Safer use of the 'tty' command output (related to GH #392)

This is in hope to fix GH #392. But I've still not figured out the real cause.
liquidprompt · Sep 22, 2015 · f436867 · f436867
1 parent 4d8e15e
commit f436867
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/liquidprompt b/liquidprompt
@@ -454,7 +454,7 @@ LP_PERM=:   # without color
 
 # Same as bash '\l', but inlined as a constant as the value will not change
 # during the shell's life
-LP_TTYN="$(basename $(tty))"
+LP_TTYN="$(basename -- "$(tty)" 2>/dev/null)"
 
 
 # Escape the given strings