[Buildroot] [PATCH v1] sdl: overwrite libpth autodetection

[Baruch Siach <baruch@tkos.co.il>]

Hi Peter,

On Thu, Nov 19, 2015 at 09:53:45PM +0100, Peter Seiderer wrote:
> The sdl libpth autodetection gets confused in case a host
> version is detected. Overwrite libpth autodection for the
> target  build dependent on BR2_PACKAGE_LIBPTHSEM.
> 
> Fixes [1]:
> 
> checking for pthreads... no
> checking for pth-config... /usr/bin/pth-config
> checking pth... yes
> [...]
> ./src/SDL.c:33:17: fatal error: pth.h: No such file or directory
>  #include <pth.h>
> 
> [1] http://autobuild.buildroot.net/results/733/73330e51b3c099d179004db0b9522ac13358b8f7
> 
> Signed-off-by: Peter Seiderer <ps.report@gmx.net>
> ---
>  package/sdl/sdl.mk | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/package/sdl/sdl.mk b/package/sdl/sdl.mk
> index 78eb4dd..3e3496c 100644
> --- a/package/sdl/sdl.mk
> +++ b/package/sdl/sdl.mk
> @@ -58,6 +58,13 @@ ifneq ($(BR2_USE_MMU),y)
>  SDL_CONF_OPTS += --enable-dga=no
>  endif
>  
> +# overwrite autodection (prevents confusion with host libpth version)
> +ifeq ($(BR2_PACKAGE_LIBPTHSEM),y)

Should probably also add 'SDL_DEPENDENCIES += libpthsem'. 

> +SDL_CONF_OPTS +=  --enable-pth
> +else
> +SDL_CONF_OPTS +=  --disable-pth
> +endif
> +
>  ifeq ($(BR2_PACKAGE_TSLIB),y)
>  SDL_DEPENDENCIES += tslib
>  endif

baruch

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