From 68fa338e34d64f6f8e5e8b293f8318d79e743805 Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Mon, 10 Feb 2020 11:14:53 +0100
Subject: [PATCH] contrib/REQUIRED_PACKAGES: fix script to work without GNU
 `which` installed

`which` is convenient, but not installed in Fedora container images.
Fix detection of whether to use `dnf` or `yum`.

(cherry picked from commit 5cc8ca4038454bdf5c7be205396433362d12b839)
---
 contrib/fedora/REQUIRED_PACKAGES | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/contrib/fedora/REQUIRED_PACKAGES b/contrib/fedora/REQUIRED_PACKAGES
index 7daf8d1013..eb2404a170 100755
--- a/contrib/fedora/REQUIRED_PACKAGES
+++ b/contrib/fedora/REQUIRED_PACKAGES
@@ -12,7 +12,7 @@
 
 set -xe
 
-DNF="$(which dnf &>/dev/null && echo dnf || echo yum)"
+DNF="$( ( which dnf || dnf --version ) &>/dev/null && echo dnf || echo yum)"
 
 install() {
     if [ "$NM_INSTALL" != "" ]; then
@@ -81,6 +81,7 @@ install \
     vala-devel \
     vala-tools \
     valgrind \
+    which \
     "${EXTRA_PACKAGES[@]}"
 
 # some packages don't exist in certain distributions. Install them one-by-one, and ignore errors.