Commit d97eae80 authored by Stephen Brennan's avatar Stephen Brennan Committed by Masahiro Yamada
Browse files

Documentation: kconfig: explicitly document missing prompt 



There are a few lines in the kbuild-language.rst document which
obliquely reference the behavior of config options without prompts.
But there is nothing in the obvious location that explicitly calls
out that users cannot edit config options unless they have a prompt.

Signed-off-by: default avatarStephen Brennan <stephen.s.brennan@oracle.com>
Reviewed-by: default avatarNathan Chancellor <nathan@kernel.org>
Signed-off-by: default avatarMasahiro Yamada <masahiroy@kernel.org>
parent 87af9388

Documentation/kbuild/kconfig-language.rst

+5 −1
Original line number Diff line number Diff line
@@ -70,7 +70,11 @@ applicable everywhere (see syntax). 


  Every menu entry can have at most one prompt, which is used to display

  to the user. Optionally dependencies only for this prompt can be added

  with "if".

  with "if". If a prompt is not present, the config option is a non-visible

  symbol, meaning its value cannot be directly changed by the user (such as

  altering the value in ``.config``) and the option will not appear in any

  config menus. Its value can only be set via "default" and "select" (see

  below).



- default value: "default" <expr> ["if" <expr>]