September 2018
Intermediate to advanced
606 pages
14h 32m
English
Content preview from CMake Cookbook
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How to do it
We have already shown the use of execute_process when trying to find the NumPy Python module in Chapter 3, Detecting External Libraries and Programs, Recipe 3, Detecting Python modules and packages. In this example, we will use the execute_process command to find out whether a particular Python module (in this case, Python CFFI) is present, and if it is, we will discover its version:
- For this simple example, we will not require any language support:
cmake_minimum_required(VERSION 3.5 FATAL_ERROR) project(recipe-02 LANGUAGES NONE)
- We will require the Python interpreter to execute a short Python snippet, and for this we discover the interpreter using find_package:
find_package(PythonInterp REQUIRED)
- We then invoke execute_process ...
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