A build problem of C++ code on Cygwin

Wed Aug 23 06:15:00 GMT 2006

> From: Brian Dessent
> Sent: Tuesday, August 22, 2006 6:30 PM
> Subject: Re: A build problem of C++ code on Cygwin
>> Brian Dessent wrote:
>> > I've seen this a million times. It's a makefile that doesn't know 
> > about $EXEEXT and assumes that executables have no 
> extension. Because 
> > of this one of the stock built-in make rules gets invoked 
> instead of 
> > the proper link command. Look in the Makefile for the rule that 
> > generates the final binary and I'm willing to bet that it has no 
> > $EXEEXT. This works fine on linux because there is no 
> extension for executables there.
>> Indeed. The attached patch (and then re-running automake at the
> top-level) causes the build to work correctly -- or at least 
> get past the problem you reported, I don't feel like waiting 
> for the full build.
>> You should report this upstream. The change should be safe 
> for any platform.
>> Brian

Another very similar one to watch out for are makefiles that actually do
support $EXEEXT, but for whatever reason $EXEEXT gets set to nothing. I
think it's mainly hand-rolled makefiles these days, but IIRC if somebody's
using crusty enough autotools they'll get configures that do this to you.
-- 
Gary R. Van Sickle
 
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