From d5fb035807f20bdc5f9bb07a6d4171215cd7be7c Mon Sep 17 00:00:00 2001 From: dev Date: Mon, 23 Feb 2026 13:14:06 +0000 Subject: [PATCH] feat(entry): implement def validate_x11_environment --- scanslicer/entry.py | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/scanslicer/entry.py b/scanslicer/entry.py index 4f903b9..2e0e858 100644 --- a/scanslicer/entry.py +++ b/scanslicer/entry.py @@ -114,3 +114,12 @@ def validate_wayland_environment(): raise RuntimeError( f"Wayland socket not found: {socket_path}" ) + + +# validate_x11_environment: function definition for ScanSlicer behavior. +def validate_x11_environment(): + display_name = os.environ.get("DISPLAY", "").strip() + if not display_name: + raise RuntimeError( + "Missing X11 runtime environment. Set DISPLAY or use --backend wayland." + )