Merge topic 'boost-1.68-beta1'

b76b93c7 FindBoost: Change context header used
c8a7835e

 FindBoost: Add support for Boost 1.68 beta1
Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Alexander Grund <github@grundis.de>
Merge-request: !2204

Modules/FindBoost.cmake

@@ -806,10 +806,28 @@ function(_Boost_COMPONENT_DEPENDENCIES component _ret)
     set(_Boost_TIMER_DEPENDENCIES chrono system)
     set(_Boost_WAVE_DEPENDENCIES filesystem system serialization thread chrono date_time atomic)
     set(_Boost_WSERIALIZATION_DEPENDENCIES serialization)
+  elseif(NOT Boost_VERSION VERSION_LESS 106700 AND Boost_VERSION VERSION_LESS 106800)
+    set(_Boost_CHRONO_DEPENDENCIES system)
+    set(_Boost_CONTEXT_DEPENDENCIES thread chrono system date_time)
+    set(_Boost_COROUTINE_DEPENDENCIES context system)
+    set(_Boost_FIBER_DEPENDENCIES context thread chrono system date_time)
+    set(_Boost_FILESYSTEM_DEPENDENCIES system)
+    set(_Boost_IOSTREAMS_DEPENDENCIES regex)
+    set(_Boost_LOG_DEPENDENCIES date_time log_setup system filesystem thread regex chrono atomic)
+    set(_Boost_MATH_DEPENDENCIES math_c99 math_c99f math_c99l math_tr1 math_tr1f math_tr1l atomic)
+    set(_Boost_MPI_DEPENDENCIES serialization)
+    set(_Boost_MPI_PYTHON_DEPENDENCIES python${component_python_version} mpi serialization)
+    set(_Boost_NUMPY_DEPENDENCIES python${component_python_version})
+    set(_Boost_RANDOM_DEPENDENCIES system)
+    set(_Boost_THREAD_DEPENDENCIES chrono system date_time atomic)
+    set(_Boost_TIMER_DEPENDENCIES chrono system)
+    set(_Boost_WAVE_DEPENDENCIES filesystem system serialization thread chrono date_time atomic)
+    set(_Boost_WSERIALIZATION_DEPENDENCIES serialization)
   else()
-    if(NOT Boost_VERSION VERSION_LESS 106700)
+    if(NOT Boost_VERSION VERSION_LESS 106800)
       set(_Boost_CHRONO_DEPENDENCIES system)
       set(_Boost_CONTEXT_DEPENDENCIES thread chrono system date_time)
+      set(_Boost_CONTRACT_DEPENDENCIES thread chrono system date_time)
       set(_Boost_COROUTINE_DEPENDENCIES context system)
       set(_Boost_FIBER_DEPENDENCIES context thread chrono system date_time)
       set(_Boost_FILESYSTEM_DEPENDENCIES system)
@@ -825,7 +843,7 @@ function(_Boost_COMPONENT_DEPENDENCIES component _ret)
       set(_Boost_WAVE_DEPENDENCIES filesystem system serialization thread chrono date_time atomic)
       set(_Boost_WSERIALIZATION_DEPENDENCIES serialization)
     endif()
-    if(NOT Boost_VERSION VERSION_LESS 106800)
+    if(NOT Boost_VERSION VERSION_LESS 106900)
       message(WARNING "New Boost version may have incorrect or missing dependencies and imported targets")
     endif()
   endif()
@@ -862,7 +880,8 @@ function(_Boost_COMPONENT_HEADERS component _hdrs)
   set(_Boost_ATOMIC_HEADERS              "boost/atomic.hpp")
   set(_Boost_CHRONO_HEADERS              "boost/chrono.hpp")
   set(_Boost_CONTAINER_HEADERS           "boost/container/container_fwd.hpp")
-  set(_Boost_CONTEXT_HEADERS             "boost/context/all.hpp")
+  set(_Boost_CONTRACT_HEADERS            "boost/contract.hpp")
+  set(_Boost_CONTEXT_HEADERS             "boost/context/detail/fcontext.hpp")
   set(_Boost_COROUTINE_HEADERS           "boost/coroutine/all.hpp")
   set(_Boost_DATE_TIME_HEADERS           "boost/date_time/date.hpp")
   set(_Boost_EXCEPTION_HEADERS           "boost/exception/exception.hpp")
@@ -1062,7 +1081,7 @@ else()
   # _Boost_COMPONENT_HEADERS.  See the instructions at the top of
   # _Boost_COMPONENT_DEPENDENCIES.
   set(_Boost_KNOWN_VERSIONS ${Boost_ADDITIONAL_VERSIONS}
-    "1.67.0" "1.67" "1.66.0" "1.66" "1.65.1" "1.65.0" "1.65"
+    "1.68.0" "1.68" "1.67.0" "1.67" "1.66.0" "1.66" "1.65.1" "1.65.0" "1.65"
     "1.64.0" "1.64" "1.63.0" "1.63" "1.62.0" "1.62" "1.61.0" "1.61" "1.60.0" "1.60"
     "1.59.0" "1.59" "1.58.0" "1.58" "1.57.0" "1.57" "1.56.0" "1.56" "1.55.0" "1.55"
     "1.54.0" "1.54" "1.53.0" "1.53" "1.52.0" "1.52" "1.51.0" "1.51"