Re: [cp-patches] FYI: FileChannelImpl.c fixes

[Mark Wielaard]

Hi Roman,

On Mon, 2006-01-23 at 18:11 +0100, Roman Kennke wrote:
> >  If investigating this
> > takes more than a day could you revert the patch temporarily so we don't
> > have a broken tree for too long?
> 
> This specific problem can be fixed by adding autoconf checks like these:
> 
> AC_CHECK_CONSTANT_INCLUDES(F_SETLK, fcntl.h,AC_DEFINE(HAVE_F_SETLK, 
> 1,[define if the system has F_SETLK constant is in fcntl.h.]))
> AC_CHECK_CONSTANT_INCLUDES(F_SETLKW,fcntl.h,AC_DEFINE(HAVE_F_SETLKW,1,[define 
> if the system has F_SETLKW constant is in fcntl.h.]))
> AC_CHECK_CONSTANT_INCLUDES(F_RDLCK, fcntl.h,AC_DEFINE(HAVE_F_RDLCK, 
> 1,[define if the system has F_RDLCK constant is in fcntl.h.]))
> AC_CHECK_CONSTANT_INCLUDES(F_WRLCK, fcntl.h,AC_DEFINE(HAVE_F_WRLCK, 
> 1,[define if the system has F_WRLCK constant is in fcntl.h.]))
> AC_CHECK_CONSTANT_INCLUDES(F_UNLCK, fcntl.h,AC_DEFINE(HAVE_F_UNLCK, 
> 1,[define if the system has F_UNLCK constant is in fcntl.h.]))
> 
> These are copy+pasted from Jamaica, I'll adjust this for Classpath asap
> and check this in. Or maybe you'd look after this in the meantime? I
> won't have time for this this evening ...

I looked, but I don't know where AC_CHECK_CONSTANT_INCLUDES comes from.
I assume it is some AC_EGREP_CPP magic that sees if there is a define
with that name. But I haven't tried to recreate the magic yet.

Cheers,

Mark

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