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authorJan Beulich <JBeulich@novell.com>2010-06-30 13:11:01 +0100
committerMichal Marek <mmarek@suse.cz>2010-07-08 14:38:14 +0200
commit0a28c47b8db8ff74d1bfbc5c5ad0100cea472351 (patch)
tree403f1aa1877d6cf74138dd7643387df65ae9220b /scripts/kconfig/symbol.c
parent246cf9c26bf11f2bffbecea6e5bd222eee7b1df8 (diff)
downloadlinaro-lsk-0a28c47b8db8ff74d1bfbc5c5ad0100cea472351.tar.gz
kconfig: Don't write invisible choice values
This makes it so "make oldconfig" really prompts for any choice where options that previously weren't visible just became so. Previously one would have to remember to go over all choice values and check whether some that previously couldn't be selected now can be. Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'scripts/kconfig/symbol.c')
-rw-r--r--scripts/kconfig/symbol.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 174b230a52b..c127fa342f1 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -232,13 +232,15 @@ static struct symbol *sym_calc_choice(struct symbol *sym)
struct property *prop;
struct expr *e;
+ /* first calculate all choice values' visibilities */
+ prop = sym_get_choice_prop(sym);
+ expr_list_for_each_sym(prop->expr, e, def_sym)
+ sym_calc_visibility(def_sym);
+
/* is the user choice visible? */
def_sym = sym->def[S_DEF_USER].val;
- if (def_sym) {
- sym_calc_visibility(def_sym);
- if (def_sym->visible != no)
- return def_sym;
- }
+ if (def_sym && def_sym->visible != no)
+ return def_sym;
/* any of the defaults visible? */
for_all_defaults(sym, prop) {
@@ -246,18 +248,15 @@ static struct symbol *sym_calc_choice(struct symbol *sym)
if (prop->visible.tri == no)
continue;
def_sym = prop_get_symbol(prop);
- sym_calc_visibility(def_sym);
if (def_sym->visible != no)
return def_sym;
}
/* just get the first visible value */
prop = sym_get_choice_prop(sym);
- expr_list_for_each_sym(prop->expr, e, def_sym) {
- sym_calc_visibility(def_sym);
+ expr_list_for_each_sym(prop->expr, e, def_sym)
if (def_sym->visible != no)
return def_sym;
- }
/* no choice? reset tristate value */
sym->curr.tri = no;
@@ -383,12 +382,13 @@ void sym_calc_value(struct symbol *sym)
if (sym_is_choice(sym)) {
struct symbol *choice_sym;
- int flags = sym->flags & (SYMBOL_CHANGED | SYMBOL_WRITE);
prop = sym_get_choice_prop(sym);
expr_list_for_each_sym(prop->expr, e, choice_sym) {
- choice_sym->flags |= flags;
- if (flags & SYMBOL_CHANGED)
+ if ((sym->flags & SYMBOL_WRITE) &&
+ choice_sym->visible != no)
+ choice_sym->flags |= SYMBOL_WRITE;
+ if (sym->flags & SYMBOL_CHANGED)
sym_set_changed(choice_sym);
}
}