From 2e8f7e4d05dc737f7082625d8101beb408433dcd Mon Sep 17 00:00:00 2001
From: Than Ngo <than@redhat.com>
Date: Tue, 23 Mar 2021 19:57:58 +0100
Subject: [PATCH] fix regression in zsh

---
 which.spec | 5 ++++-
 which2.sh  | 3 ++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/which.spec b/which.spec
index 3b01c37..de625a9 100644
--- a/which.spec
+++ b/which.spec
@@ -1,7 +1,7 @@
 Summary: Displays where a particular program in your path is located
 Name: which
 Version: 2.21
-Release: 23%{?dist}
+Release: 24%{?dist}
 License: GPLv3
 Source0: http://ftp.gnu.org/gnu/which/%{name}-%{version}.tar.gz
 Source1: which2.sh
@@ -40,6 +40,9 @@ rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 %{_mandir}/man1/which.1*
 
 %changelog
+* Tue Mar 23 2021 Than Ngo <than@redhat.com> - 2.21-24
+- fix regression in zsh
+
 * Sun Mar 21 2021 Than Ngo <than@redhat.com> - 2.21-23
 - improved which2.sh
 
diff --git a/which2.sh b/which2.sh
index 9b5e0b0..ce22d37 100644
--- a/which2.sh
+++ b/which2.sh
@@ -2,8 +2,9 @@
 
 _declare="declare -f"
 _opt="-f"
+_shell="$(basename $SHELL)"
 
-if [ "$0" = "ksh" ] || [ "$0" = "-ksh" ] || [ "$0" = "mksh" ] || [ "$0" = "-mksh" ] ; then
+if [ "$_shell" = "ksh" ] || [ "$_shell" = "mksh" ] || [ "$_shell" = "zsh" ] ; then
   _declare="typeset -f"
   _opt=""
 fi