cmake >= 3.19

scivision · Nov 28, 2023 · 363d141 · 363d141
1 parent 58be2bc
commit 363d141
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/cmake/lapack.cmake b/cmake/lapack.cmake
@@ -1,6 +1,13 @@
 include(GNUInstallDirs)
 include(ExternalProject)
 
+if(CMAKE_VERSION VERSION_LESS 3.21)
+  get_property(not_top DIRECTORY PROPERTY PARENT_DIRECTORY)
+  if(NOT not_top)
+    set(PROJECT_IS_TOP_LEVEL true)
+  endif()
+endif()
+
 if(NOT PROJECT_IS_TOP_LEVEL)
   message(STATUS "${PROJECT_NAME} ${PROJECT_VERSION} deferring to ${CMAKE_PROJECT_NAME} for LAPACK")
   return()