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Minimal CMake
book

Minimal CMake

by Tom Hulton-Harrop
January 2025
Intermediate to advanced
266 pages
7h 3m
English
Packt Publishing
Content preview from Minimal CMake

3

Using FetchContent with External Dependencies

Now that we are up and running with CMake, one of the most useful features to be aware of is FetchContent. FetchContent is a CMake feature that allows you to bring external libraries (also called dependencies) into your project. It only takes a few lines of code and is quick and convenient to use. It does rely on the dependency also using CMake, but the good news is that a considerable proportion of open source software written in C and C++ uses CMake to build itself. Even if the dependency doesn’t use CMake, adding CMake support is often quite easy and makes consuming the library a lot simpler.

We’ll see how to use FetchContent in the context of our project to introduce some new useful functionality ...

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Publisher Resources

ISBN: 9781835087312