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backend: take wl_event_loop instead of wl_display in wlr_backend_autocreate()

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This commit is contained in:
Simon Ser 2023-11-23 14:17:39 +01:00 committed by Kirill Primak
parent f27808b8d9
commit d1b39b5843
13 changed files with 28 additions and 35 deletions
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39
backend/backend.c
View File

@ -71,10 +71,9 @@ void wlr_backend_destroy(struct wlr_backend *backend) {
} }
} }
static struct wlr_session *session_create_and_wait(struct wl_display *disp) { static struct wlr_session *session_create_and_wait(struct wl_event_loop *loop) {
#if WLR_HAS_SESSION #if WLR_HAS_SESSION
struct wl_event_loop *event_loop = wl_display_get_event_loop(disp); struct wlr_session *session = wlr_session_create(loop);
struct wlr_session *session = wlr_session_create(event_loop);
if (!session) { if (!session) {
wlr_log(WLR_ERROR, "Failed to start a session"); wlr_log(WLR_ERROR, "Failed to start a session");
@ -88,7 +87,7 @@ static struct wlr_session *session_create_and_wait(struct wl_display *disp) {
int64_t timeout = WAIT_SESSION_TIMEOUT; int64_t timeout = WAIT_SESSION_TIMEOUT;
while (!session->active) { while (!session->active) {
int ret = wl_event_loop_dispatch(event_loop, (int)timeout); int ret = wl_event_loop_dispatch(loop, (int)timeout);
if (ret < 0) { if (ret < 0) {
wlr_log_errno(WLR_ERROR, "Failed to wait for session active: " wlr_log_errno(WLR_ERROR, "Failed to wait for session active: "
"wl_event_loop_dispatch failed"); "wl_event_loop_dispatch failed");
@ -193,8 +192,7 @@ static struct wlr_auto_backend_monitor *auto_backend_monitor_create(
return monitor; return monitor;
} }
static struct wlr_backend *attempt_wl_backend(struct wl_display *display) { static struct wlr_backend *attempt_wl_backend(struct wl_event_loop *loop) {
struct wl_event_loop *loop = wl_display_get_event_loop(display);
struct wlr_backend *backend = wlr_wl_backend_create(loop, NULL); struct wlr_backend *backend = wlr_wl_backend_create(loop, NULL);
if (backend == NULL) { if (backend == NULL) {
return NULL; return NULL;
@ -208,10 +206,9 @@ static struct wlr_backend *attempt_wl_backend(struct wl_display *display) {
return backend; return backend;
} }
static struct wlr_backend *attempt_x11_backend(struct wl_display *display, static struct wlr_backend *attempt_x11_backend(struct wl_event_loop *loop,
const char *x11_display) { const char *x11_display) {
#if WLR_HAS_X11_BACKEND #if WLR_HAS_X11_BACKEND
struct wl_event_loop *loop = wl_display_get_event_loop(display);
struct wlr_backend *backend = wlr_x11_backend_create(loop, x11_display); struct wlr_backend *backend = wlr_x11_backend_create(loop, x11_display);
if (backend == NULL) { if (backend == NULL) {
return NULL; return NULL;
@ -229,9 +226,7 @@ static struct wlr_backend *attempt_x11_backend(struct wl_display *display,
#endif #endif
} }
static struct wlr_backend *attempt_headless_backend( static struct wlr_backend *attempt_headless_backend(struct wl_event_loop *loop) {
struct wl_display *display) {
struct wl_event_loop *loop = wl_display_get_event_loop(display);
struct wlr_backend *backend = wlr_headless_backend_create(loop); struct wlr_backend *backend = wlr_headless_backend_create(loop);
if (backend == NULL) { if (backend == NULL) {
return NULL; return NULL;
@ -300,20 +295,20 @@ static struct wlr_backend *attempt_libinput_backend(struct wlr_session *session)
#endif #endif
} }
static bool attempt_backend_by_name(struct wl_display *display, static bool attempt_backend_by_name(struct wl_event_loop *loop,
struct wlr_backend *multi, char *name, struct wlr_backend *multi, char *name,
struct wlr_session **session_ptr) { struct wlr_session **session_ptr) {
struct wlr_backend *backend = NULL; struct wlr_backend *backend = NULL;
if (strcmp(name, "wayland") == 0) { if (strcmp(name, "wayland") == 0) {
backend = attempt_wl_backend(display); backend = attempt_wl_backend(loop);
} else if (strcmp(name, "x11") == 0) { } else if (strcmp(name, "x11") == 0) {
backend = attempt_x11_backend(display, NULL); backend = attempt_x11_backend(loop, NULL);
} else if (strcmp(name, "headless") == 0) { } else if (strcmp(name, "headless") == 0) {
backend = attempt_headless_backend(display); backend = attempt_headless_backend(loop);
} else if (strcmp(name, "drm") == 0 || strcmp(name, "libinput") == 0) { } else if (strcmp(name, "drm") == 0 || strcmp(name, "libinput") == 0) {
// DRM and libinput need a session // DRM and libinput need a session
if (*session_ptr == NULL) { if (*session_ptr == NULL) {
*session_ptr = session_create_and_wait(display); *session_ptr = session_create_and_wait(loop);
if (*session_ptr == NULL) { if (*session_ptr == NULL) {
wlr_log(WLR_ERROR, "failed to start a session"); wlr_log(WLR_ERROR, "failed to start a session");
return false; return false;
@ -337,14 +332,13 @@ static bool attempt_backend_by_name(struct wl_display *display,
return wlr_multi_backend_add(multi, backend); return wlr_multi_backend_add(multi, backend);
} }
struct wlr_backend *wlr_backend_autocreate(struct wl_display *display, struct wlr_backend *wlr_backend_autocreate(struct wl_event_loop *loop,
struct wlr_session **session_ptr) { struct wlr_session **session_ptr) {
if (session_ptr != NULL) { if (session_ptr != NULL) {
*session_ptr = NULL; *session_ptr = NULL;
} }
struct wlr_session *session = NULL; struct wlr_session *session = NULL;
struct wl_event_loop *loop = wl_display_get_event_loop(display);
struct wlr_backend *multi = wlr_multi_backend_create(loop); struct wlr_backend *multi = wlr_multi_backend_create(loop);
if (!multi) { if (!multi) {
wlr_log(WLR_ERROR, "could not allocate multibackend"); wlr_log(WLR_ERROR, "could not allocate multibackend");
@ -365,7 +359,7 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
char *saveptr; char *saveptr;
char *name = strtok_r(names, ",", &saveptr); char *name = strtok_r(names, ",", &saveptr);
while (name != NULL) { while (name != NULL) {
if (!attempt_backend_by_name(display, multi, name, &session)) { if (!attempt_backend_by_name(loop, multi, name, &session)) {
wlr_log(WLR_ERROR, "failed to add backend '%s'", name); wlr_log(WLR_ERROR, "failed to add backend '%s'", name);
free(names); free(names);
goto error; goto error;
@ -379,7 +373,7 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
} }
if (getenv("WAYLAND_DISPLAY") || getenv("WAYLAND_SOCKET")) { if (getenv("WAYLAND_DISPLAY") || getenv("WAYLAND_SOCKET")) {
struct wlr_backend *wl_backend = attempt_wl_backend(display); struct wlr_backend *wl_backend = attempt_wl_backend(loop);
if (!wl_backend) { if (!wl_backend) {
goto error; goto error;
} }
@ -394,8 +388,7 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
const char *x11_display = getenv("DISPLAY"); const char *x11_display = getenv("DISPLAY");
if (x11_display) { if (x11_display) {
struct wlr_backend *x11_backend = struct wlr_backend *x11_backend = attempt_x11_backend(loop, x11_display);
attempt_x11_backend(display, x11_display);
if (!x11_backend) { if (!x11_backend) {
goto error; goto error;
} }
@ -409,7 +402,7 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
} }
// Attempt DRM+libinput // Attempt DRM+libinput
session = session_create_and_wait(display); session = session_create_and_wait(loop);
if (!session) { if (!session) {
wlr_log(WLR_ERROR, "Failed to start a DRM session"); wlr_log(WLR_ERROR, "Failed to start a DRM session");
goto error; goto error;

2
examples/cairo-buffer.c
View File

@ -125,7 +125,7 @@ int main(void) {
struct server server = {0}; struct server server = {0};
server.display = wl_display_create(); server.display = wl_display_create();
server.backend = wlr_backend_autocreate(server.display, NULL); server.backend = wlr_backend_autocreate(wl_display_get_event_loop(server.display), NULL);
server.scene = wlr_scene_create(); server.scene = wlr_scene_create();
server.renderer = wlr_renderer_autocreate(server.backend); server.renderer = wlr_renderer_autocreate(server.backend);

2
examples/fullscreen-shell.c
View File

@ -212,7 +212,7 @@ int main(int argc, char *argv[]) {
struct fullscreen_server server = {0}; struct fullscreen_server server = {0};
server.wl_display = wl_display_create(); server.wl_display = wl_display_create();
server.backend = wlr_backend_autocreate(server.wl_display, NULL); server.backend = wlr_backend_autocreate(wl_display_get_event_loop(server.wl_display), NULL);
server.renderer = wlr_renderer_autocreate(server.backend); server.renderer = wlr_renderer_autocreate(server.backend);
wlr_renderer_init_wl_display(server.renderer, server.wl_display); wlr_renderer_init_wl_display(server.renderer, server.wl_display);
server.allocator = wlr_allocator_autocreate(server.backend, server.allocator = wlr_allocator_autocreate(server.backend,

2
examples/output-layers.c
View File

@ -286,7 +286,7 @@ int main(int argc, char *argv[]) {
struct server server = {0}; struct server server = {0};
server.wl_display = wl_display_create(); server.wl_display = wl_display_create();
server.backend = wlr_backend_autocreate(server.wl_display, NULL); server.backend = wlr_backend_autocreate(wl_display_get_event_loop(server.wl_display), NULL);
server.renderer = wlr_renderer_autocreate(server.backend); server.renderer = wlr_renderer_autocreate(server.backend);
wlr_renderer_init_wl_shm(server.renderer, server.wl_display); wlr_renderer_init_wl_shm(server.renderer, server.wl_display);

2
examples/output-layout.c
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@ -275,7 +275,7 @@ int main(int argc, char *argv[]) {
state.layout = wlr_output_layout_create(display); state.layout = wlr_output_layout_create(display);
clock_gettime(CLOCK_MONOTONIC, &state.ts_last); clock_gettime(CLOCK_MONOTONIC, &state.ts_last);
struct wlr_backend *wlr = wlr_backend_autocreate(display, NULL); struct wlr_backend *wlr = wlr_backend_autocreate(wl_display_get_event_loop(display), NULL);
if (!wlr) { if (!wlr) {
exit(1); exit(1);
} }

2
examples/pointer.c
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@ -341,7 +341,7 @@ int main(int argc, char *argv[]) {
.display = display .display = display
}; };
struct wlr_backend *wlr = wlr_backend_autocreate(display, NULL); struct wlr_backend *wlr = wlr_backend_autocreate(wl_display_get_event_loop(display), NULL);
if (!wlr) { if (!wlr) {
exit(1); exit(1);
} }

2
examples/rotation.c
View File

@ -250,7 +250,7 @@ int main(int argc, char *argv[]) {
}; };
wl_list_init(&state.outputs); wl_list_init(&state.outputs);
struct wlr_backend *wlr = wlr_backend_autocreate(display, NULL); struct wlr_backend *wlr = wlr_backend_autocreate(wl_display_get_event_loop(display), NULL);
if (!wlr) { if (!wlr) {
exit(1); exit(1);
} }

2
examples/scene-graph.c
View File

@ -160,7 +160,7 @@ int main(int argc, char *argv[]) {
struct server server = {0}; struct server server = {0};
server.surface_offset = 0; server.surface_offset = 0;
server.display = wl_display_create(); server.display = wl_display_create();
server.backend = wlr_backend_autocreate(server.display, NULL); server.backend = wlr_backend_autocreate(wl_display_get_event_loop(server.display), NULL);
server.scene = wlr_scene_create(); server.scene = wlr_scene_create();
server.renderer = wlr_renderer_autocreate(server.backend); server.renderer = wlr_renderer_autocreate(server.backend);

2
examples/simple.c
View File

@ -181,7 +181,7 @@ int main(void) {
.last_frame = { 0 }, .last_frame = { 0 },
.display = display .display = display
}; };
struct wlr_backend *backend = wlr_backend_autocreate(display, NULL); struct wlr_backend *backend = wlr_backend_autocreate(wl_display_get_event_loop(display), NULL);
if (!backend) { if (!backend) {
exit(1); exit(1);
} }

2
examples/tablet.c
View File

@ -385,7 +385,7 @@ int main(int argc, char *argv[]) {
}; };
wl_list_init(&state.tablet_pads); wl_list_init(&state.tablet_pads);
wl_list_init(&state.tablet_tools); wl_list_init(&state.tablet_tools);
struct wlr_backend *wlr = wlr_backend_autocreate(display, NULL); struct wlr_backend *wlr = wlr_backend_autocreate(wl_display_get_event_loop(display), NULL);
if (!wlr) { if (!wlr) {
exit(1); exit(1);
} }

2
examples/touch.c
View File

@ -274,7 +274,7 @@ int main(int argc, char *argv[]) {
wl_list_init(&state.touch_points); wl_list_init(&state.touch_points);
wl_list_init(&state.touch); wl_list_init(&state.touch);
struct wlr_backend *wlr = wlr_backend_autocreate(display, NULL); struct wlr_backend *wlr = wlr_backend_autocreate(wl_display_get_event_loop(display), NULL);
if (!wlr) { if (!wlr) {
exit(1); exit(1);
} }

2
include/wlr/backend.h
View File

@ -41,7 +41,7 @@ struct wlr_backend {
* The multi-backend will be destroyed if one of the primary underlying * The multi-backend will be destroyed if one of the primary underlying
* backends is destroyed (e.g. if the primary DRM device is unplugged). * backends is destroyed (e.g. if the primary DRM device is unplugged).
*/ */
struct wlr_backend *wlr_backend_autocreate(struct wl_display *display, struct wlr_backend *wlr_backend_autocreate(struct wl_event_loop *loop,
struct wlr_session **session_ptr); struct wlr_session **session_ptr);
/** /**
* Start the backend. This may signal new_input or new_output immediately, but * Start the backend. This may signal new_input or new_output immediately, but

2
tinywl/tinywl.c
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@ -851,7 +851,7 @@ int main(int argc, char *argv[]) {
* output hardware. The autocreate option will choose the most suitable * output hardware. The autocreate option will choose the most suitable
* backend based on the current environment, such as opening an X11 window * backend based on the current environment, such as opening an X11 window
* if an X11 server is running. */ * if an X11 server is running. */
server.backend = wlr_backend_autocreate(server.wl_display, NULL); server.backend = wlr_backend_autocreate(wl_display_get_event_loop(server.wl_display), NULL);
if (server.backend == NULL) { if (server.backend == NULL) {
wlr_log(WLR_ERROR, "failed to create wlr_backend"); wlr_log(WLR_ERROR, "failed to create wlr_backend");
return 1; return 1;