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FindMatlab: Refactor version selection using find_package_check_version

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Hermann von Kleist
2024-01-19 17:59:49 +01:00
parent e1a3752c5e
commit 3665fe26ba
1 changed files with 20 additions and 53 deletions
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73
Modules/FindMatlab.cmake
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@@ -1635,62 +1635,29 @@ list(LENGTH _matlab_possible_roots _numbers_of_matlab_roots)
set(Matlab_VERSION_STRING "NOTFOUND")
set(Matlab_Or_MCR "UNKNOWN")
if(_numbers_of_matlab_roots GREATER 0)
if(Matlab_FIND_VERSION_EXACT)
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)
set(_list_index -1)
foreach(_matlab_root_index RANGE 1 ${_numbers_of_matlab_roots} 3)
list(GET _matlab_possible_roots ${_matlab_root_index} _matlab_root_version)
find_package_check_version(${_matlab_root_version} _matlab_version_ok)
if(_matlab_version_ok)
set(_list_index ${_matlab_root_index})
break()
endif()
endforeach()
math(EXPR _matlab_or_mcr_index "${_list_index} - 1")
math(EXPR _matlab_root_dir_index "${_list_index} + 1")
if(_list_index LESS 0)
set(_list_index 1)
endif()
list(GET _matlab_possible_roots ${_matlab_or_mcr_index} Matlab_Or_MCR)
list(GET _matlab_possible_roots ${_list_index} Matlab_VERSION_STRING)
list(GET _matlab_possible_roots ${_matlab_root_dir_index} Matlab_ROOT_DIR)
elseif(DEFINED Matlab_FIND_VERSION)
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)
if(_matlab_root_version VERSION_GREATER_EQUAL Matlab_FIND_VERSION)
set(_list_index ${_matlab_root_index})
break()
endif()
endforeach()
if(_list_index LESS 0)
set(_list_index 1)
endif()
math(EXPR _matlab_or_mcr_index "${_list_index} - 1")
math(EXPR _matlab_root_dir_index "${_list_index} + 1")
list(GET _matlab_possible_roots ${_matlab_or_mcr_index} Matlab_Or_MCR)
list(GET _matlab_possible_roots ${_list_index} Matlab_VERSION_STRING)
list(GET _matlab_possible_roots ${_matlab_root_dir_index} Matlab_ROOT_DIR)
# adding a warning in case of ambiguity
if(_numbers_of_matlab_roots GREATER 3 AND MATLAB_FIND_DEBUG)
message(WARNING "[MATLAB] Found several distributions of Matlab. Setting the current version to ${Matlab_VERSION_STRING} (located ${Matlab_ROOT_DIR})."
" If this is not the desired behavior, use the EXACT keyword or provide the -DMatlab_ROOT_DIR=... on the command line")
endif()
else()
list(GET _matlab_possible_roots 0 Matlab_Or_MCR)
list(GET _matlab_possible_roots 1 Matlab_VERSION_STRING)
list(GET _matlab_possible_roots 2 Matlab_ROOT_DIR)
# adding a warning in case of ambiguity
if(_numbers_of_matlab_roots GREATER 3 AND MATLAB_FIND_DEBUG)
message(WARNING "[MATLAB] Found several distributions of Matlab. Setting the current version to ${Matlab_VERSION_STRING} (located ${Matlab_ROOT_DIR})."
" If this is not the desired behavior, use the EXACT keyword or provide the -DMatlab_ROOT_DIR=... on the command line")
endif()
math(EXPR _matlab_or_mcr_index "${_list_index} - 1")
math(EXPR _matlab_root_dir_index "${_list_index} + 1")
list(GET _matlab_possible_roots ${_matlab_or_mcr_index} Matlab_Or_MCR)
list(GET _matlab_possible_roots ${_list_index} Matlab_VERSION_STRING)
list(GET _matlab_possible_roots ${_matlab_root_dir_index} Matlab_ROOT_DIR)
# adding a warning in case of ambiguity
if(_numbers_of_matlab_roots GREATER 3 AND NOT Matlab_FIND_VERSION_EXACT AND MATLAB_FIND_DEBUG)
message(WARNING "[MATLAB] Found several distributions of Matlab. Setting the current version to ${Matlab_VERSION_STRING} (located ${Matlab_ROOT_DIR})."
" If this is not the desired behavior, use the EXACT keyword or provide the -DMatlab_ROOT_DIR=... on the command line")
endif()
endif()