From 007c5bc9f0c0d997b9fecb6f7d429a38458de407 Mon Sep 17 00:00:00 2001
From: ridiculousfish <corydoras@ridiculousfish.com>
Date: Fri, 4 May 2012 18:37:24 -0700
Subject: [PATCH] Workaround difference between BSD and GNU seq in dirh dirh
 still doesn't make any sense

---
 share/functions/dirh.fish | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/share/functions/dirh.fish b/share/functions/dirh.fish
index 582017678..b9b86b56b 100644
--- a/share/functions/dirh.fish
+++ b/share/functions/dirh.fish
@@ -25,10 +25,13 @@ function dirh --description "Print the current directory history (the back- and
 	set_color $fish_color_history_current
 	echo -n -e $current$separator
 	set_color normal
-
-	for i in (seq (echo (count $dirnext)) -1 1)
-		echo -n -e $dirnext[$i]$separator
-	end
+    
+    # BSD seq 0 outputs '1 0' instead of nothing
+    if test (count $dirnext) -gt 0
+        for i in (seq (echo (count $dirnext)) -1 1)
+            echo -n -e $dirnext[$i]$separator
+        end
+    end
 
 	echo
 end