2 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
3 * Released under the terms of the GNU GPL v2.0.
9 #define LKC_DIRECT_LINK
12 static const char nohelp_text[] = N_(
13 "There is no help available for this option.\n");
16 static struct menu **last_entry_ptr;
18 struct file *file_list;
19 struct file *current_file;
21 void menu_warn(struct menu *menu, const char *fmt, ...)
25 fprintf(stderr, "%s:%d:warning: ", menu->file->name, menu->lineno);
26 vfprintf(stderr, fmt, ap);
27 fprintf(stderr, "\n");
31 static void prop_warn(struct property *prop, const char *fmt, ...)
35 fprintf(stderr, "%s:%d:warning: ", prop->file->name, prop->lineno);
36 vfprintf(stderr, fmt, ap);
37 fprintf(stderr, "\n");
43 current_entry = current_menu = &rootmenu;
44 last_entry_ptr = &rootmenu.list;
47 void menu_add_entry(struct symbol *sym)
51 menu = malloc(sizeof(*menu));
52 memset(menu, 0, sizeof(*menu));
54 menu->parent = current_menu;
55 menu->file = current_file;
56 menu->lineno = zconf_lineno();
58 *last_entry_ptr = menu;
59 last_entry_ptr = &menu->next;
62 menu_add_symbol(P_SYMBOL, sym, NULL);
65 void menu_end_entry(void)
69 struct menu *menu_add_menu(void)
72 last_entry_ptr = ¤t_entry->list;
73 return current_menu = current_entry;
76 void menu_end_menu(void)
78 last_entry_ptr = ¤t_menu->next;
79 current_menu = current_menu->parent;
82 static struct expr *menu_check_dep(struct expr *e)
89 e->left.expr = menu_check_dep(e->left.expr);
93 e->left.expr = menu_check_dep(e->left.expr);
94 e->right.expr = menu_check_dep(e->right.expr);
97 /* change 'm' into 'm' && MODULES */
98 if (e->left.sym == &symbol_mod)
99 return expr_alloc_and(e, expr_alloc_symbol(modules_sym));
107 void menu_add_dep(struct expr *dep)
109 current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep));
112 void menu_set_type(int type)
114 struct symbol *sym = current_entry->sym;
116 if (sym->type == type)
118 if (sym->type == S_UNKNOWN) {
122 menu_warn(current_entry, "type of '%s' redefined from '%s' to '%s'",
123 sym->name ? sym->name : "<choice>",
124 sym_type_name(sym->type), sym_type_name(type));
127 struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep)
129 struct property *prop = prop_alloc(type, current_entry->sym);
131 prop->menu = current_entry;
133 prop->visible.expr = menu_check_dep(dep);
136 /* For crostool-NG, a leading pipe followed with spaces
137 * means that pipe shall be removed, and the spaces should
142 else if (isspace(*prompt)) {
143 prop_warn(prop, "leading whitespace ignored");
144 while (isspace(*prompt))
147 if (current_entry->prompt && current_entry != &rootmenu)
148 prop_warn(prop, "prompt redefined");
150 /* Apply all upper menus' visibilities to actual prompts. */
151 if(type == P_PROMPT) {
152 struct menu *menu = current_entry;
154 while ((menu = menu->parent) != NULL) {
155 if (!menu->visibility)
158 = expr_alloc_and(prop->visible.expr,
163 current_entry->prompt = prop;
170 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep)
172 return menu_add_prop(type, prompt, NULL, dep);
175 void menu_add_visibility(struct expr *expr)
177 current_entry->visibility = expr_alloc_and(current_entry->visibility,
181 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep)
183 menu_add_prop(type, NULL, expr, dep);
186 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep)
188 menu_add_prop(type, NULL, expr_alloc_symbol(sym), dep);
191 void menu_add_option(int token, char *arg)
193 struct property *prop;
197 prop = prop_alloc(P_DEFAULT, modules_sym);
198 prop->expr = expr_alloc_symbol(current_entry->sym);
200 case T_OPT_DEFCONFIG_LIST:
201 if (!sym_defconfig_list)
202 sym_defconfig_list = current_entry->sym;
203 else if (sym_defconfig_list != current_entry->sym)
204 zconf_error("trying to redefine defconfig symbol");
212 static int menu_validate_number(struct symbol *sym, struct symbol *sym2)
214 return sym2->type == S_INT || sym2->type == S_HEX ||
215 (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
218 static void sym_check_prop(struct symbol *sym)
220 struct property *prop;
222 for (prop = sym->prop; prop; prop = prop->next) {
223 switch (prop->type) {
225 if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) &&
226 prop->expr->type != E_SYMBOL)
228 "default for config symbol '%s'"
229 " must be a single symbol", sym->name);
230 if (prop->expr->type != E_SYMBOL)
232 sym2 = prop_get_symbol(prop);
233 if (sym->type == S_HEX || sym->type == S_INT) {
234 if (!menu_validate_number(sym, sym2))
236 "'%s': number is invalid",
241 sym2 = prop_get_symbol(prop);
242 if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
244 "config symbol '%s' uses select, but is "
245 "not boolean or tristate", sym->name);
246 else if (sym2->type != S_UNKNOWN &&
247 sym2->type != S_BOOLEAN &&
248 sym2->type != S_TRISTATE)
250 "'%s' has wrong type. 'select' only "
251 "accept arguments of boolean and "
252 "tristate type", sym2->name);
255 if (sym->type != S_INT && sym->type != S_HEX)
256 prop_warn(prop, "range is only allowed "
257 "for int or hex symbols");
258 if (!menu_validate_number(sym, prop->expr->left.sym) ||
259 !menu_validate_number(sym, prop->expr->right.sym))
260 prop_warn(prop, "range is invalid");
268 void menu_finalize(struct menu *parent)
270 struct menu *menu, *last_menu;
272 struct property *prop;
273 struct expr *parentdep, *basedep, *dep, *dep2, **ep;
277 if (sym && sym_is_choice(sym)) {
278 if (sym->type == S_UNKNOWN) {
279 /* find the first choice value to find out choice type */
280 current_entry = parent;
281 for (menu = parent->list; menu; menu = menu->next) {
282 if (menu->sym && menu->sym->type != S_UNKNOWN) {
283 menu_set_type(menu->sym->type);
288 if (parent->prompt &&
289 !expr_is_yes(parent->prompt->visible.expr)) {
290 parent->visibility = expr_alloc_and (parent->visibility,
291 parent->prompt->visible.expr);
293 /* set the type of the remaining choice values */
294 for (menu = parent->list; menu; menu = menu->next) {
295 current_entry = menu;
296 if (menu->sym && menu->sym->type == S_UNKNOWN)
297 menu_set_type(sym->type);
299 parentdep = expr_alloc_symbol(sym);
300 } else if (parent->prompt)
301 parentdep = parent->prompt->visible.expr;
303 parentdep = parent->dep;
305 for (menu = parent->list; menu; menu = menu->next) {
306 basedep = expr_transform(menu->dep);
307 basedep = expr_alloc_and(expr_copy(parentdep), basedep);
308 basedep = expr_eliminate_dups(basedep);
311 prop = menu->sym->prop;
314 for (; prop; prop = prop->next) {
315 if (prop->menu != menu)
317 dep = expr_transform(prop->visible.expr);
318 dep = expr_alloc_and(expr_copy(basedep), dep);
319 dep = expr_eliminate_dups(dep);
320 if (menu->sym && menu->sym->type != S_TRISTATE)
321 dep = expr_trans_bool(dep);
322 prop->visible.expr = dep;
323 if (prop->type == P_SELECT) {
324 struct symbol *es = prop_get_symbol(prop);
325 es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr,
326 expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
330 for (menu = parent->list; menu; menu = menu->next)
333 basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
334 basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
335 basedep = expr_eliminate_dups(expr_transform(basedep));
337 for (menu = parent->next; menu; menu = menu->next) {
338 dep = menu->prompt ? menu->prompt->visible.expr : menu->dep;
339 if (!expr_contains_symbol(dep, sym))
341 if (expr_depends_symbol(dep, sym))
343 dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no);
344 dep = expr_eliminate_dups(expr_transform(dep));
345 dep2 = expr_copy(basedep);
346 expr_eliminate_eq(&dep, &dep2);
348 if (!expr_is_yes(dep2)) {
355 menu->parent = parent;
359 parent->list = parent->next;
360 parent->next = last_menu->next;
361 last_menu->next = NULL;
364 sym->dir_dep.expr = expr_alloc_or(sym->dir_dep.expr, parent->dep);
366 for (menu = parent->list; menu; menu = menu->next) {
367 if (sym && sym_is_choice(sym) &&
368 menu->sym && !sym_is_choice_value(menu->sym)) {
369 current_entry = menu;
370 menu->sym->flags |= SYMBOL_CHOICEVAL;
372 menu_warn(menu, "choice value must have a prompt");
373 for (prop = menu->sym->prop; prop; prop = prop->next) {
374 if (prop->type == P_DEFAULT)
375 prop_warn(prop, "defaults for choice "
376 "values not supported");
377 if (prop->menu == menu)
379 if (prop->type == P_PROMPT &&
380 prop->menu->parent->sym != sym)
381 prop_warn(prop, "choice value used outside its choice group");
383 /* Non-tristate choice values of tristate choices must
384 * depend on the choice being set to Y. The choice
385 * values' dependencies were propagated to their
386 * properties above, so the change here must be re-
389 if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) {
390 basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes);
391 menu->dep = expr_alloc_and(basedep, menu->dep);
392 for (prop = menu->sym->prop; prop; prop = prop->next) {
393 if (prop->menu != menu)
395 prop->visible.expr = expr_alloc_and(expr_copy(basedep),
399 menu_add_symbol(P_CHOICE, sym, NULL);
400 prop = sym_get_choice_prop(sym);
401 for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr)
403 *ep = expr_alloc_one(E_LIST, NULL);
404 (*ep)->right.sym = menu->sym;
406 if (menu->list && (!menu->prompt || !menu->prompt->text)) {
407 for (last_menu = menu->list; ; last_menu = last_menu->next) {
408 last_menu->parent = parent;
409 if (!last_menu->next)
412 last_menu->next = menu->next;
413 menu->next = menu->list;
418 if (sym && !(sym->flags & SYMBOL_WARNED)) {
419 if (sym->type == S_UNKNOWN)
420 menu_warn(parent, "config symbol defined without type");
422 if (sym_is_choice(sym) && !parent->prompt)
423 menu_warn(parent, "choice must have a prompt");
425 /* Check properties connected to this symbol */
427 sym->flags |= SYMBOL_WARNED;
430 if (sym && !sym_is_optional(sym) && parent->prompt) {
431 sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr,
432 expr_alloc_and(parent->prompt->visible.expr,
433 expr_alloc_symbol(&symbol_mod)));
437 bool menu_has_prompt(struct menu *menu)
444 bool menu_is_visible(struct menu *menu)
453 if (menu->visibility) {
454 if (expr_calc_value(menu->visibility) == no)
461 visible = menu->prompt->visible.tri;
463 visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr);
468 if (!sym || sym_get_tristate_value(menu->sym) == no)
471 for (child = menu->list; child; child = child->next) {
472 if (menu_is_visible(child)) {
474 sym->flags |= SYMBOL_DEF_USER;
482 const char *menu_get_prompt(struct menu *menu)
485 return menu->prompt->text;
487 return menu->sym->name;
491 struct menu *menu_get_root_menu(struct menu *menu)
496 struct menu *menu_get_parent_menu(struct menu *menu)
500 for (; menu != &rootmenu; menu = menu->parent) {
501 type = menu->prompt ? menu->prompt->type : 0;
508 bool menu_has_help(struct menu *menu)
510 return menu->help != NULL;
513 const char *menu_get_help(struct menu *menu)
521 static void get_prompt_str(struct gstr *r, struct property *prop)
524 struct menu *submenu[8], *menu;
526 str_printf(r, _("Prompt: %s\n"), _(prop->text));
527 str_printf(r, _(" Defined at %s:%d\n"), prop->menu->file->name,
529 if (!expr_is_yes(prop->visible.expr)) {
530 str_append(r, _(" Depends on: "));
531 expr_gstr_print(prop->visible.expr, r);
534 menu = prop->menu->parent;
535 for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent)
538 str_printf(r, _(" Location:\n"));
539 for (j = 4; --i >= 0; j += 2) {
541 str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu)));
543 str_printf(r, " (%s [=%s])", menu->sym->name ?
544 menu->sym->name : _("<choice>"),
545 sym_get_string_value(menu->sym));
552 void get_symbol_str(struct gstr *r, struct symbol *sym)
555 struct property *prop;
557 if (sym && sym->name) {
558 str_printf(r, "Symbol: %s [=%s]\n", sym->name,
559 sym_get_string_value(sym));
560 str_printf(r, "Type : %s\n", sym_type_name(sym->type));
561 if (sym->type == S_INT || sym->type == S_HEX) {
562 prop = sym_get_range_prop(sym);
564 str_printf(r, "Range : ");
565 expr_gstr_print(prop->expr, r);
570 for_all_prompts(sym, prop)
571 get_prompt_str(r, prop);
573 for_all_properties(sym, prop, P_SELECT) {
575 str_append(r, " Selects: ");
578 str_printf(r, " && ");
579 expr_gstr_print(prop->expr, r);
583 if (sym->rev_dep.expr) {
584 str_append(r, _(" Selected by: "));
585 expr_gstr_print(sym->rev_dep.expr, r);
588 str_append(r, "\n\n");
591 struct gstr get_relations_str(struct symbol **sym_arr)
594 struct gstr res = str_new();
597 for (i = 0; sym_arr && (sym = sym_arr[i]); i++)
598 get_symbol_str(&res, sym);
600 str_append(&res, _("No matches found.\n"));
605 void menu_get_ext_help(struct menu *menu, struct gstr *help)
607 struct symbol *sym = menu->sym;
609 if (menu_has_help(menu)) {
611 str_printf(help, "%s%s:\n\n", CONFIG_, sym->name);
612 str_append(help, _(menu_get_help(menu)));
613 str_append(help, "\n");
616 str_append(help, nohelp_text);
619 get_symbol_str(help, sym);