use overridable cache var for top_level

scivision · Nov 28, 2023 · 8df812d · 8df812d
1 parent 7880ac2
commit 8df812d
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 9 deletions.
diff --git a/cmake/lapack.cmake b/cmake/lapack.cmake
@@ -1,7 +1,7 @@
 include(GNUInstallDirs)
 include(ExternalProject)
 
-if(NOT PROJECT_IS_TOP_LEVEL)
+if(NOT SCALAPACK_IS_TOP_LEVEL)
   message(STATUS "${PROJECT_NAME} ${PROJECT_VERSION} deferring to ${CMAKE_PROJECT_NAME} for LAPACK")
   return()
 endif()

diff --git a/options.cmake b/options.cmake
@@ -33,13 +33,6 @@ list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR}/cmake)
 # Necessary for shared library with Visual Studio / Windows oneAPI
 set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS true)
 
-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(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND PROJECT_IS_TOP_LEVEL)
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND SCALAPACK_IS_TOP_LEVEL)
   set(CMAKE_INSTALL_PREFIX ${PROJECT_BINARY_DIR}/local CACHE PATH "Install path" FORCE)
 endif()