Wrap cmake policies in an if statement

stm32duino · Oct 30, 2023 · 7c3c9f0 · 7c3c9f0
1 parent ff98229
commit 7c3c9f0
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/cmake/FindArduinoCtags.cmake b/cmake/FindArduinoCtags.cmake
@@ -6,7 +6,9 @@ function(get_ctags)
 
   # Prevent warnings in CMake>=3.24 regarding ExternalProject_Add()
   # cf. https://cmake.org/cmake/help/latest/policy/CMP0135.html
-  cmake_policy(SET CMP0135 OLD)
+  if (POLICY CMP0135)
+    cmake_policy(SET CMP0135 OLD)
+  endif()
 
   cmake_host_system_information(
     RESULT HOSTINFO

diff --git a/cmake/ensure_core_deps.cmake b/cmake/ensure_core_deps.cmake
@@ -61,7 +61,9 @@ function(declare_deps CORE_VERSION)
 
   # Prevent warnings in CMake>=3.24 regarding ExternalProject_Add()
   # cf. https://cmake.org/cmake/help/latest/policy/CMP0135.html
-  cmake_policy(SET CMP0135 OLD)
+  if (POLICY CMP0135)
+    cmake_policy(SET CMP0135 OLD)
+  endif()
 
   file(REAL_PATH "${DL_DIR}/package_stmicroelectronics_index.json" JSONFILE)
   if (NOT EXISTS ${JSONFILE})