diff options
| author | Jan Beulich | 2007-10-02 13:46:49 -0700 |
|---|---|---|
| committer | Sam Ravnborg | 2007-10-12 21:20:33 +0200 |
| commit | a5bf3d891a6a0fb5aa122792d965e3774108b923 (patch) | |
| tree | 9328c2fc81da5de2c6892742663ff43b9436f854 /scripts/kconfig | |
| parent | 7747f96f02803afb864c095fa6800f562030e7f6 (diff) | |
kconfig: tristate choices with mixed tristate and boolean values
Change kconfig behavior so that mixing bool and tristate config settings in
a choice is possible and has the desired effect of offering just the
tristate options individually if the choice gets set to M, and a normal
boolean selection if the choice gets set to Y.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/kconfig')
| -rw-r--r-- | scripts/kconfig/menu.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c index f9d0d91a3fe4..7bfa181d6ed6 100644 --- a/scripts/kconfig/menu.c +++ b/scripts/kconfig/menu.c @@ -235,16 +235,23 @@ void menu_finalize(struct menu *parent) sym = parent->sym; if (parent->list) { if (sym && sym_is_choice(sym)) { - /* find the first choice value and find out choice type */ + /* find out choice type */ + enum symbol_type type = S_UNKNOWN; + for (menu = parent->list; menu; menu = menu->next) { - if (menu->sym) { - current_entry = parent; - menu_set_type(menu->sym->type); - current_entry = menu; - menu_set_type(sym->type); - break; + if (menu->sym && menu->sym->type != S_UNKNOWN) { + if (type == S_UNKNOWN) + type = menu->sym->type; + if (type != S_BOOLEAN) + break; + if (menu->sym->type == S_TRISTATE) { + type = S_TRISTATE; + break; + } } } + current_entry = parent; + menu_set_type(type); parentdep = expr_alloc_symbol(sym); } else if (parent->prompt) parentdep = parent->prompt->visible.expr; @@ -253,7 +260,16 @@ void menu_finalize(struct menu *parent) for (menu = parent->list; menu; menu = menu->next) { basedep = expr_transform(menu->dep); - basedep = expr_alloc_and(expr_copy(parentdep), basedep); + dep = parentdep; + if (sym && sym_is_choice(sym) && menu->sym) { + enum symbol_type type = menu->sym->type; + + if (type == S_UNKNOWN) + type = sym->type; + if (type != S_TRISTATE) + dep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes); + } + basedep = expr_alloc_and(expr_copy(dep), basedep); basedep = expr_eliminate_dups(basedep); menu->dep = basedep; if (menu->sym) @@ -326,7 +342,8 @@ void menu_finalize(struct menu *parent) "values not supported"); } current_entry = menu; - menu_set_type(sym->type); + if (menu->sym->type == S_UNKNOWN) + menu_set_type(sym->type); menu_add_symbol(P_CHOICE, sym, NULL); prop = sym_get_choice_prop(sym); for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr) |