From 89601ee253c673ea08ac77de112d587d25782c05 Mon Sep 17 00:00:00 2001
From: Philip Top <phlptp@gmail.com>
Date: Thu, 16 Feb 2023 05:24:47 -0800
Subject: [PATCH] fix: isolate definition of NOMINMA and skip undef if defined
 (#848)

---
 include/CLI/impl/Argv_inl.hpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/include/CLI/impl/Argv_inl.hpp b/include/CLI/impl/Argv_inl.hpp
index 771154ff..3d00a570 100644
--- a/include/CLI/impl/Argv_inl.hpp
+++ b/include/CLI/impl/Argv_inl.hpp
@@ -31,16 +31,23 @@
 #define _ARM_
 #endif
 #endif
-#define NOMINMAX
+
 // first
+#ifndef NOMINMAX
+// if NOMINMAX is already defined we don't want to mess with that either way
+#define NOMINMAX
 #include <windef.h>
+#undef NOMINMAX
+#else
+#include <windef.h>
+#endif
+
 // second
 #include <winbase.h>
 // third
 #include <processthreadsapi.h>
 #include <shellapi.h>
 
-#undef NOMINMAX
 #elif defined(__APPLE__)
 #include <crt_externs.h>
 #endif