Improve CMake config.

build/cmake/Config.cmake.in

@@ -1,8 +1,17 @@
 @PACKAGE_INIT@
 
-include(CMakeFindDependencyMacro)
-find_dependency(ZLIB)
-find_dependency(Libevent)
+set(package_deps @package_deps@)
+foreach(dep IN LISTS package_deps)
+    if(dep STREQUAL "OpenSSL")
+        find_package(OpenSSL REQUIRED)
+    else()
+        find_package(${dep} CONFIG REQUIRED)
+    endif()
+endforeach()
+
+set(boost_components @boost_components@)
+find_package(Boost CONFIG REQUIRED ${boost_components})
+
 check_required_components("@PROJECT_NAME@")
 
 include("${CMAKE_CURRENT_LIST_DIR}/@[email protected]")

lib/cpp/CMakeLists.txt

@@ -21,6 +21,8 @@ include_directories(src)
 
 # SYSLIBS contains libraries that need to be linked to all lib targets
 set(SYSLIBS "")
+set(package_deps Boost)
+set(boost_components)
 
 # Create the thrift C++ library
 set( thriftcpp_SOURCES
@@ -96,8 +98,8 @@ if(WITH_OPENSSL)
        src/thrift/transport/TSSLSocket.cpp
        src/thrift/transport/TSSLServerSocket.cpp
     )
-    include_directories(SYSTEM "${OPENSSL_INCLUDE_DIR}")
-    list(APPEND SYSLIBS "${OPENSSL_LIBRARIES}")
+    list(APPEND SYSLIBS OpenSSL::SSL OpenSSL::Crypto)
+    list(APPEND package_deps OpenSSL)
 endif()
 
 # WITH_*THREADS selects which threading library to use
@@ -108,6 +110,7 @@ if(WITH_BOOSTTHREADS)
         src/thrift/concurrency/BoostMutex.cpp
     )
     list(APPEND SYSLIBS "${Boost_LIBRARIES}")
+    list(APPEND boost_components thread)
 elseif(UNIX AND NOT WITH_STDTHREADS)
     if(ANDROID)
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
@@ -175,6 +178,7 @@ if(WITH_LIBEVENT)
     ADD_LIBRARY_THRIFT(thriftnb ${thriftcppnb_SOURCES})
     TARGET_LINK_LIBRARIES_THRIFT(thriftnb ${SYSLIBS} Libevent::event_core Libevent::event_extra)
     TARGET_LINK_LIBRARIES_THRIFT_AGAINST_THRIFT_LIBRARY(thriftnb thrift)
+    list(APPEND package_deps Libevent)
 endif()
 
 if(WITH_ZLIB)
@@ -185,6 +189,7 @@ if(WITH_ZLIB)
     ADD_LIBRARY_THRIFT(thriftz ${thriftcppz_SOURCES})
     TARGET_LINK_LIBRARIES_THRIFT(thriftz ${SYSLIBS} ZLIB::zlib)
     TARGET_LINK_LIBRARIES_THRIFT_AGAINST_THRIFT_LIBRARY(thriftz thrift)
+    list(APPEND package_deps ZLIB)
 endif()
 
 if(WITH_QT4)