Date: Thu, 25 Oct 2007 11:27:15 -0400 From: Bill Moran <wmoran@potentialtech.com> To: Oliver Fromme <olli@lurza.secnetix.de> Cc: freebsd-questions@FreeBSD.ORG, h.schmalzbauer@omnisec.de Subject: Re: Mentor for C self study wanted Message-ID: <20071025112715.baa0768f.wmoran@potentialtech.com> In-Reply-To: <200710251502.l9PF209C064013@lurza.secnetix.de> References: <200710232324.09851.h.schmalzbauer@omnisec.de> <200710251502.l9PF209C064013@lurza.secnetix.de>
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In response to Oliver Fromme <olli@lurza.secnetix.de>: > Harald Schmalzbauer wrote: > > > > #include <stdio.h> > > > > void main() > > That's not a C program. :-) > > The return value of the main function of a valid C program > must be int. And of course, your main function should > end with "return 0;" or "exit(0);" (the latter requires > "#include <stdlib.h>" at the top). > > By the way, I recommend you get a copy of the C standard > and use it for reference. You can buy a digital copy (PDF) > at http://webstore.ansi.org/ (Search for "9899-1999"), > it's $30. Alternatively ask Google for "C99 draft" to get > a free copy of a draft of the standard, which isn't very > different from the final standard. > > You can also buy a hardcopy of the standard (i.e. a book), > but it was ~ $300 last time I looked. If we're recommending books, I can't say enough good things about the Kernighan and Richie C book: http://www.amazon.com/C-Programming-Language-2nd/dp/0131103628/ref=pd_bbs_2/105-1904293-7155604?ie=UTF8&s=books&qid=1193326006&sr=1-2 -- Bill Moran http://www.potentialtech.com
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