#define LKC_DIRECT_LINK
#include "lkc.h"
+static const char nohelp_text[] = N_(
+ "There is no help available for this kernel option.\n");
+
struct menu rootmenu;
static struct menu **last_entry_ptr;
current_menu = current_menu->parent;
}
-struct expr *menu_check_dep(struct expr *e)
+static struct expr *menu_check_dep(struct expr *e)
{
if (!e)
return e;
(sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
}
-void sym_check_prop(struct symbol *sym)
+static void sym_check_prop(struct symbol *sym)
{
struct property *prop;
struct symbol *sym2;
prop_warn(prop,
"config symbol '%s' uses select, but is "
"not boolean or tristate", sym->name);
- else if (sym2->type == S_UNKNOWN)
- prop_warn(prop,
- "'select' used by config symbol '%s' "
- "refers to undefined symbol '%s'",
- sym->name, sym2->name);
- else if (sym2->type != S_BOOLEAN && sym2->type != S_TRISTATE)
+ else if (sym2->type != S_UNKNOWN &&
+ sym2->type != S_BOOLEAN &&
+ sym2->type != S_TRISTATE)
prop_warn(prop,
"'%s' has wrong type. 'select' only "
"accept arguments of boolean and "
sym = parent->sym;
if (parent->list) {
if (sym && sym_is_choice(sym)) {
- /* find the first choice value and find out choice type */
+ if (sym->type == S_UNKNOWN) {
+ /* find the first choice value to find out choice type */
+ current_entry = parent;
+ for (menu = parent->list; menu; menu = menu->next) {
+ if (menu->sym && menu->sym->type != S_UNKNOWN) {
+ menu_set_type(menu->sym->type);
+ break;
+ }
+ }
+ }
+ /* set the type of the remaining choice values */
for (menu = parent->list; menu; menu = menu->next) {
- if (menu->sym) {
- current_entry = parent;
- menu_set_type(menu->sym->type);
- current_entry = menu;
+ current_entry = menu;
+ if (menu->sym && menu->sym->type == S_UNKNOWN)
menu_set_type(sym->type);
- break;
- }
}
parentdep = expr_alloc_symbol(sym);
} else if (parent->prompt)
}
}
for (menu = parent->list; menu; menu = menu->next) {
- if (sym && sym_is_choice(sym) && menu->sym) {
+ if (sym && sym_is_choice(sym) &&
+ menu->sym && !sym_is_choice_value(menu->sym)) {
+ current_entry = menu;
menu->sym->flags |= SYMBOL_CHOICEVAL;
if (!menu->prompt)
menu_warn(menu, "choice value must have a prompt");
for (prop = menu->sym->prop; prop; prop = prop->next) {
- if (prop->type == P_PROMPT && prop->menu != menu) {
- prop_warn(prop, "choice values "
- "currently only support a "
- "single prompt");
- }
if (prop->type == P_DEFAULT)
prop_warn(prop, "defaults for choice "
- "values not supported");
+ "values not supported");
+ if (prop->menu == menu)
+ continue;
+ if (prop->type == P_PROMPT &&
+ prop->menu->parent->sym != sym)
+ prop_warn(prop, "choice value used outside its choice group");
+ }
+ /* Non-tristate choice values of tristate choices must
+ * depend on the choice being set to Y. The choice
+ * values' dependencies were propagated to their
+ * properties above, so the change here must be re-
+ * propagated.
+ */
+ if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) {
+ basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes);
+ menu->dep = expr_alloc_and(basedep, menu->dep);
+ for (prop = menu->sym->prop; prop; prop = prop->next) {
+ if (prop->menu != menu)
+ continue;
+ prop->visible.expr = expr_alloc_and(expr_copy(basedep),
+ prop->visible.expr);
+ }
}
- current_entry = menu;
- 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)
else
return "";
}
+
+static void get_prompt_str(struct gstr *r, struct property *prop)
+{
+ int i, j;
+ struct menu *submenu[8], *menu;
+
+ str_printf(r, _("Prompt: %s\n"), _(prop->text));
+ str_printf(r, _(" Defined at %s:%d\n"), prop->menu->file->name,
+ prop->menu->lineno);
+ if (!expr_is_yes(prop->visible.expr)) {
+ str_append(r, _(" Depends on: "));
+ expr_gstr_print(prop->visible.expr, r);
+ str_append(r, "\n");
+ }
+ menu = prop->menu->parent;
+ for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent)
+ submenu[i++] = menu;
+ if (i > 0) {
+ str_printf(r, _(" Location:\n"));
+ for (j = 4; --i >= 0; j += 2) {
+ menu = submenu[i];
+ str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu)));
+ if (menu->sym) {
+ str_printf(r, " (%s [=%s])", menu->sym->name ?
+ menu->sym->name : _("<choice>"),
+ sym_get_string_value(menu->sym));
+ }
+ str_append(r, "\n");
+ }
+ }
+}
+
+void get_symbol_str(struct gstr *r, struct symbol *sym)
+{
+ bool hit;
+ struct property *prop;
+
+ if (sym && sym->name)
+ str_printf(r, "Symbol: %s [=%s]\n", sym->name,
+ sym_get_string_value(sym));
+ for_all_prompts(sym, prop)
+ get_prompt_str(r, prop);
+ hit = false;
+ for_all_properties(sym, prop, P_SELECT) {
+ if (!hit) {
+ str_append(r, " Selects: ");
+ hit = true;
+ } else
+ str_printf(r, " && ");
+ expr_gstr_print(prop->expr, r);
+ }
+ if (hit)
+ str_append(r, "\n");
+ if (sym->rev_dep.expr) {
+ str_append(r, _(" Selected by: "));
+ expr_gstr_print(sym->rev_dep.expr, r);
+ str_append(r, "\n");
+ }
+ str_append(r, "\n\n");
+}
+
+void menu_get_ext_help(struct menu *menu, struct gstr *help)
+{
+ struct symbol *sym = menu->sym;
+
+ if (menu_has_help(menu)) {
+ if (sym->name) {
+ str_printf(help, "CONFIG_%s:\n\n", sym->name);
+ str_append(help, _(menu_get_help(menu)));
+ str_append(help, "\n");
+ }
+ } else {
+ str_append(help, nohelp_text);
+ }
+ if (sym)
+ get_symbol_str(help, sym);
+}