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always return multibakend from autocreate

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This commit is contained in:
Tony Crisci 2017-12-19 19:07:33 -05:00
parent 58e69c9ce1
commit ca6a0ef1bb
1 changed files with 14 additions and 14 deletions
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28
backend/backend.c
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@ -72,30 +72,31 @@ static struct wlr_backend *attempt_wl_backend(struct wl_display *display) {
}
struct wlr_backend *wlr_backend_autocreate(struct wl_display *display) {
struct wlr_backend *backend;
struct wlr_backend *backend = wlr_multi_backend_create(display);
if (!backend) {
wlr_log(L_ERROR, "could not allocate multibackend");
return NULL;
}
if (getenv("WAYLAND_DISPLAY") || getenv("_WAYLAND_DISPLAY")) {
backend = attempt_wl_backend(display);
if (backend) {
return backend;
struct wlr_backend *wl_backend = attempt_wl_backend(display);
if (wl_backend) {
wlr_multi_backend_add(backend, wl_backend);
}
}
const char *x11_display = getenv("DISPLAY");
if (x11_display) {
return wlr_x11_backend_create(display, x11_display);
struct wlr_backend *x11_backend =
wlr_x11_backend_create(display, x11_display);
wlr_multi_backend_add(backend, x11_backend);
}
// Attempt DRM+libinput
struct wlr_session *session = wlr_session_create(display);
if (!session) {
wlr_log(L_ERROR, "Failed to start a DRM session");
return NULL;
}
backend = wlr_multi_backend_create(display);
if (!backend) {
goto error_session;
return backend;
}
struct wlr_backend *libinput = wlr_libinput_backend_create(display, session);
@ -134,9 +135,8 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display) {
error_multi:
wlr_backend_destroy(backend);
error_session:
wlr_session_destroy(session);
return NULL;
return backend;
}
uint32_t usec_to_msec(uint64_t usec) {