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RE: 64 bit LFS compile error



> > I downloaded an application (mfs-tools) which I am trying to compile on
> my
> > Debian "Lenny" system, but the make is failing with the following
> errors:
> >
> > gcc -DHAVE_CONFIG_H -I. -I../include -I../include    -g -O2 -MT
> > readwrite.o -MD -MP -MF .deps/readwrite.Tpo -c -o readwrite.o
> readwrite.c
> > readwrite.c: In function 'tivo_partition_read':
> > readwrite.c:146: error: 'off64_t' undeclared (first use in this
> function)
> > readwrite.c:146: error: (Each undeclared identifier is reported only
> once
> > readwrite.c:146: error: for each function it appears in.)
> > readwrite.c:146: error: expected ')' before 'sector'
> > readwrite.c:146: error: expected ')' before 'sector'
> > readwrite.c: In function 'tivo_partition_write':
> > readwrite.c:261: error: 'off64_t' undeclared (first use in this
> function)
> > readwrite.c:261: error: expected ')' before 'sector'
> > readwrite.c:261: error: expected ')' before 'sector'
> > make[1]: *** [readwrite.o] Error 1
> > make[1]: Leaving directory `/downloads/software/mfstools-src/lib'
> > make: *** [all-recursive] Error 1
> >
> > I've searched for the error, and I found some background information,
> but no
> > clear suggestions on how to resolve the issue.  I submitted the issue to
> > some Usenet groups, and one of the respondents suggested I report the
> issue
> > here.  Clearly, the off64_t type is not defined in any of the headers.
> I
> > have glibc-source installed, and it looks to me like the type may be
> > defined there, but the make is not seeing it.
> 
> 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?


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