Sorry for the noise!
Running "autereconf" before "configure" solve the problem
2012/12/10 Алексей Павлов <alex...@gmail.com>
> Hi all!
> I try to build mingw-w64-tools from trunk but all of them have an issue
> with configuring. When I configure any of tool than configure script doesnt
> write properly config.h. All directives are undef in config.h. For example,
> I attach config.log and config.h for genidl
>
>
> 2012/12/9 Ruben Van Boxem <vanboxem.ru...@gmail.com>
>
>> Op 9 dec. 2012 10:51 schreef "Kai Tietz" <ktiet...@googlemail.com> het
>> volgende:
>>
>> >
>> > 2012/12/9 Václav Šmilauer <e...@doxos.eu>:
>> > > Hi,
>> > >
>> > > I understand gendef generates symbols from non-mingw DLLs so that
>> linker
>> > > knows which symbols are defined.
>> >
>> > This feature is already in ld. And this feature of ld shows also why
>> > .def files are to be preferred.
>> >
>> > 1.) A .def file can be used to generate an import-library without the
>> > need of having *its* corresponding DLL-fille also on the system.
>> > 2.) Think about 64-bit Windows OSes, where ld either is able to see
>> > 32-bit or 64-bit system-dlls, as it is either a 32-bit or a 64-bit
>> > process.
>> > 3.) By a .def file you can generate easily also
>> delayed-import-libraries.
>> > 4.) By a .def file you have the ability to mark explicit addtional
>> > symobol-properties, like DATA etc. You can't get this information
>> > always correct by the DLL itself.
>> >
>> > There are more advantages of .def files over the direct use of DLL
>> files.
>> >
>> > > What is the reason to have gendef, instead of making the linker
>> understand
>> > > the PE(+) formats so that it can read exported symbols from the DLL
>> > > directly, at link time? Technical reasons? Lack of manpower?
>> Historical?
>> >
>> > And this aren't historical reasons. See above. The use of .def files
>> > has simply none-avoidable technical causes.
>> >
>> > > Would it make sense to package gendef with the compiler, just like
>> e.g.
>> > > dlltool?
>> >
>> > Hmm, it is release by us - mingw-w64 - as a standalong tool (we have
>> > more like that, but well the use of gendef is wider spreaded). I am
>> > working also on binutils - what you might mean by "package ... with
>> > the compiler", and well, gendef has no equivalence to an MS-tool, so
>> > I don't think it makes sense to add it there. As far as I know is
>> > gendef provided by us as cygwin-package - available through cygwin's
>> > setup - and Ruben provides it - IIRC - within his personal-build, too.
>>
>> Now that you mention it, I think I forgot to add mingw-w64-tools to my
>> builds, I'll try to remember on the next update cycle.
>>
>> Ruben
>>
>> >
>> > > Cheers, Vaclav
>> >
>> > Hope I could answer your questions.
>> >
>> > Regards,
>> > Kai
>> >
>> >
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>
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