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kconfig: set all new symbols automatically

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Add conf_set_all_new_symbols() which set all symbols (which don't have a
value yet) to a specifed value.

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Roman Zippel
2008-05-06 04:55:55 +02:00
committed by Sam Ravnborg
parent a717417e7f
commit dc7862e5a6
2 changed files with 79 additions and 0 deletions
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70
scripts/kconfig/confdata.c
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@@ -812,3 +812,73 @@ void conf_set_changed_callback(void (*fn)(void))
{
conf_changed_callback = fn;
}
void conf_set_all_new_symbols(enum conf_def_mode mode)
{
struct symbol *sym, *csym;
struct property *prop;
struct expr *e;
int i, cnt, def;
for_all_symbols(i, sym) {
if (sym_has_value(sym))
continue;
switch (sym_get_type(sym)) {
case S_BOOLEAN:
case S_TRISTATE:
switch (mode) {
case def_yes:
sym->def[S_DEF_USER].tri = yes;
break;
case def_mod:
sym->def[S_DEF_USER].tri = mod;
break;
case def_no:
sym->def[S_DEF_USER].tri = no;
break;
case def_random:
sym->def[S_DEF_USER].tri = (tristate)(rand() % 3);
break;
default:
continue;
}
if (!sym_is_choice(sym) || mode != def_random)
sym->flags |= SYMBOL_DEF_USER;
break;
default:
break;
}
}
if (modules_sym)
sym_calc_value(modules_sym);
if (mode != def_random)
return;
for_all_symbols(i, csym) {
if (sym_has_value(csym) || !sym_is_choice(csym))
continue;
sym_calc_value(csym);
prop = sym_get_choice_prop(csym);
def = -1;
while (1) {
cnt = 0;
expr_list_for_each_sym(prop->expr, e, sym) {
if (sym->visible == no)
continue;
if (def == cnt++) {
csym->def[S_DEF_USER].val = sym;
break;
}
}
if (def >= 0 || cnt < 2)
break;
def = (rand() % cnt) + 1;
}
csym->flags |= SYMBOL_DEF_USER;
}
}