2 // vim: set syntax=asciidoc:
5 Customizing the libc configuration
6 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
8 Just like xref:busybox-custom[BusyBox] http://www.uclibc-ng.org/[uClibc-ng]
9 offering a lot of configuration options. They allow you to select
10 various functionalities depending on your needs and limitations.
11 OpenADK chooses automatically the best configuration regarding
12 resulting code size, standard conformance, portability and GNU
15 If you still have the requirements to change the default, regenerate
16 a new uClibc-ng config from the existing one:
19 $ tar xvf dl/uClibc-ng-x.y.z.tar.xz
21 $ cp ../target/<arch>/uclibc-ng.config .config
25 Make all required changes. Then copy the newly created uClibc-ng configuration back
26 and rebuild your targetsystem, including the toolchain components:
29 $ cp .config ../target/<arch>/uclibc-ng.config
30 $ cd .. && make cleandir && make
33 There are no customization options for GNU libc or musl available.