Cmake Download ((better)) Git 🎯 Original

include(ExternalProject) ExternalProject_Add( project_nlohmann_json GIT_REPOSITORY https://github.com GIT_TAG v3.11.2 PREFIX ${CMAKE_BINARY_DIR}/json INSTALL_COMMAND "" # Skip installation if only using headers ) Use code with caution. 🔍 Key Git Download Options

Once MakeAvailable is called, you can link the library to your executable: target_link_libraries(my_project PRIVATE gtest_main) Use code with caution. 🛠️ The Legacy Way: ExternalProject

Lock your project to a specific Git tag or commit hash. Basic Implementation cmake download git

To download a library like GoogleTest, add this to your CMakeLists.txt :

The FetchContent module is the preferred method for downloading Git dependencies in modern CMake (3.11+). It populates dependencies at configure time, allowing you to use add_subdirectory() immediately. Why Use FetchContent? Basic Implementation To download a library like GoogleTest,

Set to ON to see the download percentage in your terminal.

The specific version (highly recommended for stability). Set to ON to see the download percentage in your terminal

When using FetchContent_Declare or ExternalProject_Add , you can fine-tune how Git handles the download: The URL of the remote repo.