Pass NULL to XkbOpenDisplay, it will read $DISPLAY itself

diff --git a/i3bar/src/xcb.c b/i3bar/src/xcb.c
index 1afa8bd150c59d37595aa14d259822baf4b55901..ba7d2346595b2f66b28acd1beacf6c94ccd940bf 100644 (file)
--- a/i3bar/src/xcb.c
+++ b/i3bar/src/xcb.c
@@ -506,11 +506,7 @@ char *init_xcb(char *fontname) {
         xkb_major = XkbMajorVersion;
         xkb_minor = XkbMinorVersion;
 
-        char *dispname = getenv("DISPLAY");
-        if (dispname == NULL) {
-            dispname = ":0";
-        }
-        xkb_dpy = XkbOpenDisplay(dispname,
+        xkb_dpy = XkbOpenDisplay(NULL,
                                  &xkb_event_base,
                                  &xkb_errbase,
                                  &xkb_major,