add boost on mac

macx64/lib/boost/cmake/boost_math-1.70.0/boost_math-config-version.cmake

@@ -0,0 +1,12 @@
+# Generated by Boost 1.70.0
+
+set(PACKAGE_VERSION 1.70.0)
+
+if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION)
+  set(PACKAGE_VERSION_COMPATIBLE FALSE)
+else()
+  set(PACKAGE_VERSION_COMPATIBLE TRUE)
+  if(PACKAGE_FIND_VERSION STREQUAL PACKAGE_VERSION)
+    set(PACKAGE_VERSION_EXACT TRUE)
+  endif()
+endif()

macx64/lib/boost/cmake/boost_math-1.70.0/boost_math-config.cmake

@@ -0,0 +1,20 @@
+# Generated by Boost 1.70.0
+
+if(TARGET Boost::math)
+  return()
+endif()
+
+message(STATUS "Found boost_math ${boost_math_VERSION} at ${boost_math_DIR}")
+
+# Compute the include and library directories relative to this file.
+get_filename_component(_BOOST_CMAKEDIR "${CMAKE_CURRENT_LIST_DIR}/../" ABSOLUTE)
+get_filename_component(_BOOST_INCLUDEDIR "${_BOOST_CMAKEDIR}/../../include/" ABSOLUTE)
+get_filename_component(_BOOST_LIBDIR "${_BOOST_CMAKEDIR}/../" ABSOLUTE)
+
+# Create imported target Boost::math
+add_library(Boost::math INTERFACE IMPORTED)
+
+set_target_properties(Boost::math PROPERTIES
+  INTERFACE_INCLUDE_DIRECTORIES "${_BOOST_INCLUDEDIR}"
+  INTERFACE_COMPILE_DEFINITIONS "BOOST_ALL_NO_LIB"
+)