From 575cada5e96ab77c6b9a9d84403120b49dac617e Mon Sep 17 00:00:00 2001
From: rupa <rupa@lrrr.us>
Date: Thu, 12 Dec 2013 20:01:41 -0500
Subject: [PATCH] Different syntax for setting zsh precmd

Old versions of bash choke on the += syntax, even though it's in a chunk
of code for another shell. Closes #122 - h/t @atannen.
---
 z.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/z.sh b/z.sh
index 8fd7f0a..786bdfd 100644
--- a/z.sh
+++ b/z.sh
@@ -219,7 +219,7 @@ if compctl >/dev/null 2>&1; then
             }
         fi
         [[ -n "${precmd_functions[(r)_z_precmd]}" ]] || {
-            precmd_functions+=(_z_precmd)
+            precmd_functions[$(($#precmd_functions+1))]=_z_precmd
         }
     }
     _z_zsh_tab_completion() {