Log failure reasons during early X11 and Wayland initialization

Log the reason for failure during initialization to the debug log to aid in troubleshooting.
This commit is contained in:
Frank Praznik
2026-03-03 12:44:56 -05:00
committed by Ryan C. Gordon
parent 75c9b082ef
commit 5880b8a283
2 changed files with 13 additions and 2 deletions

View File

@@ -42,6 +42,7 @@
#include <fcntl.h>
#include <sys/types.h>
#include <unistd.h>
#include <errno.h>
#include <xkbcommon/xkbcommon.h>
#include <wayland-util.h>
@@ -548,10 +549,11 @@ static SDL_VideoDevice *Wayland_CreateDevice(bool require_preferred_protocols)
SDL_PROP_GLOBAL_VIDEO_WAYLAND_WL_DISPLAY_POINTER, NULL);
bool display_is_external = !!display;
// Are we trying to connect to or are currently in a Wayland session?
// Are we trying to connect to, or are currently in, a Wayland session?
if (!SDL_getenv("WAYLAND_DISPLAY")) {
const char *session = SDL_getenv("XDG_SESSION_TYPE");
if (session && SDL_strcasecmp(session, "wayland") != 0) {
SDL_LogDebug(SDL_LOG_CATEGORY_VIDEO, "Wayland initialization failed: no Wayland session available");
return NULL;
}
}
@@ -564,6 +566,7 @@ static SDL_VideoDevice *Wayland_CreateDevice(bool require_preferred_protocols)
display = WAYLAND_wl_display_connect(NULL);
if (!display) {
SDL_WAYLAND_UnloadSymbols();
SDL_LogDebug(SDL_LOG_CATEGORY_VIDEO, "Failed to connect to the Wayland display server: %s", strerror(errno));
return NULL;
}
}
@@ -610,7 +613,7 @@ static SDL_VideoDevice *Wayland_CreateDevice(bool require_preferred_protocols)
if (!display_is_external) {
SDL_SetPointerProperty(SDL_GetGlobalProperties(),
SDL_PROP_GLOBAL_VIDEO_WAYLAND_WL_DISPLAY_POINTER, display);
SDL_PROP_GLOBAL_VIDEO_WAYLAND_WL_DISPLAY_POINTER, display);
}
device->internal = data;

View File

@@ -107,6 +107,14 @@ static SDL_VideoDevice *X11_CreateDevice(void)
if (!x11_display) {
SDL_X11_UnloadSymbols();
const char *session = SDL_getenv("XDG_SESSION_TYPE");
if (session && SDL_strcasecmp(session, "wayland") == 0) {
SDL_LogDebug(SDL_LOG_CATEGORY_VIDEO, "Failed to connect to the X11 (XWayland) display server");
} else {
SDL_LogDebug(SDL_LOG_CATEGORY_VIDEO, "Failed to connect to the X11 display server");
}
return NULL;
}