+static EGLBoolean
+GLX_Load(_EGLDriver *drv)
+{
+ struct GLX_egl_driver *GLX_drv = GLX_egl_driver(drv);
+ void *handle;
+
+ handle = dlopen("libGL.so", RTLD_LAZY | RTLD_LOCAL);
+ if (!handle)
+ goto fail;
+
+ GLX_drv->glXGetProcAddress = dlsym(handle, "glXGetProcAddress");
+ if (!GLX_drv->glXGetProcAddress)
+ GLX_drv->glXGetProcAddress = dlsym(handle, "glXGetProcAddressARB");
+ if (!GLX_drv->glXGetProcAddress)
+ goto fail;
+
+#define GET_PROC(proc_type, proc_name, check) \
+ do { \
+ GLX_drv->proc_name = (proc_type) \
+ GLX_drv->glXGetProcAddress((const GLubyte *) #proc_name); \
+ if (check && !GLX_drv->proc_name) goto fail; \
+ } while (0)
+
+ /* GLX 1.0 */
+ GET_PROC(GLXCREATECONTEXTPROC, glXCreateContext, EGL_TRUE);
+ GET_PROC(GLXDESTROYCONTEXTPROC, glXDestroyContext, EGL_TRUE);
+ GET_PROC(GLXMAKECURRENTPROC, glXMakeCurrent, EGL_TRUE);
+ GET_PROC(GLXSWAPBUFFERSPROC, glXSwapBuffers, EGL_TRUE);
+ GET_PROC(GLXCREATEGLXPIXMAPPROC, glXCreateGLXPixmap, EGL_TRUE);
+ GET_PROC(GLXDESTROYGLXPIXMAPPROC, glXDestroyGLXPixmap, EGL_TRUE);
+ GET_PROC(GLXQUERYVERSIONPROC, glXQueryVersion, EGL_TRUE);
+ GET_PROC(GLXGETCONFIGPROC, glXGetConfig, EGL_TRUE);
+ GET_PROC(GLXWAITGLPROC, glXWaitGL, EGL_TRUE);
+ GET_PROC(GLXWAITXPROC, glXWaitX, EGL_TRUE);
+
+ /* GLX 1.1 */
+ GET_PROC(GLXQUERYEXTENSIONSSTRINGPROC, glXQueryExtensionsString, EGL_TRUE);
+ GET_PROC(GLXQUERYSERVERSTRINGPROC, glXQueryServerString, EGL_TRUE);
+ GET_PROC(GLXGETCLIENTSTRINGPROC, glXGetClientString, EGL_TRUE);
+
+ /* GLX 1.3 */
+ GET_PROC(PFNGLXGETFBCONFIGSPROC, glXGetFBConfigs, EGL_FALSE);
+ GET_PROC(PFNGLXGETFBCONFIGATTRIBPROC, glXGetFBConfigAttrib, EGL_FALSE);
+ GET_PROC(PFNGLXGETVISUALFROMFBCONFIGPROC, glXGetVisualFromFBConfig, EGL_FALSE);
+ GET_PROC(PFNGLXCREATEWINDOWPROC, glXCreateWindow, EGL_FALSE);
+ GET_PROC(PFNGLXDESTROYWINDOWPROC, glXDestroyWindow, EGL_FALSE);
+ GET_PROC(PFNGLXCREATEPIXMAPPROC, glXCreatePixmap, EGL_FALSE);
+ GET_PROC(PFNGLXDESTROYPIXMAPPROC, glXDestroyPixmap, EGL_FALSE);
+ GET_PROC(PFNGLXCREATEPBUFFERPROC, glXCreatePbuffer, EGL_FALSE);
+ GET_PROC(PFNGLXDESTROYPBUFFERPROC, glXDestroyPbuffer, EGL_FALSE);
+ GET_PROC(PFNGLXCREATENEWCONTEXTPROC, glXCreateNewContext, EGL_FALSE);
+ GET_PROC(PFNGLXMAKECONTEXTCURRENTPROC, glXMakeContextCurrent, EGL_FALSE);
+
+ /* GLX_SGIX_pbuffer */
+ GET_PROC(PFNGLXCREATEGLXPBUFFERSGIXPROC,
+ glXCreateGLXPbufferSGIX, EGL_FALSE);
+ GET_PROC(PFNGLXDESTROYGLXPBUFFERSGIXPROC,
+ glXDestroyGLXPbufferSGIX, EGL_FALSE);
+#undef GET_PROC
+
+ GLX_drv->handle = handle;
+
+ return EGL_TRUE;
+
+fail:
+ if (handle)
+ dlclose(handle);
+ return EGL_FALSE;
+}
+
+