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-rw-r--r--backend/backend.c67
-rw-r--r--backend/x11/backend.c3
-rw-r--r--backend/x11/output.c20
-rw-r--r--include/backend/x11.h7
-rw-r--r--include/wlr/backend/x11.h1
5 files changed, 69 insertions, 29 deletions
diff --git a/backend/backend.c b/backend/backend.c
index 52344dac..ff5603bd 100644
--- a/backend/backend.c
+++ b/backend/backend.c
@@ -61,26 +61,48 @@ struct wlr_renderer *wlr_backend_get_renderer(struct wlr_backend *backend) {
return NULL;
}
+static int parse_outputs_env(const char *name) {
+ const char *outputs_str = getenv(name);
+ if (outputs_str == NULL) {
+ return 1;
+ }
+
+ char *end;
+ int outputs = (int)strtol(outputs_str, &end, 10);
+ if (*end || outputs < 0) {
+ wlr_log(L_ERROR, "%s specified with invalid integer, ignoring", name);
+ return 1;
+ }
+
+ return outputs;
+}
+
static struct wlr_backend *attempt_wl_backend(struct wl_display *display) {
struct wlr_backend *backend = wlr_wl_backend_create(display, NULL);
- if (backend) {
- int outputs = 1;
- const char *_outputs = getenv("WLR_WL_OUTPUTS");
- if (_outputs) {
- char *end;
- outputs = (int)strtol(_outputs, &end, 10);
- if (*end) {
- wlr_log(L_ERROR, "WLR_WL_OUTPUTS specified with invalid integer, ignoring");
- outputs = 1;
- } else if (outputs < 0) {
- wlr_log(L_ERROR, "WLR_WL_OUTPUTS specified with negative outputs, ignoring");
- outputs = 1;
- }
- }
- while (outputs--) {
- wlr_wl_output_create(backend);
- }
+ if (backend == NULL) {
+ return NULL;
+ }
+
+ int outputs = parse_outputs_env("WLR_WL_OUTPUTS");
+ for (int i = 0; i < outputs; ++i) {
+ wlr_wl_output_create(backend);
}
+
+ return backend;
+}
+
+static struct wlr_backend *attempt_x11_backend(struct wl_display *display,
+ const char *x11_display) {
+ struct wlr_backend *backend = wlr_x11_backend_create(display, x11_display);
+ if (backend == NULL) {
+ return NULL;
+ }
+
+ int outputs = parse_outputs_env("WLR_X11_OUTPUTS");
+ for (int i = 0; i < outputs; ++i) {
+ wlr_x11_output_create(backend);
+ }
+
return backend;
}
@@ -91,7 +113,8 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display) {
return NULL;
}
- if (getenv("WAYLAND_DISPLAY") || getenv("_WAYLAND_DISPLAY")) {
+ if (getenv("WAYLAND_DISPLAY") || getenv("_WAYLAND_DISPLAY") ||
+ getenv("WAYLAND_SOCKET")) {
struct wlr_backend *wl_backend = attempt_wl_backend(display);
if (wl_backend) {
wlr_multi_backend_add(backend, wl_backend);
@@ -103,9 +126,11 @@ struct wlr_backend *wlr_backend_autocreate(struct wl_display *display) {
const char *x11_display = getenv("DISPLAY");
if (x11_display) {
struct wlr_backend *x11_backend =
- wlr_x11_backend_create(display, x11_display);
- wlr_multi_backend_add(backend, x11_backend);
- return backend;
+ attempt_x11_backend(display, x11_display);
+ if (x11_backend) {
+ wlr_multi_backend_add(backend, x11_backend);
+ return backend;
+ }
}
#endif
diff --git a/backend/x11/backend.c b/backend/x11/backend.c
index c72cdcac..80998f3f 100644
--- a/backend/x11/backend.c
+++ b/backend/x11/backend.c
@@ -96,6 +96,7 @@ static int x11_event(int fd, uint32_t mask, void *data) {
static bool wlr_x11_backend_start(struct wlr_backend *backend) {
struct wlr_x11_backend *x11 = (struct wlr_x11_backend *)backend;
+ x11->started = true;
struct {
const char *name;
@@ -167,7 +168,7 @@ static bool wlr_x11_backend_start(struct wlr_backend *backend) {
wlr_signal_emit_safe(&x11->backend.events.new_input, &x11->pointer_dev);
for (size_t i = 0; i < x11->requested_outputs; ++i) {
- x11_output_create(x11);
+ wlr_x11_output_create(&x11->backend);
}
return true;
diff --git a/backend/x11/output.c b/backend/x11/output.c
index f039baad..9e7424d8 100644
--- a/backend/x11/output.c
+++ b/backend/x11/output.c
@@ -1,3 +1,4 @@
+#include <assert.h>
#include <stdlib.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/util/log.h>
@@ -77,18 +78,29 @@ static const struct wlr_output_impl output_impl = {
.swap_buffers = output_swap_buffers,
};
-struct wlr_x11_output *x11_output_create(struct wlr_x11_backend *x11) {
+struct wlr_output *wlr_x11_output_create(struct wlr_backend *backend) {
+ assert(wlr_backend_is_x11(backend));
+ struct wlr_x11_backend *x11 = (struct wlr_x11_backend *)backend;
+
+ if (!x11->started) {
+ ++x11->requested_outputs;
+ return NULL;
+ }
+
struct wlr_x11_output *output = calloc(1, sizeof(struct wlr_x11_output));
if (output == NULL) {
return NULL;
}
output->x11 = x11;
- output->frame_delay = 16; // 60 Hz
struct wlr_output *wlr_output = &output->wlr_output;
wlr_output_init(wlr_output, &x11->backend, &output_impl, x11->wl_display);
- snprintf(wlr_output->name, sizeof(wlr_output->name), "X11-1");
+ wlr_output->refresh = 60 * 1000000;
+ output->frame_delay = 16; // 60 Hz
+
+ snprintf(wlr_output->name, sizeof(wlr_output->name), "X11-%d",
+ wl_list_length(&x11->outputs) + 1);
parse_xcb_setup(wlr_output, x11->xcb_conn);
uint32_t mask = XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK;
@@ -135,7 +147,7 @@ struct wlr_x11_output *x11_output_create(struct wlr_x11_backend *x11) {
wl_list_insert(&x11->outputs, &output->link);
wlr_signal_emit_safe(&x11->backend.events.new_output, wlr_output);
- return output;
+ return wlr_output;
}
void x11_output_handle_configure_notify(struct wlr_x11_output *output,
diff --git a/include/backend/x11.h b/include/backend/x11.h
index 92a29725..aa058882 100644
--- a/include/backend/x11.h
+++ b/include/backend/x11.h
@@ -3,11 +3,12 @@
#include <stdbool.h>
#include <wayland-server.h>
+#include <wlr/backend/x11.h>
+#include <wlr/interfaces/wlr_input_device.h>
+#include <wlr/interfaces/wlr_output.h>
#include <wlr/render/egl.h>
#include <X11/Xlib-xcb.h>
#include <xcb/xcb.h>
-#include <wlr/interfaces/wlr_input_device.h>
-#include <wlr/interfaces/wlr_output.h>
#define XCB_EVENT_RESPONSE_TYPE_MASK 0x7f
@@ -28,6 +29,7 @@ struct wlr_x11_output {
struct wlr_x11_backend {
struct wlr_backend backend;
struct wl_display *wl_display;
+ bool started;
Display *xlib_conn;
xcb_connection_t *xcb_conn;
@@ -73,7 +75,6 @@ const struct wlr_input_device_impl input_device_impl;
bool x11_handle_input_event(struct wlr_x11_backend *x11,
xcb_generic_event_t *event);
-struct wlr_x11_output *x11_output_create(struct wlr_x11_backend *x11);
void x11_output_handle_configure_notify(struct wlr_x11_output *output,
xcb_configure_notify_event_t *event);
diff --git a/include/wlr/backend/x11.h b/include/wlr/backend/x11.h
index b22d7f68..7bc1f891 100644
--- a/include/wlr/backend/x11.h
+++ b/include/wlr/backend/x11.h
@@ -9,6 +9,7 @@
struct wlr_backend *wlr_x11_backend_create(struct wl_display *display,
const char *x11_display);
+struct wlr_output *wlr_x11_output_create(struct wlr_backend *backend);
bool wlr_backend_is_x11(struct wlr_backend *backend);
bool wlr_input_device_is_x11(struct wlr_input_device *device);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 05:08:38 +0000