From 077ed765b7eb71471734326866c15b0a8f60e076 Mon Sep 17 00:00:00 2001
From: Julian Ospald <hasufell@posteo.de>
Date: Wed, 21 Aug 2019 19:28:35 +0800
Subject: [PATCH] Fix command_exists for darwin

---
 ghcup | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ghcup b/ghcup
index 5a8d5a3..e812fb6 100755
--- a/ghcup
+++ b/ghcup
@@ -589,6 +589,7 @@ command_exists() {
 # @RETURNS: 0 if all command exists, non-zero otherwise
 check_required_commands() {
     _missing_commands=
+    mydistro=$(get_distro_alias "$(get_distro_name)")
 
     for com in "$@" awk uname basename tar gzip mktemp dirname ; do
         command_exists "${com}" || {
@@ -606,10 +607,10 @@ check_required_commands() {
 
     if [ -n "${_missing_commands}" ] ; then
         printf "%s" "${_missing_commands}"
-        unset _missing_commands
+        unset _missing_commands mydistro
         return 1
     else
-        unset _missing_commands
+        unset _missing_commands mydistro
         return 0
     fi
 }