From 49844da0e674d3f25f50d154d3ae7566cc1ea700 Mon Sep 17 00:00:00 2001
From: Roland Conybeare <rconybeare@gmail.com>
Date: Thu, 19 Oct 2023 15:46:05 -0400
Subject: [PATCH] minor: +warning on deprecated xo_install_include_tree()

---
 cmake/xo_cxx.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cmake/xo_cxx.cmake b/cmake/xo_cxx.cmake
index 51268ea3..380ef28b 100644
--- a/cmake/xo_cxx.cmake
+++ b/cmake/xo_cxx.cmake
@@ -249,6 +249,8 @@ endmacro()
 # use this to install typical include file subtree
 #
 macro(xo_install_include_tree)
+    message(WARNING "deprecated xo_install_include_tree(); prefer xo_install_include_tree3()")
+
     xo_establish_symlink_install()
 
     if(XO_SYMLINK_INSTALL)