From 4839029645bae1ff7f17e0f1c7543bc3eb30f471 Mon Sep 17 00:00:00 2001
From: Viktor Szakats <commit@vsz.me>
Date: Tue, 23 Jun 2026 20:18:26 +0200
Subject: [PATCH] cmake: robustify base path in local file reference

To make the macro find this file also when used elsewhere than the root
`CMakeLists.txt`. Current code only uses it from the root.

Follow-up to 88c17d5587447b367c7ec836ff9b847860f52f75

Closes #22187
---
 CMake/Macros.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMake/Macros.cmake b/CMake/Macros.cmake
index 953c1c6ee6..40968156d2 100644
--- a/CMake/Macros.cmake
+++ b/CMake/Macros.cmake
@@ -43,7 +43,7 @@ macro(curl_internal_test _curl_test)
     message(STATUS "Performing Test ${_curl_test}")
     try_compile(${_curl_test}
       ${PROJECT_BINARY_DIR}
-      "${CMAKE_CURRENT_SOURCE_DIR}/CMake/CurlTests.c"
+      "${PROJECT_SOURCE_DIR}/CMake/CurlTests.c"
       COMPILE_DEFINITIONS "-D${_curl_test}" ${CURL_TEST_DEFINES} ${CMAKE_REQUIRED_FLAGS} ${CMAKE_REQUIRED_DEFINITIONS}
       LINK_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}"
       OUTPUT_VARIABLE CURL_TEST_OUTPUT)