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egl: Do not unload drivers. 

When the driver is the last reference to libEGL.so, unloading it will
cause libEGL.so to be unmapped and give problems.  Disable the unloading
for now.  Still have to figure out the right timing to unload drivers.
This commit is contained in:
Chia-I Wu 2010-12-12 18:13:27 +08:00
parent 1c01bedb02
commit d6b1478ff0
1 changed files with 11 additions and 5 deletions
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16
src/egl/main/egldriver.c
View File

@ -186,11 +186,22 @@ _eglLoadModule(_EGLModule *mod)
static void
_eglUnloadModule(_EGLModule *mod)
{
#if defined(_EGL_OS_UNIX)
/* destroy the driver */
if (mod->Driver && mod->Driver->Unload)
mod->Driver->Unload(mod->Driver);
/*
* XXX At this point (atexit), the module might be the last reference to
* libEGL. Closing the module might unmap libEGL and give problems.
*/
#if 0
if (mod->Handle)
close_library(mod->Handle);
#endif
#elif defined(_EGL_OS_WINDOWS)
/* XXX Windows unloads DLLs before atexit */
#endif
mod->Driver = NULL;
mod->Handle = NULL;
@ -670,12 +681,7 @@ _eglUnloadDrivers(void)
{
/* this is called at atexit time */
if (_eglModules) {
#if defined(_EGL_OS_UNIX)
_eglDestroyArray(_eglModules, _eglFreeModule);
#elif defined(_EGL_OS_WINDOWS)
/* XXX Windows unloads DLLs before atexit */
_eglDestroyArray(_eglModules, NULL);
#endif
_eglModules = NULL;
}
}