Merge topic 'FindMatlab-fix-exact-version'

7060e2135c FindMatlab: Restore support for finding EXACT major.minor version
88a1392270 FindMatlab: use correct registry view when extracting versions

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !9163

Modules/FindMatlab.cmake

diff --git a/Modules/FindMatlab.cmake b/Modules/FindMatlab.cmake
index 24703a3..609cd4e 100644
--- a/Modules/FindMatlab.cmake
+++ b/Modules/FindMatlab.cmake
@@ -481,6 +481,7 @@
           cmake_host_system_information(RESULT _reg
             QUERY WINDOWS_REGISTRY "HKLM/SOFTWARE/Mathworks/${_installation_type}/${CMAKE_MATCH_1}"
             VALUE "MATLABROOT"
+            VIEW ${_view}
           )
 
           _Matlab_VersionInfoXML("${_reg}" _matlab_version_tmp)
@@ -1627,7 +1628,17 @@
 set(Matlab_Or_MCR "UNKNOWN")
 if(_numbers_of_matlab_roots GREATER 0)
   if(Matlab_FIND_VERSION_EXACT)
-    list(FIND _matlab_possible_roots ${Matlab_FIND_VERSION} _list_index)
+    set(_list_index -1)
+    foreach(_matlab_root_index RANGE 1 ${_numbers_of_matlab_roots} 3)
+      list(GET _matlab_possible_roots ${_matlab_root_index} _matlab_root_version)
+      # only the major.minor version is used
+      string(REGEX REPLACE "^([0-9]+\\.[0-9]+).*" "\\1" _matlab_root_version "${_matlab_root_version}")
+      if(_matlab_root_version VERSION_EQUAL Matlab_FIND_VERSION)
+        set(_list_index ${_matlab_root_index})
+        break()
+      endif()
+    endforeach()
+
     if(_list_index LESS 0)
       set(_list_index 1)
     endif()