From d9a788b3565a066b8b91fd8991befbd044c4ebba Mon Sep 17 00:00:00 2001
From: "Issam E. Maghni" <issam.e.maghni@mailbox.org>
Date: Wed, 23 Dec 2020 13:27:33 -0500
Subject: bootstrap: test -a|o is not POSIX

---
 bootstrap | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/bootstrap b/bootstrap
index aae4f22..390f8f0 100755
--- a/bootstrap
+++ b/bootstrap
@@ -944,11 +944,10 @@ while test $# != 0; do
 done
 
 # Make sure the generator is valid
-if test "${cmake_bootstrap_generator}" != "MSYS Makefiles" -a \
-    "${cmake_bootstrap_generator}" != "Unix Makefiles" -a \
-    "${cmake_bootstrap_generator}" != "Ninja"; then
-  cmake_error 10 "Invalid generator: ${cmake_bootstrap_generator}"
-fi
+case "${cmake_bootstrap_generator}" in
+  'MSYS Makefiles'|'Unix Makefiles'|'Ninja') ;;
+  *) cmake_error 10 "Invalid generator: ${cmake_bootstrap_generator}"
+esac
 
 # If verbose, display some information about bootstrap
 if test -n "${cmake_verbose}"; then
-- 
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