Alias for protobuf targets, workaround for protobuf 3.5.2 source

daquexian · daquexian · commit eae6edac68f7 · 2019-05-22T16:41:57.000+08:00
diff --git a/cmake/protobuf.cmake b/cmake/protobuf.cmake
@@ -5,4 +5,7 @@ macro(configure_protobuf)
     option(protobuf_BUILD_SHARED_LIBS "" ON)
     option(protobuf_BUILD_PROTOC_BINARIES "" ON)
     add_subdirectory(${PROJECT_SOURCE_DIR}/third_party/protobuf/cmake)
+    add_executable(protobuf::protoc ALIAS protoc)
+    add_library(protobuf::libprotobuf ALIAS libprotobuf)
+    add_library(protobuf::libprotobuf-lite ALIAS libprotobuf-lite)
 endmacro()
