sdl: start.

kivy/core/sdl.pyx

@@ -0,0 +1,19 @@
+__all__ = ('sdl_init', 'sdl_quit')
+
+cdef extern from "SDL.h":
+    int SDL_Init(unsigned int flags)
+    void SDL_Quit()
+
+cdef int SDL_INIT_TIMER		= 0x00000001
+cdef int SDL_INIT_AUDIO		= 0x00000010
+cdef int SDL_INIT_VIDEO		= 0x00000020
+cdef int SDL_INIT_JOYSTICK	= 0x00000200
+cdef int SDL_INIT_NOPARACHUTE	= 0x00100000
+cdef int SDL_INIT_EVENTTHREAD	= 0x01000000
+cdef int SDL_INIT_EVERYTHING	= 0x0000FFFF
+
+def sdl_init():
+    SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO)
+
+def sdl_quit():
+    SDL_Quit()

setup.py

@@ -151,10 +151,21 @@ if True:
         return OrigExtension(*args, **kwargs)
 
     # simple extensions
+    sdl_libraries = ['SDL']
+    sdl_includes = ['/usr/include/SDL']
     for pyx in (x for x in pyx_files if not 'graphics' in x):
         pxd = [x for x in pxd_files if not 'graphics' in x]
         module_name = get_modulename_from_file(pyx)
-        ext_modules.append(Extension(module_name, [pyx] + pxd))
+        la = libraries
+        lb = include_dirs
+        if pyx.endswith('sdl.pyx'):
+            la += sdl_libraries
+            lb += sdl_includes
+        ext_modules.append(Extension(
+            module_name, [pyx] + pxd,
+            libraries=la,
+            include_dirs=lb,
+            extra_link_args=extra_link_args))
 
     # opengl aware modules
     for pyx in (x for x in pyx_files if 'graphics' in x):