From 19d92d5e6e79448337aface8ed40df78240d674b Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Mon, 19 Nov 2018 16:23:31 -0500
Subject: FindBoost: provide the version in x.y.z format

---
 Modules/FindBoost.cmake             | 2 ++
 Tests/FindBoost/Test/CMakeLists.txt | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/Modules/FindBoost.cmake b/Modules/FindBoost.cmake
index ccd245b..a336495 100644
--- a/Modules/FindBoost.cmake
+++ b/Modules/FindBoost.cmake
@@ -35,6 +35,7 @@ case results are reported in variables::
   Boost_MAJOR_VERSION    - Boost major version number (X in X.y.z)
   Boost_MINOR_VERSION    - Boost minor version number (Y in x.Y.z)
   Boost_SUBMINOR_VERSION - Boost subminor version number (Z in x.y.Z)
+  Boost_VERSION_STRING   - Boost version number in x.y.z format
   Boost_LIB_DIAGNOSTIC_DEFINITIONS (Windows)
                          - Pass to add_definitions() to have diagnostic
                            information about Boost's automatic linking
@@ -1371,6 +1372,7 @@ if(Boost_INCLUDE_DIR)
   math(EXPR Boost_MAJOR_VERSION "${Boost_VERSION} / 100000")
   math(EXPR Boost_MINOR_VERSION "${Boost_VERSION} / 100 % 1000")
   math(EXPR Boost_SUBMINOR_VERSION "${Boost_VERSION} % 100")
+  set(Boost_VERSION_STRING "${Boost_MAJOR_VERSION}.${Boost_MINOR_VERSION}.${Boost_SUBMINOR_VERSION}")
 
   string(APPEND Boost_ERROR_REASON
     "Boost version: ${Boost_MAJOR_VERSION}.${Boost_MINOR_VERSION}.${Boost_SUBMINOR_VERSION}\nBoost include path: ${Boost_INCLUDE_DIR}")
diff --git a/Tests/FindBoost/Test/CMakeLists.txt b/Tests/FindBoost/Test/CMakeLists.txt
index 81433ea..39e92c1 100644
--- a/Tests/FindBoost/Test/CMakeLists.txt
+++ b/Tests/FindBoost/Test/CMakeLists.txt
@@ -14,7 +14,7 @@ if(NOT Boost_PROGRAM_OPTIONS_FOUND)
 endif(NOT Boost_PROGRAM_OPTIONS_FOUND)
 
 add_definitions(-DCMAKE_EXPECTED_BOOST_VERSION="${Boost_VERSION}")
-add_definitions(-DCMAKE_EXPECTED_BOOST_VERSION_COMPONENTS="${Boost_MAJOR_VERSION}.${Boost_MINOR_VERSION}.${Boost_SUBMINOR_VERSION}")
+add_definitions(-DCMAKE_EXPECTED_BOOST_VERSION_COMPONENTS="${Boost_VERSION_STRING}")
 
 add_executable(test_boost_tgt main.cxx)
 target_link_libraries(test_boost_tgt
-- 
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