From 81aff327f01b0c62fbb33666ecc9cb204255f718 Mon Sep 17 00:00:00 2001
From: Samer W Ali <108325733+ali-samer@users.noreply.github.com>
Date: Sun, 8 Jun 2025 12:42:32 -0600
Subject: [PATCH] Update PreventInSourceBuilds.cmake
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Replace get_filename_component with file(REAL_PATH) for symlink resolution

"file" command offers a more modern approach to resolving symlinks. Introduced in CMake ≥ 3.19
---
 cmake/PreventInSourceBuilds.cmake | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmake/PreventInSourceBuilds.cmake b/cmake/PreventInSourceBuilds.cmake
index 302a0bae..b7769ada 100644
--- a/cmake/PreventInSourceBuilds.cmake
+++ b/cmake/PreventInSourceBuilds.cmake
@@ -3,8 +3,8 @@
 #
 function(myproject_assure_out_of_source_builds)
   # make sure the user doesn't play dirty with symlinks
-  get_filename_component(srcdir "${CMAKE_SOURCE_DIR}" REALPATH)
-  get_filename_component(bindir "${CMAKE_BINARY_DIR}" REALPATH)
+  file(REAL_PATH "${CMAKE_SOURCE_DIR}" srcdir)
+  file(REAL_PATH "${CMAKE_BINARY_DIR}" bindir)
 
   # disallow in-source builds
   if("${srcdir}" STREQUAL "${bindir}")