kconfig 语法简要
文档: kernel/Documentation/kbuild/kconfig-language.txt
Kconfig句法
config
menuconfig
choice/endchoice
comment
menu/endmenu
if/endif
source
mainmenu
菜单属性
bool/boolean tristate string hex int
prompt
default
def_bool
depends on
select
range
help or ---help---
菜单依赖
<symbol>
<symbol> '=' <symbol>
<symbol> '!=' <symbol>
'(' <expr> ')'
'!' <expr>
<expr> '&&' <expr>
<expr> '||' <expr>
