[gnutls-devel] Link to -lcrypt32 in pkg-config file as well

Nikos Mavrogiannopoulos nmav at gnutls.org
Sat Mar 10 16:58:50 CET 2018

On Mon, Mar 5, 2018 at 12:00 AM, Reino Wijnsma <rwijnsma at xs4all.nl> wrote:
> Hello Nikos,
> On 4-3-2018 22:45, Nikos Mavrogiannopoulos <nmav at gnutls.org> wrote:
> On Sun, Mar 4, 2018 at 4:07 PM Reino Wijnsma <rwijnsma at xs4all.nl> wrote:
>> Hello gnutls-devs,
>> I'm cross-compiling FFmpeg with GnuTLS (on Windows using Cygwin, MinGW and
>> GCC) for TLS 1.2 support.
>> Without intervention FFmpeg's configure would always fail:
>> [...]
>> I've always had to update 'gnutls.pc.in':
>> prefix=@prefix@
>> exec_prefix=@exec_prefix@
>> libdir=@libdir@
>> includedir=@includedir@
>> [...]
>> but as FFmpeg only checks the pkg-config file, I believe 'gnutls.pc.in' is
>> this case is in need of an update.
> Thank you Reino. I think you're right. The current pkg config file is
> tailored for unix systems not windows. I see that even the check for its
> functionality (tests/pkgconfig.sh) is disabled under windows. Would you like
> to suggest a patch (or better merge request) to handle windows in the pc
> file?
> I would if I could, but I simply don't have the know-how. I don't know
> GnuTLS's inner workings that good either.
> I just came around the corner last year compiling stuff for the first time.
> I've learned a lot and I'm happy I've managed to solve this issue with
> FFmpeg for now.
> All I know is that while configuring GnuTLS it would have to detect mingw32
> / mingw64 (Windows) and add -lcrypt32 to the pc file.

I've copied your report to the issue tracker not to lose track of it.


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