https://stackoverflow.com/a/7725055

mkdir Release
cd Release
cmake -DCMAKE_BUILD_TYPE=Release ..
make

mkdir Debug
cd Debug
cmake -DCMAKE_BUILD_TYPE=Debug ..
make

set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Wall")

Cache set(MY_CACHE_VARIABLE "VALUE" CACHE STRING "Description") CMakeCache.txt

target_include_directories(mylib PUBLIC include) target_include_directories(mylib PRIVATE src)

include_directories is directory scope target_include_directories is target scope

PUBLIC PRIVATE INTERFACE

target_link_libraries

3.4+

add_executable add_library

get_target_property set_target_properties get_property(TARGET) set_property(TARGET) target_compile_features target_compile_options target_link_libraries target_sources

PRIVATE - non-INTERFACE_ 속성 INTERFACE - INTERFACE_ 속성 PUBLIC - 둘다

https://stackoverflow.com/questions/31969547/what-is-the-difference-between-include-directories-and-target-include-directorie https://cmake.org/cmake/help/latest/command/target_include_directories.html

CMake 할때 쪼오오금 도움이 되는 문서

CppCon 2017: Mathieu Ropert “Using Modern CMake Patterns to Enforce a Good Modular Design” C++Now 2017: Daniel Pfeifer “Effective CMake” gist: Effective Modern CMake

https://cliutils.gitlab.io/modern-cmake/ https://github.com/pr0g/cmake-examples

target_compile_options PRIVATE -Wall PUBLIC과 INTERFACE용으로 넣지말것!

DON'T USE

affect all targets add_compiler_options include_directories ADD_DEFINITIONS LINK_LIBRARIES

CMAKE_CXX_FLAGS 손대지 말것.

보류.. file(GLOB)

  • https://stackoverflow.com/questions/1027247/is-it-better-to-specify-source-files-with-glob-or-each-file-individually-in-cmak/18538444 개발할때 빡심 CONFIGURE_DEPENDS는 하지않는 선에서

file(GLOB to_remove file_to_remove.cpp) list(REMOVE_ITEM list ${to_remove})

add_custom_command( OUTPUT src/simple.cpp # <-- output path COMMAND echo "my first command" # <-- command + args )

if(WIN32) add_custom_command( OUTPUT src/simple.cpp COMMAND call ${CMAKE_CURRENT_SOURCE_DIR}/scripts/create_simple_cpp.sh WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} COMMENT "creating simple.cpp" ) elseif(UNIX) add_custom_command( OUTPUT src/simple.cpp COMMAND bash ${CMAKE_CURRENT_SOURCE_DIR}/scripts/create_simple_cpp.sh WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} COMMENT "creating simple.cpp" )

add_custom_target(get_index_html COMMAND curl -L "https://cmake.org/cmake/help/latest/" -o "index.html" WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} )

find_package(fmt 5.3 CONFIG REQUIRED PATHS C:/vcpkg/installed/x64-windows /mnt/vcpkg/installed/x64-linux )

find_package(Boost 1.59 CONFIG # <--- try without CONFIG if the function fails ! REQUIRED COMPONENTS system thread timer )

endif()

set_target_properties(my_modern_cpp_lib PROPERTIES CXX_STANDARD 17 )

source_group source_group(TREE "${CMAKE_CURRENT_SOURCE_DIR}/src" FILES ${HEADER_} ${SOURCE_}) https://cmake.org/cmake/help/v3.16/command/source_group.html

https://gitlab.kitware.com/cmake/community/wikis/doc/tutorials/How-to-create-a-ProjectConfig.cmake-file

https://stackoverflow.com/questions/53583286/cmake-file-for-integrated-visual-studio-unit-testing/53585782#53585782

  • Visual studio installer -> test adapter for google test
  • Tools > Options > Test Adapter for Google Test > General > Regex for test discovery > _test.exe

CTRL+R, A | Run All Tests Ctrl+R, Ctrl+A | Debug All Tests Ctrl+R, L | Repeat Last run CTRL+R, D | Debug Last run

TODO CTEST_OUTPUT_ON_FAILURE

  • https://stackoverflow.com/questions/36726545/replace-ctest-command-with-ctest-output-on-failure-permanently-for-a-specifi

https://github.com/google/googletest/blob/master/googletest/docs/advanced.md#teaching-googletest-how-to-print-your-values

ASSERT_TRUE(!result.has_value()) << "WTF";

https://stackoverflow.com/a/16491892

vcpkg

PS> cd /
PS> git clone https://github.com/Microsoft/vcpkg.git
PS> cd vcpkg
PS> .\bootstrap-vcpkg.bat
PS> .\vcpkg install gtest:x86-windows gtest:x86-windows-static gtest:x64-windows gtest:x64-windows-static

triplets

VCPKG_DEFAULT_TRIPLET=x64-windows
vcpkg install gtest gmock gtest_main gmock_main --triplet x64-windows

CMake

cmake: env variables

  • environ
VCPKG_ROOT=C:\vcpkg
CMAKE_TOOLCHAIN_FILE=%VCPKG_ROOT%\scripts\buildsystems\vcpkg.cmake
CMAKE_ROOT=C:\Program Files (x86)\CMake\share\cmake-3.14
CMAKE_MODULE_PATH=%CMAKE_ROOT%\Modules

// x86
cmake -DCMAKE_GENERATOR_PLATFORM=x86 .

// x64
cmake -DCMAKE_GENERATOR_PLATFORM=x64 .

> cmake .
> cmake --build .

CTest

> ctest -C Debug

set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MT")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd")