Merge branch 'branch-0.5.0' into 'branch-0.5.0'

cpplint setting

See merge request megasearch/milvus!612

Former-commit-id: aa40268df61f5f7bc624b4dda7da114e8090da05

cpp/CMakeLists.txt

@@ -44,7 +44,6 @@ set(MILVUS_VERSION "${GIT_BRANCH_NAME}")
 string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]" MILVUS_VERSION "${MILVUS_VERSION}")
 
 find_package(ClangTools)
-set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 set(BUILD_SUPPORT_DIR "${CMAKE_SOURCE_DIR}/build-support")
 
 if(CMAKE_BUILD_TYPE STREQUAL "Release")
@@ -57,6 +56,9 @@ message(STATUS "Build type = ${BUILD_TYPE}")
 project(milvus VERSION "${MILVUS_VERSION}")
 project(milvus_engine LANGUAGES CUDA CXX)
 
+unset(CMAKE_EXPORT_COMPILE_COMMANDS CACHE)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
 set(MILVUS_VERSION_MAJOR "${milvus_VERSION_MAJOR}")
 set(MILVUS_VERSION_MINOR "${milvus_VERSION_MINOR}")
 set(MILVUS_VERSION_PATCH "${milvus_VERSION_PATCH}")

cpp/build-support/lint_exclusions.txt

@@ -3,4 +3,5 @@
 *cmake_build*
 *src/thirdparty*
 *src/core/thirdparty*
-*src/grpc*
\ No newline at end of file
+*src/grpc*
+*easylogging++*
\ No newline at end of file

cpp/build-support/run_cpplint.py

@@ -84,7 +84,7 @@ if __name__ == "__main__":
     cmd = [
         arguments.cpplint_binary,
         '--verbose=2',
-        '--linelength=90',
+        '--linelength=120',
         '--filter=' + ','.join(_filters)
     ]
     if (arguments.cpplint_binary.endswith('.py') and