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Modern CMake for C++

You're reading from   Modern CMake for C++ Effortlessly build cutting-edge C++ code and deliver high-quality solutions

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Product type Paperback
Published in May 2024
Publisher Packt
ISBN-13 9781805121800
Length 502 pages
Edition 2nd Edition
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Author (1):
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Rafał Świdziński Rafał Świdziński
Author Profile Icon Rafał Świdziński
Rafał Świdziński
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Toc

Table of Contents (20) Chapters Close

Preface 1. First Steps with CMake FREE CHAPTER 2. The CMake Language 3. Using CMake in Popular IDEs 4. Setting Up Your First CMake Project 5. Working with Targets 6. Using Generator Expressions 7. Compiling C++ Sources with CMake 8. Linking Executables and Libraries 9. Managing Dependencies in CMake 10. Using the C++20 Modules 11. Testing Frameworks 12. Program Analysis Tools 13. Generating Documentation 14. Installing and Packaging 15. Creating Your Professional Project 16. Writing CMake Presets 17. Other Books You May Enjoy
18. Index
Appendix

Exploring the frequently used commands

CMake offers many, many scripting commands that allow you to work with variables and the environment. Some of them have been extensively covered in the Appendix section, for example: list(), string() and file(). Others, such as find_file(), find_package(), find_path() fit better in chapters that talk about their respective subjects. In this section, we will provide a brief overview of the common commands that are useful in most situations:

  • message()
  • include()
  • include_guard()
  • file()
  • execute_process()

Let’s get to it.

The message() command

We already know and love our trusty message() command, which prints text to standard output. However, there's a lot more to it than meets the eye. By providing a MODE argument, you can customize the behavior of the command like so: message(<MODE> "text to print").

The recognized modes are as follows:

  • FATAL_ERROR: This stops processing and generation.
  • SEND_ERROR: This continues processing...
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