RE: 64 bit LFS compile error
> -----Original Message-----
> From: Leslie Rhorer [mailto:lrhorer@satx.rr.com]
> Sent: Friday, May 29, 2009 9:32 PM
> To: debian-amd64@lists.debian.org
> Subject: RE: 64 bit LFS compile error
>
> > > > On amd64 off_t and all the others are naturally 64bit. And for 32bit
> > > > code you should rather enable LFS so off_t is 64bit instead of using
> > > > off64_t (adding -D_FILE_OFFSET_BITS=64).
> > >
> > > I'm sorry, but I don't quite follow your meaning. Are you saying I
> > should
> > > replace all references to off_64t with off_t in readwrite.c? And I
> > should
> > > add -D_FILE_OFFSET_BITS=64 to what file?
> >
> > off64_t does exist. You need to do define _LARGEFILE64_SOURCE
> > (or _GNU_SOURCE), so something like:
> > #define _LARGEFILE64_SOURCE 1
> > #include <sys/types.h>
>
> Oh, geez, I'm an idiot. I had tried this, and I couldn't figure out
> why it wasn't working. It wasn't working because I forgot the "#"
> metacharacter. I fixed the define, and now the code is no longer failing
> there, but now it's failing to find zlib.h and then suffering a bunch of
> casting errors and pointer dereferencing errors.
Nevermind. I figured it out. Zlibc was installed, but not the development
library. I installed the development library, and now it completes the
compile. There are some warnings about casting to a pointer from an integer
of different size, but hopefully those will not prevent the binaries from
working.
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