#include "lkc.h"
static const char nohelp_text[] = N_(
- "There is no help available for this kernel option.\n");
+ "There is no help available for this option.\n");
struct menu rootmenu;
static struct menu **last_entry_ptr;
while (isspace(*prompt))
prompt++;
}
- if (current_entry->prompt)
+ if (current_entry->prompt && current_entry != &rootmenu)
prop_warn(prop, "prompt redefined");
+
+ /* Apply all upper menus' visibilities to actual prompts. */
+ if(type == P_PROMPT) {
+ struct menu *menu = current_entry;
+
+ while ((menu = menu->parent) != NULL) {
+ if (!menu->visibility)
+ continue;
+ prop->visible.expr
+ = expr_alloc_and(prop->visible.expr,
+ menu->visibility);
+ }
+ }
+
current_entry->prompt = prop;
}
prop->text = prompt;
return menu_add_prop(type, prompt, NULL, dep);
}
+void menu_add_visibility(struct expr *expr)
+{
+ current_entry->visibility = expr_alloc_and(current_entry->visibility,
+ expr);
+}
+
void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep)
{
menu_add_prop(type, NULL, expr, dep);
}
}
-static int menu_range_valid_sym(struct symbol *sym, struct symbol *sym2)
+static int menu_validate_number(struct symbol *sym, struct symbol *sym2)
{
return sym2->type == S_INT || sym2->type == S_HEX ||
(sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
prop_warn(prop,
"default for config symbol '%s'"
" must be a single symbol", sym->name);
+ if (prop->expr->type != E_SYMBOL)
+ break;
+ sym2 = prop_get_symbol(prop);
+ if (sym->type == S_HEX || sym->type == S_INT) {
+ if (!menu_validate_number(sym, sym2))
+ prop_warn(prop,
+ "'%s': number is invalid",
+ sym->name);
+ }
break;
case P_SELECT:
sym2 = prop_get_symbol(prop);
if (sym->type != S_INT && sym->type != S_HEX)
prop_warn(prop, "range is only allowed "
"for int or hex symbols");
- if (!menu_range_valid_sym(sym, prop->expr->left.sym) ||
- !menu_range_valid_sym(sym, prop->expr->right.sym))
+ if (!menu_validate_number(sym, prop->expr->left.sym) ||
+ !menu_validate_number(sym, prop->expr->right.sym))
prop_warn(prop, "range is invalid");
break;
default:
if (!menu->prompt)
return false;
+ if (menu->visibility) {
+ if (expr_calc_value(menu->visibility) == no)
+ return no;
+ }
+
sym = menu->sym;
if (sym) {
sym_calc_value(sym);
if (menu_has_help(menu)) {
if (sym->name) {
- str_printf(help, "CONFIG_%s:\n\n", sym->name);
+ str_printf(help, "%s%s:\n\n", CONFIG_, sym->name);
str_append(help, _(menu_get_help(menu)));
str_append(help, "\n");
}