diff --git a/.gitignore b/.gitignore
index ab5cf81..99d828a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,12 @@
 .DS_Store
 
+_build/
+_output/
+
 /doc/output/
 
 /get-pip.py
+
+/*INFO*
+/*WARNING*
+/*ERROR*
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..24367ec
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,57 @@
+cmake_minimum_required(VERSION 3.0)
+
+project(mynteye VERSION 2.0.0 LANGUAGES C CXX)
+
+# options
+
+# flags
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
+
+include(cmake/DetectCXX11.cmake)
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -march=native")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
+
+string(STRIP "${CMAKE_C_FLAGS}" CMAKE_C_FLAGS)
+string(STRIP "${CMAKE_CXX_FLAGS}" CMAKE_CXX_FLAGS)
+message(STATUS "C_FLAGS: ${CMAKE_C_FLAGS}")
+message(STATUS "CXX_FLAGS: ${CMAKE_CXX_FLAGS}")
+
+# packages
+
+LIST(APPEND CMAKE_PREFIX_PATH third_party/glog/_build)
+find_package(glog REQUIRED)
+message(STATUS "Found glog: ${glog_VERSION}")
+
+LIST(APPEND CMAKE_MODULE_PATH cmake)
+
+# config
+
+set(MYNTEYE_NAMESPACE "mynteye")
+message(STATUS "Namespace: ${MYNTEYE_NAMESPACE}")
+
+configure_file(
+  include/mynteye/mynteye.h.in
+  include/mynteye/mynteye.h @ONLY
+)
+
+# targets
+
+include(cmake/Common.cmake)
+
+set(OUT_DIR "${PROJECT_SOURCE_DIR}/_output")
+set_outdir(
+  "${OUT_DIR}/lib"
+  "${OUT_DIR}/lib"
+  "${OUT_DIR}/bin"
+)
+
+include_directories(
+  include
+  ${CMAKE_BINARY_DIR}/include
+)
+
+add_executable(main src/main.cc)
+target_link_libraries(main glog::glog)
diff --git a/CommonDefs.mk b/CommonDefs.mk
index 32b369e..f578785 100644
--- a/CommonDefs.mk
+++ b/CommonDefs.mk
@@ -130,7 +130,9 @@ endif
 
 # CMake
 
-CMAKE := cmake -DCMAKE_BUILD_TYPE=Release
+CMAKE := cmake
+# CMAKE := $(CMAKE) -DCMAKE_BUILD_TYPE=Debug
+CMAKE := $(CMAKE) -DCMAKE_BUILD_TYPE=Release
 ifneq ($(CC),)
   CMAKE := $(CMAKE) -DCMAKE_C_COMPILER=$(CC)
 endif
@@ -148,8 +150,7 @@ ifneq ($(MAKE),)
 endif
 
 CMAKE_OPTIONS :=
-#CMAKE_OPTIONS += -DDEBUG=ON -DTIMECOST=ON
-#CMAKE_OPTIONS += -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
+# CMAKE_OPTIONS += -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
 CMAKE_OPTIONS_AFTER :=
 
 ifeq ($(HOST_OS),Win)
@@ -191,7 +192,7 @@ define echo
 endef
 
 define rm
-	[ ! -e "$1" ] || (rm -rf "$1" && $(ECHO) "RM: $1")
+	[ ! -h "$1" ] && [ ! -e "$1" ] || (rm -rf "$1" && $(ECHO) "RM: $1")
 endef
 
 define rm_f
diff --git a/Makefile b/Makefile
index 7a63ffb..b445eca 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,7 @@ help:
 	@echo "  make apidoc          make api doc"
 	@echo "  make opendoc         open api doc (html)"
 	@echo "  make init            init project"
+	@echo "  make build           build project"
 	@echo "  make test            build test and run"
 	@echo "  make clean|cleanall  clean generated or useless things"
 
@@ -49,6 +50,14 @@ third_party: submodules
 
 .PHONY: submodules third_party
 
+# build
+
+build: third_party
+	@$(call echo,Make $@)
+	@$(call cmake_build,./_build)
+
+.PHONY: build
+
 # test
 
 test: submodules
@@ -62,14 +71,22 @@ test: submodules
 
 clean:
 	@$(call echo,Make $@)
-	@$(call rm,./tests/gtest/_build/)
-	@$(call rm,./third_party/glog/_build/)
+	@$(call rm,./_build/)
+	@$(call rm,./_output/)
+	@$(MAKE) cleanlog
 
 cleanall: clean
 	@$(call rm,./doc/output/)
+	@$(call rm,./tests/gtest/_build/)
+	@$(call rm,./third_party/glog/_build/)
 	@$(FIND) . -type f -name ".DS_Store" -print0 | xargs -0 rm -f
 
-.PHONY: clean cleanall
+cleanlog:
+	@$(call rm_f,*INFO*)
+	@$(call rm_f,*WARNING*)
+	@$(call rm_f,*ERROR*)
+
+.PHONY: clean cleanall cleanlog
 
 # others
 
@@ -89,3 +106,9 @@ host:
 	@echo CMAKE: $(CMAKE)
 
 .PHONY: host
+
+cpplint:
+	@$(call echo,Make $@)
+	@$(SH) ./scripts/$@.sh
+
+.PHONY: cpplint
diff --git a/cmake/Common.cmake b/cmake/Common.cmake
new file mode 100755
index 0000000..d3fe769
--- /dev/null
+++ b/cmake/Common.cmake
@@ -0,0 +1,16 @@
+include(CMakeParseArguments)
+
+# set_outdir(ARCHIVE_OUTPUT_DIRECTORY
+#            LIBRARY_OUTPUT_DIRECTORY
+#            RUNTIME_OUTPUT_DIRECTORY)
+macro(set_outdir ARCHIVE_OUTPUT_DIRECTORY LIBRARY_OUTPUT_DIRECTORY RUNTIME_OUTPUT_DIRECTORY)
+  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${ARCHIVE_OUTPUT_DIRECTORY})
+  set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LIBRARY_OUTPUT_DIRECTORY})
+  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${RUNTIME_OUTPUT_DIRECTORY})
+  foreach(CONFIG ${CMAKE_CONFIGURATION_TYPES})
+    string(TOUPPER ${CONFIG} CONFIG)
+    set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${CONFIG} ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY})
+    set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_${CONFIG} ${CMAKE_LIBRARY_OUTPUT_DIRECTORY})
+    set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_${CONFIG} ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
+  endforeach()
+endmacro()
diff --git a/cmake/DetectCXX11.cmake b/cmake/DetectCXX11.cmake
new file mode 100644
index 0000000..90f8065
--- /dev/null
+++ b/cmake/DetectCXX11.cmake
@@ -0,0 +1,37 @@
+
+if(MSVC)
+
+# Support For C++11/14/17 Features (Modern C++)
+#   https://msdn.microsoft.com/en-us/library/hh567368.aspx
+# MSVC_VERSION:
+#   https://cmake.org/cmake/help/latest/variable/MSVC_VERSION.html
+
+if(NOT (MSVC_VERSION LESS 1600))
+  message(STATUS "Visual Studio >= 2010, MSVC >= 10.0")
+else()
+  message(FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
+endif()
+
+else()
+
+set(CXX_FLAGS_EXTRA "")
+
+include(CheckCXXCompilerFlag)
+check_cxx_compiler_flag("-std=c++11" COMPILER_SUPPORTS_CXX11)
+check_cxx_compiler_flag("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+if(COMPILER_SUPPORTS_CXX11)
+  set(CXX_FLAGS_EXTRA "-std=c++11")
+  message(STATUS "Using flag -std=c++11")
+elseif(COMPILER_SUPPORTS_CXX0X)
+  set(CXX_FLAGS_EXTRA "-std=c++0x")
+  message(STATUS "Using flag -std=c++0x")
+else()
+  message(FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
+endif()
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CXX_FLAGS_EXTRA}")
+
+# Ensure access this in sub directories
+set(CXX_FLAGS_EXTRA "${CXX_FLAGS_EXTRA}" CACHE STRING "Value of the extra cxx flags.")
+
+endif()
diff --git a/include/mynteye/global.h b/include/mynteye/global.h
new file mode 100644
index 0000000..33a1249
--- /dev/null
+++ b/include/mynteye/global.h
@@ -0,0 +1,72 @@
+#ifndef MYNTEYE_GLOBAL_H_
+#define MYNTEYE_GLOBAL_H_
+#pragma once
+
+#ifdef _WIN32
+#define OS_WIN
+#ifdef _WIN64
+#define OS_WIN64
+#else
+#define OS_WIN32
+#endif
+#if defined(__MINGW32__) || defined(__MINGW64__)
+#define OS_MINGW
+#ifdef __MINGW64__
+#define OS_MINGW64
+#else
+#define OS_MINGW32
+#endif
+#elif defined(__CYGWIN__) || defined(__CYGWIN32__)
+#define OS_CYGWIN
+#endif
+#elif __APPLE__
+#include "TargetConditionals.h"
+#if TARGET_IPHONE_SIMULATOR
+#define OS_IPHONE
+#define OS_IPHONE_SIMULATOR
+#elif TARGET_OS_IPHONE
+#define OS_IPHONE
+#elif TARGET_OS_MAC
+#define OS_MAC
+#else
+#error "Unknown Apple platform"
+#endif
+#elif __ANDROID__
+#define OS_ANDROID
+#elif __linux__
+#define OS_LINUX
+#elif __unix__
+#define OS_UNIX
+#elif defined(_POSIX_VERSION)
+#define OS_POSIX
+#else
+#error "Unknown compiler"
+#endif
+
+#ifdef OS_WIN
+#define DECL_EXPORT __declspec(dllexport)
+#define DECL_IMPORT __declspec(dllimport)
+#define DECL_HIDDEN
+#else
+#define DECL_EXPORT __attribute__((visibility("default")))
+#define DECL_IMPORT __attribute__((visibility("default")))
+#define DECL_HIDDEN __attribute__((visibility("hidden")))
+#endif
+
+#if defined(OS_WIN) && !defined(OS_MINGW) && !defined(OS_CYGWIN)
+#define OS_SEP "\\"
+#else
+#define OS_SEP "/"
+#endif
+
+#define STRINGIFY_HELPER(X) #X
+#define STRINGIFY(X) STRINGIFY_HELPER(X)
+
+#define DISABLE_COPY(Class)      \
+  Class(const Class &) = delete; \
+  Class &operator=(const Class &) = delete;
+
+template <typename... T>
+void unused(T &&...) {}
+
+#endif  // MYNTEYE_GLOBAL_H_
diff --git a/include/mynteye/mynteye.h.in b/include/mynteye/mynteye.h.in
new file mode 100644
index 0000000..ef1569e
--- /dev/null
+++ b/include/mynteye/mynteye.h.in
@@ -0,0 +1,48 @@
+#ifndef MYNTEYE_MYNTEYE_H_
+#define MYNTEYE_MYNTEYE_H_
+#pragma once
+
+#include "mynteye/global.h"
+
+#ifdef DOXYGEN_WORKING
+# define MYNTEYE_API
+#else
+# ifdef MYNTEYE_EXPORTS
+#  define MYNTEYE_API DECL_EXPORT
+# else
+#  define MYNTEYE_API DECL_IMPORT
+# endif
+#endif
+
+#define MYNTEYE_API_VERSION_MAJOR @PROJECT_VERSION_MAJOR@
+#define MYNTEYE_API_VERSION_MINOR @PROJECT_VERSION_MINOR@
+#define MYNTEYE_API_VERSION_PATCH @PROJECT_VERSION_PATCH@
+
+/* MYNTEYE_API_VERSION is (major << 16) + (minor << 8) + patch */
+#define MYNTEYE_API_VERSION \
+MYNTEYE_API_VERSION_CHECK( \
+  MYNTEYE_API_VERSION_MAJOR, \
+  MYNTEYE_API_VERSION_MINOR, \
+  MYNTEYE_API_VERSION_PATCH \
+)
+
+/* Can be used like
+ *   #if (MYNTEYE_API_VERSION >= MYNTEYE_API_VERSION_CHECK(2, 0, 0)) */
+#define MYNTEYE_API_VERSION_CHECK(major, minor, patch) \
+  ((major<<16)|(minor<<8)|(patch))  // NOLINT
+
+/* MYNTEYE_API_VERSION in "X.Y.Z" format */
+#define MYNTEYE_API_VERSION_STR (STRINGIFY(MYNTEYE_API_VERSION_MAJOR.MYNTEYE_API_VERSION_MINOR.MYNTEYE_API_VERSION_PATCH))  // NOLINT
+
+#cmakedefine MYNTEYE_NAMESPACE @MYNTEYE_NAMESPACE@
+#if defined(MYNTEYE_NAMESPACE)
+# define MYNTEYE_BEGIN_NAMESPACE namespace MYNTEYE_NAMESPACE {
+# define MYNTEYE_END_NAMESPACE }
+# define MYNTEYE_USE_NAMESPACE using namespace ::MYNTEYE_NAMESPACE;  // NOLINT
+#else
+# define MYNTEYE_BEGIN_NAMESPACE
+# define MYNTEYE_END_NAMESPACE
+# define MYNTEYE_USE_NAMESPACE
+#endif
+
+#endif  // MYNTEYE_MYNTEYE_H_
diff --git a/scripts/cpplint.sh b/scripts/cpplint.sh
new file mode 100755
index 0000000..d59db42
--- /dev/null
+++ b/scripts/cpplint.sh
@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+
+BASE_DIR=$(cd "$(dirname "$0")" && pwd)
+ROOT_DIR=$(realpath "$BASE_DIR/..")
+
+source "$BASE_DIR/common/echo.sh"
+source "$BASE_DIR/common/detect.sh"
+source "$BASE_DIR/common/host.sh"
+
+PYTHON="python"
+if [ "$HOST_OS" = "Win" ]; then
+  # default python on MSYS
+  PYTHON="python2"
+fi
+
+CPPLINT="$PYTHON $ROOT_DIR/tools/linter/cpplint.py"
+# CPPLINT="cpplint"
+
+_detect $PYTHON
+
+DIRS=(
+  _build/include
+  include
+  src
+)
+
+FIND="$($BASE_DIR/getfind.sh)"
+
+PATT="-name *.cc -o -name *.h"
+PATT="$PATT -o -name *.cpp -o -name *.hpp"
+# PATT="$PATT -o -name *.cu -o -name *.cuh"
+# _echo "PATT: $PATT"
+
+ret=0
+_echo_s "WorkDir: $ROOT_DIR"
+for dir in "${DIRS[@]}"; do
+  if [ -d "$ROOT_DIR/$dir" ]; then
+    _echo_i "WorkDir: $dir"
+    for f in `$FIND "$ROOT_DIR/$dir" -type f \( ${PATT} \)`; do
+      _echo_in "cpplint $f"
+      $CPPLINT "--verbose=1" \
+        "--filter=-legal/copyright,-build/c++11" \
+        "--root=$ROOT_DIR/$dir" "$f"
+      if [ $? -eq 0 ]; then
+        _echo_dn "cpplint success"
+      else
+        _echo_en "cpplint failed"
+        ret=1
+      fi
+    done
+  else
+    _echo_i "WorkDir: $dir - not found"
+  fi
+done
+
+if [ $ret -eq 0 ]; then
+  _echo_d "Well done"
+else
+  _echo_e "There are cpplint errors"
+fi
diff --git a/src/main.cc b/src/main.cc
new file mode 100644
index 0000000..72b6881
--- /dev/null
+++ b/src/main.cc
@@ -0,0 +1,70 @@
+// #define GOOGLE_STRIP_LOG 1
+#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__)
+#define GLOG_NO_ABBREVIATED_SEVERITIES
+#endif
+#include <glog/logging.h>
+
+#ifdef HAVE_LIB_GFLAGS
+#include <gflags/gflags.h>
+#endif
+
+#include "mynteye/mynteye.h"
+
+int main(int /*argc*/, char *argv[]) {
+  // Set whether log messages go to stderr instead of logfiles
+  // FLAGS_logtostderr = true;
+  // Set whether log messages go to stderr in addition to logfiles.
+  FLAGS_alsologtostderr = true;
+  // Set color messages logged to stderr (if supported by terminal).
+  FLAGS_colorlogtostderr = true;
+
+  // If specified, logfiles are written into this directory instead of the
+  // default logging directory.
+  FLAGS_log_dir = ".";
+  // Sets the maximum log file size (in MB).
+  FLAGS_max_log_size = 1024;
+  // Sets whether to avoid logging to the disk if the disk is full.
+  FLAGS_stop_logging_if_full_disk = true;
+
+  // Show all VLOG(m) messages for m <= this.
+  FLAGS_v = 2;
+
+  // Initialize google's logging library.
+  google::InitGoogleLogging(argv[0]);
+#ifdef HAVE_LIB_GFLAGS
+  // Optional: parse command line flags
+  gflags::ParseCommandLineFlags(&argc, &argv, true);
+#endif
+
+  if (VLOG_IS_ON(2)) {
+    VLOG(2) << "do some logging preparation and logging";
+  }
+
+  VLOG(2) << "verbose msg";
+  VLOG(1) << "debug msg";
+  LOG(INFO) << "info msg";
+  LOG(WARNING) << "warning msg";
+  LOG(ERROR) << "error msg";
+  // LOG(FATAL) << "fatal msg";
+
+  LOG(INFO) << "MYNTEYE API version is " << MYNTEYE_API_VERSION_STR;
+  if (MYNTEYE_API_VERSION >= MYNTEYE_API_VERSION_CHECK(2, 0, 0)) {
+    LOG(INFO) << "MYNTEYE API version is greater than or equal to 2.0.0";
+  } else {
+    LOG(INFO) << "MYNTEYE API version is less than 2.0.0";
+  }
+
+  // Shutdown google's logging library.
+  google::ShutdownGoogleLogging();
+  return 0;
+}
+
+// miniglog: https://github.com/tzutalin/miniglog
+/*
+ANDROID_LOG_FATAL,    // LOG(FATAL)
+ANDROID_LOG_ERROR,    // LOG(ERROR)
+ANDROID_LOG_WARN,     // LOG(WARNING)
+ANDROID_LOG_INFO,     // LOG(INFO), LG, VLOG(0)
+ANDROID_LOG_DEBUG,    // VLOG(1)
+ANDROID_LOG_VERBOSE,  // VLOG(2) .. VLOG(N)
+*/
diff --git a/tools/linter b/tools/linter
index be4da30..22352c9 160000
--- a/tools/linter
+++ b/tools/linter
@@ -1 +1 @@
-Subproject commit be4da30f2cd0dcfeb99b5f9703662b33fed5d9a7
+Subproject commit 22352c93bef7af9e65df6e2c65fff64350033263