implement zlib support

Author: Eric Ehlers

OREAnalytics/CMakeLists.txt

@@ -16,6 +16,10 @@ if(MSVC)
 	add_compile_definitions(BOOST_IOSTREAMS_NO_LIB)
 endif()
 
+if(ORE_USE_ZLIB)
+    find_package(ZLIB REQUIRED)
+endif()
+
 SET(COMPONENT_LIST date_time filesystem iostreams regex serialization system timer thread)
 if (ORE_BUILD_TESTS)
     LIST(APPEND COMPONENT_LIST unit_test_framework)

OREAnalytics/orea/CMakeLists.txt

@@ -191,7 +191,8 @@ target_link_libraries(${OREA_LIB_NAME} ${QL_LIB_NAME})
 target_link_libraries(${OREA_LIB_NAME} ${QLE_LIB_NAME})
 target_link_libraries(${OREA_LIB_NAME} ${ORED_LIB_NAME})
 target_link_libraries(${OREA_LIB_NAME} ${Boost_LIBRARIES})
-if(ZLIB_FOUND)
+if(ORE_USE_ZLIB)
+    target_link_libraries(${OREA_LIB_NAME} ${ZLIB_LIBRARIES})
     add_definitions(-DORE_USE_ZLIB)
 endif()