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determine windows version from major.minor only, the patch number is irrelevant.

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This commit is contained in:
Gael Guennebaud 2012-01-23 21:56:46 +01:00
parent 0d03492e1e
commit d615d39af0
1 changed files with 8 additions and 10 deletions
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18
cmake/EigenDetermineOSVersion.cmake
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@ -9,18 +9,18 @@
# - A little helper variable which should not be directly called
function(DetermineShortWindowsName WIN_VERSION win_num_version)
if (${win_num_version} VERSION_EQUAL "6.1.7600")
if (${win_num_version} VERSION_EQUAL "6.1")
set(_version "win7")
elseif(${win_num_version} VERSION_EQUAL "6.0.6000")
elseif(${win_num_version} VERSION_EQUAL "6.0")
set(_version "winVista")
elseif(${win_num_version} VERSION_EQUAL "5.2.3790")
elseif(${win_num_version} VERSION_EQUAL "5.2")
set(_version "winXpProf")
elseif(${win_num_version} VERSION_EQUAL "5.1.2600")
elseif(${win_num_version} VERSION_EQUAL "5.1")
set(_version "winXp")
elseif(${win_num_version} VERSION_EQUAL "5.0.2195")
elseif(${win_num_version} VERSION_EQUAL "5.0")
set(_version "win2000Prof")
else()
set(_version "")
set(_version "unknownWin")
endif()
set(${WIN_VERSION} ${_version} PARENT_SCOPE)
endfunction()
@ -28,16 +28,14 @@ endfunction()
function(DetermineOSVersion OS_VERSION)
if (WIN32)
file (TO_NATIVE_PATH "$ENV{COMSPEC}" SHELL)
exec_program( ${SHELL} ARGS "/c" "ver"
OUTPUT_VARIABLE ver_output)
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)
list(GET ver_list 2 _patch)
set(win_num_version ${_major}.${_minor}.${_patch})
set(win_num_version ${_major}.${_minor})
DetermineShortWindowsName(win_version "${win_num_version}")
if(win_version)
set(${OS_VERSION} ${win_version} PARENT_SCOPE)