From 1bfe9561d87602e5650548c1e0c390fd9b7b535c Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Wed, 11 Jan 2023 09:31:07 +1000
Subject: [PATCH] cxx: expose clang's stdlib argument as a cache variable

---
 nc_cxx.cmake | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/nc_cxx.cmake b/nc_cxx.cmake
index c0b4644..1cf0b58 100644
--- a/nc_cxx.cmake
+++ b/nc_cxx.cmake
@@ -30,8 +30,12 @@ append_compile_flag ("-fpermissive")
 append_compile_flag ("/std:c++latest")
 
 
+
+###############################################################################
+set(STDLIB "libc++" CACHE STRING "Which stdlib to specify for Clang")
+
 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
-    append_compile_flag ("-stdlib=libc++")
+    append_compile_flag ("-stdlib=${STDLIB}")
     append_link_flag ("-fuse-ld=lld")
 endif ()