From 53706aeb4c9c437ccd0c9d1d62187e422cf3ac46 Mon Sep 17 00:00:00 2001
From: Than Ngo <than@redhat.com>
Date: Mon, 7 Nov 2022 16:37:08 +0100
Subject: [PATCH] using alias instead export

---
 which2.sh | 21 +++------------------
 1 file changed, 3 insertions(+), 18 deletions(-)

diff --git a/which2.sh b/which2.sh
index bca5347..a7db49c 100644
--- a/which2.sh
+++ b/which2.sh
@@ -2,27 +2,12 @@
 # Initialization script for bash, sh, mksh and ksh
 
 case "$(basename $(readlink /proc/$$/exe))" in
-*ksh*)
-    which_declare=""
-    which_opt=""
-    ;;
-zsh)
-    which_declare="typeset -f"
-    which_opt=""
+*ksh*|zsh)
+    alias which='alias | /usr/bin/which --tty-only --read-alias --show-tilde --show-dot'
     ;;
 bash|sh)
-    which_declare="declare -f"
-    which_opt="-f"
+    alias which='(alias; declare -f) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot'
     ;;
 *)
-    which_declare=""
-    which_opt=""
     ;;
 esac
-
-function which {
-    (alias; eval ${which_declare}) | /usr/bin/which --tty-only --read-alias --read-functions --show-tilde --show-dot $@
-}
-
-export which_declare
-export ${which_opt} which