From 14063d58bbe2a262cf39b875f89a20493fe86afa Mon Sep 17 00:00:00 2001 From: "Devin J. Pohly" Date: Sun, 7 Jun 2020 11:43:48 -0500 Subject: Handle missing XDG_RUNTIME_DIR explicitly Also update the documentation to indicate that this is a Wayland thing and not dwl-specific. --- dwl.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'dwl.c') diff --git a/dwl.c b/dwl.c index 7305f53..dfbafce 100644 --- a/dwl.c +++ b/dwl.c @@ -1527,6 +1527,13 @@ main(int argc, char *argv[]) goto usage; wlr_log_init(loglevel, NULL); + // Wayland requires XDG_RUNTIME_DIR for creating its communications + // socket + if (!getenv("XDG_RUNTIME_DIR")) { + fprintf(stderr, "XDG_RUNTIME_DIR must be set\n"); + exit(EXIT_FAILURE); + } + /* The Wayland display is managed by libwayland. It handles accepting * clients from the Unix socket, manging Wayland globals, and so on. */ dpy = wl_display_create(); -- cgit v1.2.3