Update CMakeLists.txt

cmake/Common.cmake

@@ -12,6 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+include(${CMAKE_CURRENT_LIST_DIR}/IncludeGuard.cmake)
+cmake_include_guard()
+
 include(CMakeParseArguments)
 
 set(CUR_DIR ${CMAKE_CURRENT_LIST_DIR})

cmake/DetectCXX11.cmake

@@ -12,6 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+include(${CMAKE_CURRENT_LIST_DIR}/IncludeGuard.cmake)
+cmake_include_guard()
+
 if(MSVC)
 
 # Support For C++11/14/17 Features (Modern C++)

cmake/DetectOpenCV.cmake

@@ -0,0 +1,30 @@
+# Copyright 2018 Slightech Co., Ltd. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+include(${CMAKE_CURRENT_LIST_DIR}/IncludeGuard.cmake)
+cmake_include_guard()
+
+find_package(OpenCV REQUIRED)
+message(STATUS "Found OpenCV: ${OpenCV_VERSION}")
+if(OpenCV_VERSION VERSION_LESS 3.0)
+  add_definitions(-DUSE_OPENCV2)
+else()
+  add_definitions(-DUSE_OPENCV3)
+endif()
+
+if(MSVC OR MSYS OR MINGW)
+  get_filename_component(OpenCV_LIB_SEARCH_PATH "${OpenCV_LIB_PATH}/../bin" ABSOLUTE)
+else()
+  set(OpenCV_LIB_SEARCH_PATH "${OpenCV_LIB_PATH}")
+endif()

cmake/IncludeGuard.cmake

@@ -0,0 +1,23 @@
+# Copyright 2018 Slightech Co., Ltd. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# include_guard: https://cmake.org/cmake/help/latest/command/include_guard.html
+
+macro(cmake_include_guard)
+  get_property(INCLUDE_GUARD GLOBAL PROPERTY "_INCLUDE_GUARD_${CMAKE_CURRENT_LIST_FILE}")
+  if(INCLUDE_GUARD)
+    return()
+  endif()
+  set_property(GLOBAL PROPERTY "_INCLUDE_GUARD_${CMAKE_CURRENT_LIST_FILE}" TRUE)
+endmacro()

cmake/Utils.cmake

@@ -0,0 +1,51 @@
+# Copyright 2018 Slightech Co., Ltd. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+include(${CMAKE_CURRENT_LIST_DIR}/IncludeGuard.cmake)
+cmake_include_guard()
+
+include(${CMAKE_CURRENT_LIST_DIR}/Common.cmake)
+
+# make_executable(NAME
+#                 [SRCS src1 src2 ...]
+#                 [LINK_LIBS lib1 lib2 ...]
+#                 [DLL_SEARCH_PATHS path1 path2 ...]
+#                 [WITH_THREAD])
+macro(make_executable NAME)
+  set(options WITH_THREAD)
+  set(oneValueArgs)
+  set(multiValueArgs SRCS LINK_LIBS DLL_SEARCH_PATHS)
+  cmake_parse_arguments(THIS "${options}" "${oneValueArgs}"
+                        "${multiValueArgs}" ${ARGN})
+
+  add_executable(${NAME} ${THIS_SRCS})
+  target_link_libraries(${NAME} ${THIS_LINK_LIBS})
+  target_create_scripts(${NAME} DLL_SEARCH_PATHS ${THIS_DLL_SEARCH_PATHS})
+
+  if(OS_WIN)
+    target_compile_definitions(${NAME}
+      PUBLIC GLOG_NO_ABBREVIATED_SEVERITIES
+    )
+  endif()
+
+  if(THIS_WITH_THREAD)
+    #find_package(Threads REQUIRED)
+    if(THREADS_HAVE_PTHREAD_ARG)
+      target_compile_options(PUBLIC ${NAME} "-pthread")
+    endif()
+    if(CMAKE_THREAD_LIBS_INIT)
+      target_link_libraries(${NAME} "${CMAKE_THREAD_LIBS_INIT}")
+    endif()
+  endif()
+endmacro()