Mailing-List: contact cygwin-help@sourceware.cygnus.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@sourceware.cygnus.com Delivered-To: mailing list cygwin@sourceware.cygnus.com From: Chris Faylor Date: Wed, 15 Mar 2000 10:01:54 -0500 To: Cygwin Mailing List Subject: Re: Linking problem: IsWindowVisible Message-ID: <20000315100154.D26330@cygnus.com> Reply-To: cygwin@sourceware.cygnus.com Mail-Followup-To: cgf@cygnus.com, Cygwin Mailing List References: <38CFA385.B0594DCE@sigma6.com> <200003151457.PAA85319@andromeda.risc.uni-linz.ac.at> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.1.8i In-Reply-To: <200003151457.PAA85319@andromeda.risc.uni-linz.ac.at>; from Axel.Riese@risc.uni-linz.ac.at on Wed, Mar 15, 2000 at 03:57:56PM +0100 On Wed, Mar 15, 2000 at 03:57:56PM +0100, Axel Riese wrote: >> > Hm, in this case you should have problems at compile time, not at >> > link time, shouldn't you ? >> >> Not necessarily. In the absence of a declaration, C will guess "int >> IsWindowVisible()", which in this case is wrong. >> >> BTW you can catch such problems by compiling with -Wall: > >Yes, clear. But I have my doubts that one can get an undefined reference >due to a missing declaration. Anyway, adding -mwindows or -luser32 >should solve the problem. Your doubts are wrong. If you haven't declared the function correctly this is exactly what you'll get. cgf -- Want to unsubscribe from this list? Send a message to cygwin-unsubscribe@sourceware.cygnus.com