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egl: check for EGL_DRIVER env var to override normal driver selection process

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This commit is contained in:
Brian Paul 2008-05-30 11:46:43 -06:00
parent 80ed996803
commit 834aa8cfbc
1 changed files with 9 additions and 2 deletions
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11
src/egl/main/egldriver.c
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@ -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);