diff options
| -rw-r--r-- | src/egl/main/egldriver.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c index 32842933ce..e155f5fb98 100644 --- a/src/egl/main/egldriver.c +++ b/src/egl/main/egldriver.c @@ -92,14 +92,21 @@ _eglChooseDriver(_EGLDisplay *dpy) const char *displayString = (const char *) dpy->NativeDisplay; const char *driverName = NULL; + /* First, if the EGL_DRIVER env var is set, use that */ + driverName = getenv("EGL_DRIVER"); + if (driverName) + return _eglstrdup(driverName); + + if (!displayString) { /* choose a default */ displayString = DefaultDriverName; } /* extract default DriverArgs = whatever follows ':' */ - if (displayString[0] == '!' || - displayString[0] == ':') { + if (displayString && + (displayString[0] == '!' || + displayString[0] == ':')) { const char *args = strchr(displayString, ':'); if (args) dpy->DriverArgs = _eglstrdup(args + 1); |