!plocher  plocher%uwspan.UUCP@uwvax.CS.WISC.EDU