Date: Mon, 4 Apr 2005 20:49:26 +0200 From: Marc Olzheim <marcolz@stack.nl> To: Matt <mhersant@comcast.net> Cc: misc@openbsd.org Subject: Re: C programming question Message-ID: <20050404184926.GB56342@stack.nl> In-Reply-To: <42518AC9.5070208@comcast.net> References: <42518AC9.5070208@comcast.net>
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[-- Attachment #1 --] On Mon, Apr 04, 2005 at 11:43:21AM -0700, Matt wrote: > I need some help understanding some C code. > > int (*if_ioctl) > (struct ifnet *, int, caddr_t); > > int (*if_watchdog) > (int); > > Can someone break down these declarations (if that's what they are)? Is > this a form of typecasting? Thanks for your help. /usr/ports/devel/cdecl: : explain int (*if_ioctl)(struct ifnet *, int, caddr_t); declare if_ioctl as pointer to function (pointer to struct ifnet, int, caddr_t) returning int : explain int (*if_watchdog)(int); declare if_watchdog as pointer to function (int) returning int Marc [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQFCUYw2ezjnobFOgrERAiNXAJ9V4aHmF5NZfksRGY9CwINpJA/OKwCgrm9H 1CTrkLU1tzrPgvypcFis4YA= =vxPa -----END PGP SIGNATURE-----
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