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Diffstat (limited to 'src/libxcwm')
-rw-r--r-- | src/libxcwm/context.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/libxcwm/context.c b/src/libxcwm/context.c index c5bf207..65cc46e 100644 --- a/src/libxcwm/context.c +++ b/src/libxcwm/context.c @@ -50,6 +50,11 @@ xcwm_context_open(char *display) conn = xcb_connect(display, &conn_screen); + if (xcb_connection_has_error(conn)) { + fprintf(stderr, "Cannot open display\n"); + exit(1); + } + root_screen = xcb_aux_get_screen(conn, conn_screen); root_window_id = root_screen->root; |