Introduction CMake is the de facto standard build system generator for C and C++ projects. Unlike traditional build systems (Make, Ninja, Visual Studio), CMake doesn’t build your code directly. Instead, it generates platform-native build scripts that compile and link your software reliably across Linux, macOS, Windows, and embedded systems.
add_custom_command( OUTPUT $CMAKE_CURRENT_BINARY_DIR/version.h COMMAND $CMAKE_COMMAND -DVERSION=$PROJECT_VERSION -P write_version.cmake DEPENDS write_version.cmake COMMENT "Generating version.h" ) add_custom_target(generate_version DEPENDS $CMAKE_CURRENT_BINARY_DIR/version.h) add_dependencies(my_app generate_version) toolchain_arm.cmake : mastering cmake pdf
add_library(utils STATIC utils.cpp) target_include_directories(utils PUBLIC include/private) # Both utils and my_app need it target_compile_definitions(utils PRIVATE UTILS_BUILD=1) add_executable(my_app main.cpp) target_link_libraries(my_app PRIVATE utils) # utils's PUBLIC includes propagate A master-level CMake project looks like this: Introduction CMake is the de facto standard build
#include <catch2/catch.hpp> #include "math/add.h" TEST_CASE("Addition works", "[math]") REQUIRE(add(2, 2) == 4); #include "math/add.h" TEST_CASE("Addition works"