Date: Thu, 24 Mar 2005 20:48:53 +0100 From: Stefan Farfeleder <stefan@fafoe.narf.at> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Cc: John Baldwin <jhb@FreeBSD.org> Subject: Re: cvs commit: src/sys/compat/linux linux_ioctl.c Message-ID: <20050324194852.GJ46915@wombat.fafoe.narf.at> In-Reply-To: <20050324192502.GB7294@odin.ac.hmc.edu> References: <200503241751.j2OHpFQg063306@repoman.freebsd.org> <200503241333.53622.jhb@FreeBSD.org> <20050324192502.GB7294@odin.ac.hmc.edu>
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On Thu, Mar 24, 2005 at 11:25:02AM -0800, Brooks Davis wrote: > On Thu, Mar 24, 2005 at 01:33:53PM -0500, John Baldwin wrote: > > On Thursday 24 March 2005 12:51 pm, Brooks Davis wrote: > > > brooks 2005-03-24 17:51:15 UTC > > > > > > FreeBSD src repository > > > > > > Modified files: > > > sys/compat/linux linux_ioctl.c > > > Log: > > > Compile errors are way more useful then panics later. > > > > > > Replace a KASSERT of LINUX_IFNAMSIZ == IFNAMSIZ with a preprocessor > > > check and #error message. This will prevent nasty suprises if users > > > change IFNAMSIZ without updating the linux code appropriatly. > > > > There's a CTASSERT() macro that you can use for compile time assertions. > > Ah, intresting. It produces a less informative error, but I guess the > fact that it should work on any C compiler makes up for it. I'll switch > to that. Do you imply there's a C compiler which can't handle #if and #error? Stefan
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