Merge topic 'CMakeDetermineVSServicePack-vs-11-update-4'

f0de3f80 CMakeDetermineVSServicePack: Add VS 11 update 4
105658df CMakeDetermineVSServicePack: Match versions more robustly
101515b9 CMakeDetermineVSServicePack: Format documentation

Modules/CMakeDetermineVSServicePack.cmake

@@ -2,15 +2,15 @@
 # CMakeDetermineVSServicePack
 # ---------------------------
 #
-# Determine the Visual Studio service pack of the 'cl' in use.
+# Deprecated.  Do not use.
 #
-# The functionality of this module has been superseded by the platform
-# variable CMAKE_<LANG>_COMPILER_VERSION that contains the compiler
-# version number.
+# The functionality of this module has been superseded by the
+# :variable:`CMAKE_<LANG>_COMPILER_VERSION` variable that contains
+# the compiler version number.
 #
-# Usage:
+# Determine the Visual Studio service pack of the 'cl' in use.
 #
-# ::
+# Usage::
 #
 #   if(MSVC)
 #     include(CMakeDetermineVSServicePack)
@@ -21,14 +21,12 @@
 #   endif()
 #
 # Function DetermineVSServicePack sets the given variable to one of the
-# following values or an empty string if unknown:
-#
-# ::
+# following values or an empty string if unknown::
 #
 #   vc80, vc80sp1
 #   vc90, vc90sp1
 #   vc100, vc100sp1
-#   vc110, vc110sp1, vc110sp2
+#   vc110, vc110sp1, vc110sp2, vc110sp3, vc110sp4
 
 #=============================================================================
 # Copyright 2009-2013 Kitware, Inc.
@@ -68,6 +66,8 @@ function(_DetermineVSServicePackFromCompiler _OUT_VAR _cl_version)
        set(_version "vc110sp2")
    elseif(${_cl_version} VERSION_EQUAL "17.00.60610.1")
        set(_version "vc110sp3")
+   elseif(${_cl_version} VERSION_EQUAL "17.00.61030")
+       set(_version "vc110sp4")
    else()
        set(_version "")
    endif()
@@ -86,27 +86,14 @@ function(_DetermineVSServicePack_FastCheckVersionWithCompiler _SUCCESS_VAR  _VER
           OUTPUT_QUIET
         )
 
-      string(REGEX MATCH "Compiler Version [0-9]+.[0-9]+.[0-9]+.[0-9]+"
-        _cl_version "${_output}")
-
-      if(_cl_version)
-        string(REGEX MATCHALL "[0-9]+"
-            _cl_version_list "${_cl_version}")
-        list(GET _cl_version_list 0 _major)
-        list(GET _cl_version_list 1 _minor)
-        list(GET _cl_version_list 2 _patch)
-        list(GET _cl_version_list 3 _tweak)
-
+      if(_output MATCHES "Compiler Version (([0-9]+)\\.([0-9]+)\\.([0-9]+)(\\.([0-9]+))?)")
+        set(_cl_version ${CMAKE_MATCH_1})
+        set(_major ${CMAKE_MATCH_2})
+        set(_minor ${CMAKE_MATCH_3})
         if("${_major}${_minor}" STREQUAL "${MSVC_VERSION}")
-          set(_cl_version ${_major}.${_minor}.${_patch}.${_tweak})
-        else()
-          unset(_cl_version)
-        endif()
-      endif()
-
-      if(_cl_version)
           set(${_SUCCESS_VAR} true PARENT_SCOPE)
           set(${_VERSION_VAR} ${_cl_version} PARENT_SCOPE)
+        endif()
       endif()
     endif()
 endfunction()
@@ -127,20 +114,9 @@ function(_DetermineVSServicePack_CheckVersionWithTryCompile _SUCCESS_VAR  _VERSI
 
     file(REMOVE "${CMAKE_BINARY_DIR}/return0.cc")
 
-    string(REGEX MATCH "Compiler Version [0-9]+.[0-9]+.[0-9]+.[0-9]+"
-      _cl_version "${_output}")
-
-    if(_cl_version)
-      string(REGEX MATCHALL "[0-9]+"
-          _cl_version_list "${_cl_version}")
-
-      list(GET _cl_version_list 0 _major)
-      list(GET _cl_version_list 1 _minor)
-      list(GET _cl_version_list 2 _patch)
-      list(GET _cl_version_list 3 _tweak)
-
+    if(_output MATCHES "Compiler Version (([0-9]+)\\.([0-9]+)\\.([0-9]+)(\\.([0-9]+))?)")
       set(${_SUCCESS_VAR} true PARENT_SCOPE)
-      set(${_VERSION_VAR} ${_major}.${_minor}.${_patch}.${_tweak} PARENT_SCOPE)
+      set(${_VERSION_VAR} "${CMAKE_MATCH_1}" PARENT_SCOPE)
     endif()
 endfunction()