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| author | Roman Zippel <zippel@linux-m68k.org> | 2006-06-08 22:12:44 -0700 |
|---|---|---|
| committer | Sam Ravnborg <sam@mars.ravnborg.org> | 2006-06-09 07:31:30 +0200 |
| commit | f6a88aa86027bdecfc74ef7c6bf6c68233e86bb3 (patch) | |
| tree | 524a366add362ffae3fa550fd822293ffd84984e /scripts/kconfig/zconf.y | |
| parent | f1d28fb043b325dad8944647a52b20287e59d8a1 (diff) | |
| download | linux-f6a88aa86027bdecfc74ef7c6bf6c68233e86bb3.tar.bz2 | |
kconfig: add symbol option config syntax
This adds the general framework to the parser to define options for config
symbols with a syntax like:
config FOO
option bar[="arg"]
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/kconfig/zconf.y')
| -rw-r--r-- | scripts/kconfig/zconf.y | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y index 1f61fba6aa28..9d08582f2aa6 100644 --- a/scripts/kconfig/zconf.y +++ b/scripts/kconfig/zconf.y @@ -71,6 +71,7 @@ static struct menu *current_menu, *current_entry; %token <id>T_DEFAULT %token <id>T_SELECT %token <id>T_RANGE +%token <id>T_OPTION %token <id>T_ON %token <string> T_WORD %token <string> T_WORD_QUOTE @@ -91,6 +92,7 @@ static struct menu *current_menu, *current_entry; %type <id> end %type <id> option_name %type <menu> if_entry menu_entry choice_entry +%type <string> symbol_option_arg %destructor { fprintf(stderr, "%s:%d: missing end statement for this entry\n", @@ -173,6 +175,7 @@ menuconfig_stmt: menuconfig_entry_start config_option_list config_option_list: /* empty */ | config_option_list config_option + | config_option_list symbol_option | config_option_list depends | config_option_list help | config_option_list option_error @@ -215,6 +218,26 @@ config_option: T_RANGE symbol symbol if_expr T_EOL printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno()); }; +symbol_option: T_OPTION symbol_option_list T_EOL +; + +symbol_option_list: + /* empty */ + | symbol_option_list T_WORD symbol_option_arg +{ + struct kconf_id *id = kconf_id_lookup($2, strlen($2)); + if (id && id->flags & TF_OPTION) + menu_add_option(id->token, $3); + else + zconfprint("warning: ignoring unknown option %s", $2); + free($2); +}; + +symbol_option_arg: + /* empty */ { $$ = NULL; } + | T_EQUAL prompt { $$ = $2; } +; + /* choice entry */ choice: T_CHOICE T_EOL |