#

# Copyright (c) 2020, Maxime Chretien <maxime.chretien@bootlin.com>

#

# This source code is released for free distribution under the terms of the

# GNU General Public License version 2 or (at your option) any later version.

#

# This module contains functions for generating tags for the Kconfig language

#

# Reference

# https://www.kernel.org/doc/html/latest/kbuild/kconfig-language.html

# https://www.kernel.org/doc/html/latest/kbuild/kconfig-macro-language.html

#

#

# This parser was originally written in C as proplosed in #2553 by Maxime.

# Masatake converted it to an optlib file.

#

--langdef=Kconfig{version=1.1}

--map-Kconfig=+(Kconfig*)

--kinddef-Kconfig=c,config,configs

--kinddef-Kconfig=m,menu,menus

--kinddef-Kconfig=M,mainMenu,the main menu

--kinddef-Kconfig=k,kconfig,kconfig file

--kinddef-Kconfig=C,choice,choices

--kinddef-Kconfig=v,variable,macro variables

--_roledef-Kconfig.{kconfig}=source,kconfig file loaded with source directive

# Menus can be nested. Combine the parent menu and its child with "".

--_scopesep-Kconfig=*/*:""

#

# The next extra is useful for jumpping from

#

# #ifdef CONFIG_FOO

# ...

#

# in C code.

#

# Masatake proposed this extra to linux-kbuild ML and it was

# merged as

# ----------------------------------------------------------------------

# commit e838db685fcfd2e9a0548ffc5cb9447e6c3c11be

# Author: Masatake YAMATO <jet@gyve.org>

# Date: Thu Jun 22 12:21:20 2006 +0900

#

# kbuild: adding symbols in Kconfig and defconfig to TAGS

#

--_extradef-Kconfig=configPrefixed,prepend CONFIG_ to config names

--extras-Kconfig=+{configPrefixed}

# skip the comment lines.

--regex-Kconfig=/^[ \t]*#.*$//{placeholder}

--regex-Kconfig=/^[ \t]*(menu)?config[ \t]+([A-Za-z0-9_]+)[ \t]*$/\2/c/{scope=ref}

--regex-Kconfig=/^[ \t]*(menu)?config[ \t]+([A-Za-z0-9_]+)[ \t]*$/CONFIG_\2/c/{scope=ref}{_extra=configPrefixed}

--regex-Kconfig=/^[ \t]*(menu)?config[ \t]+([A-Za-z0-9_]+)[ \t]*$/CONFIG_\2_MODULE/c/{scope=ref}{_extra=configPrefixed}{exclusive}

--regex-Kconfig=/^[ \t]*menu[ \t]+"([^"]+)"[ \t]*/\1/m/{scope=push}{exclusive}

--regex-Kconfig=/^[ \t]*endmenu[ \t]*//{scope=pop}{placeholder}{exclusive}

# Qemu's Kconfig does't use double quotes

--regex-Kconfig=/^[ \t]*source[ \t]+"?([^"]+)"?[ \t]*/\1/k/{_role=source}{exclusive}{scope=ref}

--regex-Kconfig=/^[ \t]*choice[ \t]+([A-Za-z0-9_]+)[ \t]*/\1/C/{scope=push}{exclusive}

--regex-Kconfig=/^[ \t]*choice[ \t]*$//C/{_anonymous=choice}{scope=push}{exclusive}

--regex-Kconfig=/^[ \t]*endchoice[ \t]*//{scope=pop}{placeholder}{exclusive}

--regex-Kconfig=/^[ \t]*mainmenu[ \t]+"([^"]+)"[ \t]*/\1/M/{exclusive}

--regex-Kconfig=/^([-a-zA-Z0-9_$]+)[ \t]*:?=/\1/v/{exclusive}