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| author | Stanislaw Halik <sthalik@misaki.pl> | 2016-09-18 12:42:15 +0200 |
|---|---|---|
| committer | Stanislaw Halik <sthalik@misaki.pl> | 2016-11-02 15:12:04 +0100 |
| commit | 44861dcbfeee041223c4aac1ee075e92fa4daa01 (patch) | |
| tree | 6dfdfd9637846a7aedd71ace97d7d2ad366496d7 /eigen/cmake/EigenDetermineOSVersion.cmake | |
| parent | f3fe458b9e0a29a99a39d47d9a76dc18964b6fec (diff) | |
update
Diffstat (limited to 'eigen/cmake/EigenDetermineOSVersion.cmake')
| -rw-r--r-- | eigen/cmake/EigenDetermineOSVersion.cmake | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/eigen/cmake/EigenDetermineOSVersion.cmake b/eigen/cmake/EigenDetermineOSVersion.cmake new file mode 100644 index 0000000..9246fa6 --- /dev/null +++ b/eigen/cmake/EigenDetermineOSVersion.cmake @@ -0,0 +1,46 @@ +# The utility function DetermineOSVersion aims at providing an +# improved version of the CMake variable ${CMAKE_SYSTEM} on Windows +# machines. +# +# Usage: +# include(EigenDetermineOSVersion) +# DetermineOSVersion(OS_VERSION) +# message("OS: ${OS_VERSION}") + +# - A little helper variable which should not be directly called +function(DetermineShortWindowsName WIN_VERSION win_num_version) + if (${win_num_version} VERSION_EQUAL "6.1") + set(_version "win7") + elseif(${win_num_version} VERSION_EQUAL "6.0") + set(_version "winVista") + elseif(${win_num_version} VERSION_EQUAL "5.2") + set(_version "winXpProf") + elseif(${win_num_version} VERSION_EQUAL "5.1") + set(_version "winXp") + elseif(${win_num_version} VERSION_EQUAL "5.0") + set(_version "win2000Prof") + else() + set(_version "unknownWin") + endif() + set(${WIN_VERSION} ${_version} PARENT_SCOPE) +endfunction() + +function(DetermineOSVersion OS_VERSION) + if (WIN32 AND CMAKE_HOST_SYSTEM_NAME MATCHES Windows) + file (TO_NATIVE_PATH "$ENV{COMSPEC}" SHELL) + exec_program( ${SHELL} ARGS "/c" "ver" OUTPUT_VARIABLE ver_output) + + string(REGEX MATCHALL "[0-9]+" + ver_list "${ver_output}") + list(GET ver_list 0 _major) + list(GET ver_list 1 _minor) + + set(win_num_version ${_major}.${_minor}) + DetermineShortWindowsName(win_version "${win_num_version}") + if(win_version) + set(${OS_VERSION} ${win_version} PARENT_SCOPE) + endif() + else() + set(${OS_VERSION} ${CMAKE_SYSTEM} PARENT_SCOPE) + endif() +endfunction() |