docs: document XDG_SESSION_ID

2020-01-14 13:34:51 +01:00 · 2020-01-14 13:34:51 +01:00 · df972677c1
parent a13aeb9711
commit df972677c1
1 changed files with 1 additions and 0 deletions
--- a/docs/env_vars.md
+++ b/docs/env_vars.md
@ -41,3 +41,4 @@ wlroots reads these environment variables
 * *WAYLAND_DISPLAY*, *_WAYLAND_DISPLAY*, *WAYLAND_SOCKET*: if set probe Wayland
  backend in *wlr_backend_autocreate*
 * *XCURSOR_PATH*: directory where xcursors are located
+* *XDG_SESSION_ID*: if set, session ID used by the logind session