From: wwp <subscript@free.fr>
To: linux-c-programming@vger.kernel.org
Subject: Re: Function call
Date: Wed, 1 Mar 2006 08:39:13 +0100 [thread overview]
Message-ID: <20060301083913.73d0fb2c@localhost.localdomain> (raw)
In-Reply-To: <CB6A009F461BE24BA3E10DAC95A4B25E12CE1A73@kormail01.in.bosch.com>
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Hello Subbulakshmi,
On Wed, 1 Mar 2006 10:54:03 +0530 "Subbulakshmi Sadagopal (RBIN/EDS2) *" <Subbulakshmi.S@in.bosch.com> wrote:
>
> Hello,
>
> I have a doubt regarding the following code. There is a void function
> funckey().
>
> void funckey()
> {
> ;
> }
>
> void main()
> {
> funckey;
> funckey();
> }
>
> During execution, the second statement calls the function funckey().
>
> What does the compiler do in the first statement funckey?
It evaluates the expression "funckey", which is just a pointer to a function
(as char* foo; is a pointer to char). Function names can be used in some few
situations (passed as parameter to some functions for signal/callback
hooking for instance).
Regards,
--
wwp
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next prev parent reply other threads:[~2006-03-01 7:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-01 5:24 Function call Subbulakshmi Sadagopal (RBIN/EDS2) *
2006-03-01 7:39 ` wwp [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-03-01 10:47 Honnavalli_Sreevathsa
2006-03-01 10:54 ` Shriramana Sharma
2006-03-01 11:02 ` wwp
2006-03-01 16:39 ` Glynn Clements
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