app: improve WAYLAND_DISPLAY correctness

This now has identical behaviour as wayland C library. Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 14:45:09 +09:00
parent 3054527ca5
commit 268a90f1a5
6 changed files with 41 additions and 20 deletions
--- a/wl/consts.go
+++ b/wl/consts.go
@@ -0,0 +1,15 @@
+package wl
+
+const (
+	// WaylandDisplay contains the name of the server socket
+	// (https://gitlab.freedesktop.org/wayland/wayland/-/blob/1.23.1/src/wayland-client.c#L1147)
+	// which is concatenated with XDG_RUNTIME_DIR
+	// (https://gitlab.freedesktop.org/wayland/wayland/-/blob/1.23.1/src/wayland-client.c#L1171)
+	// or used as-is if absolute
+	// (https://gitlab.freedesktop.org/wayland/wayland/-/blob/1.23.1/src/wayland-client.c#L1176).
+	WaylandDisplay = "WAYLAND_DISPLAY"
+
+	// FallbackName is used as the wayland socket name if WAYLAND_DISPLAY is unset
+	// (https://gitlab.freedesktop.org/wayland/wayland/-/blob/1.23.1/src/wayland-client.c#L1149).
+	FallbackName = "wayland-0"
+)