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authorPhilip Lowman <philip@yhbt.com>2009-04-14 04:50:23 (GMT)
committerPhilip Lowman <philip@yhbt.com>2009-04-14 04:50:23 (GMT)
commit63a1e45076c83fadc16c24d1dd8d53987be12ce8 (patch)
tree640d97cbabeed1e45b46112ba1cba9cf36586ed6 /Modules/CMakeDetermineVSServicePack.cmake
parent286a136adb2c3e0af7e5ae57cc19303946e71953 (diff)
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ENH: New function for determining Visual Studio service pack
Diffstat (limited to 'Modules/CMakeDetermineVSServicePack.cmake')
-rw-r--r--Modules/CMakeDetermineVSServicePack.cmake81
1 files changed, 81 insertions, 0 deletions
diff --git a/Modules/CMakeDetermineVSServicePack.cmake b/Modules/CMakeDetermineVSServicePack.cmake
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+# - Includes a public function for assisting users in trying to determine the
+# Visual Studio service pack in use.
+#
+# Sets the passed in variable to one of the following values or an empty
+# string if unknown.
+# vc80
+# vc80sp1
+# vc90
+# vc90sp1
+#
+# Usage:
+# ===========================
+#
+# if(MSVC)
+# include(CMakeDetermineVSServicePack)
+# DetermineVSServicePack( my_service_pack )
+#
+# if( my_service_pack )
+# message(STATUS "Detected: ${my_service_pack}")
+# endif()
+# endif()
+#
+# ===========================
+
+# [INTERNAL]
+# Please do not call this function directly
+function(_DetermineVSServicePackFromCompiler _OUT_VAR _cl_version)
+ if (${_cl_version} VERSION_EQUAL "14.00.50727.42")
+ set(_version "vc80")
+ elseif(${_cl_version} VERSION_EQUAL "14.00.50727.762")
+ set(_version "vc80sp1")
+ elseif(${_cl_version} VERSION_EQUAL "15.00.21022.08")
+ set(_version "vc90")
+ elseif(${_cl_version} VERSION_EQUAL "15.00.30729.01")
+ set(_version "vc90sp1")
+ else()
+ set(_version "")
+ endif()
+ set(${_OUT_VAR} ${_version} PARENT_SCOPE)
+endfunction()
+
+#
+# A function to call to determine the Visual Studio service pack
+# in use. See documentation above.
+function(DetermineVSServicePack _pack)
+ if(NOT DETERMINED_VS_SERVICE_PACK OR NOT ${_pack})
+ file(WRITE "${CMAKE_BINARY_DIR}/return0.cc"
+ "int main() { return 0; }\n")
+
+ try_compile(DETERMINED_VS_SERVICE_PACK
+ "${CMAKE_BINARY_DIR}"
+ "${CMAKE_BINARY_DIR}/return0.cc"
+ OUTPUT_VARIABLE _output
+ COPY_FILE "${CMAKE_BINARY_DIR}/return0.cc")
+
+ file(REMOVE "${CMAKE_BINARY_DIR}/return0.cc")
+
+ if(DETERMINED_VS_SERVICE_PACK AND _output)
+ 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)
+
+ set(_cl_version_string ${_major}.${_minor}.${_patch}.${_tweak})
+
+ # Call helper function to determine VS version
+ _DetermineVSServicePackFromCompiler(_sp "${_cl_version_string}")
+ if(_sp)
+ set(${_pack} ${_sp} CACHE INTERNAL
+ "The Visual Studio Release with Service Pack")
+ endif()
+ endif()
+ endif()
+ endif()
+endfunction()
+