[FFmpeg-devel] [FFmpeg-cvslog] w32pthreads: always use Vista+ API, drop XP support

[Michael Niedermayer]

On Tue, Dec 26, 2017 at 01:50:08AM +0000, wm4 wrote:
> ffmpeg | branch: master | wm4 <nfxjfg at googlemail.com> | Thu Dec 21 20:23:14 2017 +0100| [9b121dfc32810250938021952aab4172a988cb56] | committer: wm4
> 
> w32pthreads: always use Vista+ API, drop XP support
> 
> This removes the XP compatibility code, and switches entirely to SWR
> locks, which are available starting at Windows Vista.
> 
> This removes CRITICAL_SECTION use, which allows us to add
> PTHREAD_MUTEX_INITIALIZER, which will be useful later.
> 
> Windows XP is hereby not a supported build target anymore. It was
> decided in a project vote that this is OK.
> 
> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9b121dfc32810250938021952aab4172a988cb56
> ---
> 
>  Changelog                  |   2 +
>  compat/w32pthreads.h       | 266 ++-------------------------------------------
>  configure                  |  13 ++-
>  libavcodec/pthread_frame.c |   4 -
>  libavcodec/pthread_slice.c |   4 -
>  libavfilter/pthread.c      |   4 -
>  libavutil/slicethread.c    |   4 -
>  7 files changed, 19 insertions(+), 278 deletions(-)

This breaks mingw32 / wine support on ubuntu 14.04
the code simply crashes at runtime

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The bravest are surely those who have the clearest vision
of what is before them, glory and danger alike, and yet
notwithstanding go out to meet it. -- Thucydides
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