[Ffmpeg-devel] [patch] building on windows

[Hervé W.]

On 14/07/06, Diego Biurrun <diego at biurrun.de> wrote:
> On Thu, Jul 13, 2006 at 04:40:45PM +0200, Christoph Pfister wrote:
> >
> > The following rule in the makefile doesn't work properly because symlinks
> > aren't available on windows.
> >
> > Because of that users have to manually rename e.g. avcodec.dll.<number> to
> > avcodec.dll. The following patch fixes it.
> >
> > --- old/common.mak    2006-07-13 16:17:56.000000000 +0200
> > +++ new/common.mak    2006-07-13 16:32:07.000000000 +0200
> > @@ -18,7 +18,11 @@ $(LIB): $(STATIC_OBJS)
> >       $(RANLIB) $@
> >
> >  $(SLIBNAME): $(SLIBNAME_WITH_MAJOR)
> > +ifeq ($(CONFIG_MINGW),yes)
> > +     cp -sf $^ $@
> > +else
> >       ln -sf $^ $@
> > +endif
>
> Hmm, 'cp -sf' makes symbolic links as well, at least with GNU cp.  So
> does this work properly on Windows?  The '-s' gets ignored or what?
>
> Diego

At least in MSYS version 1.0.10   'ln -s' and 'cp -s'  already make
copies of the files that are supposed to be linked to. I'm not sure in
which situation Christophs patch is relevant.

-V