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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/manual/using.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/docs/manual/using.txt b/docs/manual/using.txt index 42d406120..fcbd24b85 100644 --- a/docs/manual/using.txt +++ b/docs/manual/using.txt @@ -284,3 +284,30 @@ Buildroot, with the name used in the manifest file: * +BSD-2c+: BSD 2-clause license; * +PROPRIETARY+: marks a non-opensource package; Buildroot does not save any licensing info or source code for these packages. + +Complying with the Buildroot license +------------------------------------ + +Buildroot itself is an opensource software, released under the +http://www.gnu.org/licenses/old-licenses/gpl-2.0.html[GNU General Public +License, version 2] or (at your option) any later version. +However, being a build system, it is not normally part of the end product: +if you develop the root filesystem, kernel, bootloader or toolchain for a +device, the code of Buildroot is only present on the development machine, not +in the device storage. + +Nevertheless, the general view of the Buildroot developers is that you should +release the Buildroot source code along with the source code of other packages +when releasing a product that contains GPL-licensed software. +This is because the +http://www.gnu.org/licenses/old-licenses/gpl-2.0.html[GNU GPL] +defines the "'complete source code'" for an executable work as "'all the +source code for all modules it contains, plus any associated interface +definition files, plus the scripts used to control compilation and installation +of the executable'". +Buildroot is part of the 'scripts used to control compilation and +installation of the executable', and as such it is considered part of the +material that must be redistributed. + +Keep in mind this is only the Buildroot developers' opinion, and you should +consult your legal department or lawyer in case of any doubt. |