diff options
| -rw-r--r-- | src/egl/main/egldriver.c | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c index e133c220f5..b75e8b6a2c 100644 --- a/src/egl/main/egldriver.c +++ b/src/egl/main/egldriver.c @@ -437,6 +437,7 @@ _eglAddUserDriver(void) { const char *search_path = _eglGetSearchPath(); char *env; + size_t name_len = 0; env = getenv("EGL_DRIVER"); #if defined(_EGL_OS_UNIX) @@ -448,21 +449,39 @@ _eglAddUserDriver(void) env = NULL; } } + else if (env) { + char *suffix = strchr(env, '.'); + name_len = (suffix) ? suffix - env : strlen(env); + } +#else + if (env) + name_len = strlen(env); #endif /* _EGL_OS_UNIX */ - if (env) { + + /* + * Try built-in drivers first if we know the driver name. This makes sure + * we do not load the outdated external driver that is still on the + * filesystem. + */ + if (name_len) { _EGLModule *mod; EGLint i; - /* env can be a path */ - _eglPreloadForEach(search_path, _eglLoaderFile, (void *) env); - /* or the name of a built-in driver */ for (i = 0; _eglBuiltInDrivers[i].name; i++) { - if (!strcmp(_eglBuiltInDrivers[i].name, env)) { + if (strlen(_eglBuiltInDrivers[i].name) == name_len && + !strncmp(_eglBuiltInDrivers[i].name, env, name_len)) { mod = _eglAddModule(env); if (mod) mod->BuiltIn = _eglBuiltInDrivers[i].main; + + return EGL_TRUE; } } + } + + /* otherwise, treat env as a path */ + if (env) { + _eglPreloadForEach(search_path, _eglLoaderFile, (void *) env); return EGL_TRUE; } |