Mastering Embedded Linux Programming - Second Edition

Adding a package

Buildroot packages are stored in the package directory, over 2,000 of them, each in its own subdirectory. A package consists of at least two files: Config.in, containing the snippet of Kconfig code required to make the package visible in the configuration menu, and a makefile named <package_name>.mk. Note that the package does not contain the code, just the instructions to get the code by downloading a tarball, doing git pull or whatever is necessary to obtain the upstream source.

The makefile is written in a format expected by Buildroot and contains directives that allow Buildroot to download, configure, compile, and install the program. Writing a new package makefile is a complex operation, which is covered in detail in ...