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backend/headless: add assertions

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This commit is contained in:
emersion 2018-09-17 21:46:39 +02:00
parent 9288c827aa
commit bc34486c04
4 changed files with 30 additions and 13 deletions
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20
backend/headless/backend.c
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@ -1,4 +1,4 @@
#include "util/signal.h"
#include <assert.h>
#include <stdlib.h>
#include <wlr/interfaces/wlr_input_device.h>
#include <wlr/interfaces/wlr_output.h>
@ -7,10 +7,17 @@
#include <wlr/util/log.h>
#include "backend/headless.h"
#include "glapi.h"
#include "util/signal.h"
struct wlr_headless_backend *headless_backend_from_backend(
struct wlr_backend *wlr_backend) {
assert(wlr_backend_is_headless(wlr_backend));
return (struct wlr_headless_backend *)wlr_backend;
}
static bool backend_start(struct wlr_backend *wlr_backend) {
struct wlr_headless_backend *backend =
(struct wlr_headless_backend *)wlr_backend;
headless_backend_from_backend(wlr_backend);
wlr_log(WLR_INFO, "Starting headless backend");
struct wlr_headless_output *output;
@ -34,7 +41,7 @@ static bool backend_start(struct wlr_backend *wlr_backend) {
static void backend_destroy(struct wlr_backend *wlr_backend) {
struct wlr_headless_backend *backend =
(struct wlr_headless_backend *)wlr_backend;
headless_backend_from_backend(wlr_backend);
if (!wlr_backend) {
return;
}
@ -62,7 +69,7 @@ static void backend_destroy(struct wlr_backend *wlr_backend) {
static struct wlr_renderer *backend_get_renderer(
struct wlr_backend *wlr_backend) {
struct wlr_headless_backend *backend =
(struct wlr_headless_backend *)wlr_backend;
headless_backend_from_backend(wlr_backend);
return backend->renderer;
}
@ -107,9 +114,8 @@ struct wlr_backend *wlr_headless_backend_create(struct wl_display *display,
create_renderer_func = wlr_renderer_autocreate;
}
backend->renderer = create_renderer_func(&backend->egl, EGL_PLATFORM_SURFACELESS_MESA,
NULL, (EGLint*)config_attribs, 0);
backend->renderer = create_renderer_func(&backend->egl,
EGL_PLATFORM_SURFACELESS_MESA, NULL, (EGLint*)config_attribs, 0);
if (!backend->renderer) {
wlr_log(WLR_ERROR, "Failed to create renderer");
free(backend);