blob: a3cade659f89cb5f67828b797ae49b9311bf1d98 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
3 * Released under the terms of the GNU GPL v2.0.
4 */
5
Arnaud Lacombedd003302011-06-01 16:06:22 -04006#include <ctype.h>
Arnaud Lacombe10a4b272011-06-01 16:00:46 -04007#include <stdarg.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07008#include <stdlib.h>
9#include <string.h>
10
Linus Torvalds1da177e2005-04-16 15:20:36 -070011#include "lkc.h"
12
Arnaud Lacombe57e62922011-08-03 21:52:07 -040013static const char nohelp_text[] = "There is no help available for this option.";
Cheng Renquan6bd59992009-07-12 16:11:44 +080014
Linus Torvalds1da177e2005-04-16 15:20:36 -070015struct menu rootmenu;
16static struct menu **last_entry_ptr;
17
18struct file *file_list;
19struct file *current_file;
20
Roman Zippel93449082008-01-14 04:50:54 +010021void menu_warn(struct menu *menu, const char *fmt, ...)
Linus Torvalds1da177e2005-04-16 15:20:36 -070022{
23 va_list ap;
24 va_start(ap, fmt);
25 fprintf(stderr, "%s:%d:warning: ", menu->file->name, menu->lineno);
26 vfprintf(stderr, fmt, ap);
27 fprintf(stderr, "\n");
28 va_end(ap);
29}
30
31static void prop_warn(struct property *prop, const char *fmt, ...)
32{
33 va_list ap;
34 va_start(ap, fmt);
35 fprintf(stderr, "%s:%d:warning: ", prop->file->name, prop->lineno);
36 vfprintf(stderr, fmt, ap);
37 fprintf(stderr, "\n");
38 va_end(ap);
39}
40
nir.tzachar@gmail.com692d97c2009-11-25 12:28:43 +020041void _menu_init(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -070042{
43 current_entry = current_menu = &rootmenu;
44 last_entry_ptr = &rootmenu.list;
45}
46
47void menu_add_entry(struct symbol *sym)
48{
49 struct menu *menu;
50
51 menu = malloc(sizeof(*menu));
52 memset(menu, 0, sizeof(*menu));
53 menu->sym = sym;
54 menu->parent = current_menu;
55 menu->file = current_file;
56 menu->lineno = zconf_lineno();
57
58 *last_entry_ptr = menu;
59 last_entry_ptr = &menu->next;
60 current_entry = menu;
Sam Ravnborg59e89e32010-07-31 23:35:29 +020061 if (sym)
62 menu_add_symbol(P_SYMBOL, sym, NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -070063}
64
65void menu_end_entry(void)
66{
67}
68
Roman Zippela02f0572005-11-08 21:34:53 -080069struct menu *menu_add_menu(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -070070{
Roman Zippela02f0572005-11-08 21:34:53 -080071 menu_end_entry();
Linus Torvalds1da177e2005-04-16 15:20:36 -070072 last_entry_ptr = &current_entry->list;
Roman Zippela02f0572005-11-08 21:34:53 -080073 return current_menu = current_entry;
Linus Torvalds1da177e2005-04-16 15:20:36 -070074}
75
76void menu_end_menu(void)
77{
78 last_entry_ptr = &current_menu->next;
79 current_menu = current_menu->parent;
80}
81
Trevor Keith4356f482009-09-18 12:49:23 -070082static struct expr *menu_check_dep(struct expr *e)
Linus Torvalds1da177e2005-04-16 15:20:36 -070083{
84 if (!e)
85 return e;
86
87 switch (e->type) {
88 case E_NOT:
89 e->left.expr = menu_check_dep(e->left.expr);
90 break;
91 case E_OR:
92 case E_AND:
93 e->left.expr = menu_check_dep(e->left.expr);
94 e->right.expr = menu_check_dep(e->right.expr);
95 break;
96 case E_SYMBOL:
97 /* change 'm' into 'm' && MODULES */
98 if (e->left.sym == &symbol_mod)
99 return expr_alloc_and(e, expr_alloc_symbol(modules_sym));
100 break;
101 default:
102 break;
103 }
104 return e;
105}
106
107void menu_add_dep(struct expr *dep)
108{
109 current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep));
110}
111
112void menu_set_type(int type)
113{
114 struct symbol *sym = current_entry->sym;
115
116 if (sym->type == type)
117 return;
118 if (sym->type == S_UNKNOWN) {
119 sym->type = type;
120 return;
121 }
Roman Zippelf001f7f2006-06-08 22:12:48 -0700122 menu_warn(current_entry, "type of '%s' redefined from '%s' to '%s'",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123 sym->name ? sym->name : "<choice>",
124 sym_type_name(sym->type), sym_type_name(type));
125}
126
127struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep)
128{
129 struct property *prop = prop_alloc(type, current_entry->sym);
130
131 prop->menu = current_entry;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132 prop->expr = expr;
133 prop->visible.expr = menu_check_dep(dep);
134
135 if (prompt) {
Roman Zippelf001f7f2006-06-08 22:12:48 -0700136 if (isspace(*prompt)) {
137 prop_warn(prop, "leading whitespace ignored");
138 while (isspace(*prompt))
139 prompt++;
140 }
Arnaud Lacombeba6ff602010-09-04 16:05:15 -0400141 if (current_entry->prompt && current_entry != &rootmenu)
Roman Zippelf001f7f2006-06-08 22:12:48 -0700142 prop_warn(prop, "prompt redefined");
Jan Beulich7ad12272010-12-09 08:11:38 +0000143
144 /* Apply all upper menus' visibilities to actual prompts. */
145 if(type == P_PROMPT) {
146 struct menu *menu = current_entry;
147
148 while ((menu = menu->parent) != NULL) {
149 if (!menu->visibility)
150 continue;
151 prop->visible.expr
152 = expr_alloc_and(prop->visible.expr,
153 menu->visibility);
154 }
155 }
156
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157 current_entry->prompt = prop;
158 }
Roman Zippelf001f7f2006-06-08 22:12:48 -0700159 prop->text = prompt;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160
161 return prop;
162}
163
blaisorblade@yahoo.itfb7f6ff2005-07-28 17:56:25 +0200164struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700165{
blaisorblade@yahoo.itfb7f6ff2005-07-28 17:56:25 +0200166 return menu_add_prop(type, prompt, NULL, dep);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167}
168
Arnaud Lacombe86e187f2010-11-06 18:30:23 -0300169void menu_add_visibility(struct expr *expr)
170{
171 current_entry->visibility = expr_alloc_and(current_entry->visibility,
172 expr);
173}
174
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep)
176{
177 menu_add_prop(type, NULL, expr, dep);
178}
179
180void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep)
181{
182 menu_add_prop(type, NULL, expr_alloc_symbol(sym), dep);
183}
184
Roman Zippelf6a88aa2006-06-08 22:12:44 -0700185void menu_add_option(int token, char *arg)
186{
Roman Zippelface4372006-06-08 22:12:45 -0700187 struct property *prop;
188
189 switch (token) {
190 case T_OPT_MODULES:
191 prop = prop_alloc(P_DEFAULT, modules_sym);
192 prop->expr = expr_alloc_symbol(current_entry->sym);
193 break;
194 case T_OPT_DEFCONFIG_LIST:
195 if (!sym_defconfig_list)
196 sym_defconfig_list = current_entry->sym;
197 else if (sym_defconfig_list != current_entry->sym)
198 zconf_error("trying to redefine defconfig symbol");
199 break;
Roman Zippel93449082008-01-14 04:50:54 +0100200 case T_OPT_ENV:
201 prop_add_env(arg);
202 break;
Roman Zippelface4372006-06-08 22:12:45 -0700203 }
Roman Zippelf6a88aa2006-06-08 22:12:44 -0700204}
205
Arnaud Lacombeab60bd02010-12-05 01:29:25 -0500206static int menu_validate_number(struct symbol *sym, struct symbol *sym2)
Roman Zippel4cf3cbe2005-11-08 21:34:49 -0800207{
208 return sym2->type == S_INT || sym2->type == S_HEX ||
209 (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
210}
211
Trevor Keith4356f482009-09-18 12:49:23 -0700212static void sym_check_prop(struct symbol *sym)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213{
214 struct property *prop;
215 struct symbol *sym2;
216 for (prop = sym->prop; prop; prop = prop->next) {
217 switch (prop->type) {
218 case P_DEFAULT:
219 if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) &&
220 prop->expr->type != E_SYMBOL)
221 prop_warn(prop,
Li Zefan4280eae2010-04-14 11:44:05 +0800222 "default for config symbol '%s'"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223 " must be a single symbol", sym->name);
Arnaud Lacombeab60bd02010-12-05 01:29:25 -0500224 if (prop->expr->type != E_SYMBOL)
225 break;
226 sym2 = prop_get_symbol(prop);
227 if (sym->type == S_HEX || sym->type == S_INT) {
228 if (!menu_validate_number(sym, sym2))
229 prop_warn(prop,
230 "'%s': number is invalid",
231 sym->name);
232 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233 break;
234 case P_SELECT:
235 sym2 = prop_get_symbol(prop);
236 if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
237 prop_warn(prop,
238 "config symbol '%s' uses select, but is "
239 "not boolean or tristate", sym->name);
Sam Ravnborg603d4982008-02-02 21:09:57 +0100240 else if (sym2->type != S_UNKNOWN &&
241 sym2->type != S_BOOLEAN &&
242 sym2->type != S_TRISTATE)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700243 prop_warn(prop,
244 "'%s' has wrong type. 'select' only "
245 "accept arguments of boolean and "
246 "tristate type", sym2->name);
247 break;
248 case P_RANGE:
249 if (sym->type != S_INT && sym->type != S_HEX)
250 prop_warn(prop, "range is only allowed "
251 "for int or hex symbols");
Arnaud Lacombeab60bd02010-12-05 01:29:25 -0500252 if (!menu_validate_number(sym, prop->expr->left.sym) ||
253 !menu_validate_number(sym, prop->expr->right.sym))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700254 prop_warn(prop, "range is invalid");
255 break;
256 default:
257 ;
258 }
259 }
260}
261
262void menu_finalize(struct menu *parent)
263{
264 struct menu *menu, *last_menu;
265 struct symbol *sym;
266 struct property *prop;
267 struct expr *parentdep, *basedep, *dep, *dep2, **ep;
268
269 sym = parent->sym;
270 if (parent->list) {
271 if (sym && sym_is_choice(sym)) {
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100272 if (sym->type == S_UNKNOWN) {
273 /* find the first choice value to find out choice type */
274 current_entry = parent;
275 for (menu = parent->list; menu; menu = menu->next) {
276 if (menu->sym && menu->sym->type != S_UNKNOWN) {
Jan Beulichf5eaa322008-01-24 11:54:23 +0000277 menu_set_type(menu->sym->type);
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100278 break;
279 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280 }
281 }
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100282 /* set the type of the remaining choice values */
283 for (menu = parent->list; menu; menu = menu->next) {
284 current_entry = menu;
285 if (menu->sym && menu->sym->type == S_UNKNOWN)
286 menu_set_type(sym->type);
287 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700288 parentdep = expr_alloc_symbol(sym);
289 } else if (parent->prompt)
290 parentdep = parent->prompt->visible.expr;
291 else
292 parentdep = parent->dep;
293
294 for (menu = parent->list; menu; menu = menu->next) {
295 basedep = expr_transform(menu->dep);
Linus Torvaldse8b8c972007-10-19 21:25:45 -0700296 basedep = expr_alloc_and(expr_copy(parentdep), basedep);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700297 basedep = expr_eliminate_dups(basedep);
298 menu->dep = basedep;
299 if (menu->sym)
300 prop = menu->sym->prop;
301 else
302 prop = menu->prompt;
303 for (; prop; prop = prop->next) {
304 if (prop->menu != menu)
305 continue;
306 dep = expr_transform(prop->visible.expr);
307 dep = expr_alloc_and(expr_copy(basedep), dep);
308 dep = expr_eliminate_dups(dep);
309 if (menu->sym && menu->sym->type != S_TRISTATE)
310 dep = expr_trans_bool(dep);
311 prop->visible.expr = dep;
312 if (prop->type == P_SELECT) {
313 struct symbol *es = prop_get_symbol(prop);
314 es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr,
315 expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
316 }
317 }
318 }
319 for (menu = parent->list; menu; menu = menu->next)
320 menu_finalize(menu);
321 } else if (sym) {
322 basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
323 basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
324 basedep = expr_eliminate_dups(expr_transform(basedep));
325 last_menu = NULL;
326 for (menu = parent->next; menu; menu = menu->next) {
327 dep = menu->prompt ? menu->prompt->visible.expr : menu->dep;
328 if (!expr_contains_symbol(dep, sym))
329 break;
330 if (expr_depends_symbol(dep, sym))
331 goto next;
332 dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no);
333 dep = expr_eliminate_dups(expr_transform(dep));
334 dep2 = expr_copy(basedep);
335 expr_eliminate_eq(&dep, &dep2);
336 expr_free(dep);
337 if (!expr_is_yes(dep2)) {
338 expr_free(dep2);
339 break;
340 }
341 expr_free(dep2);
342 next:
343 menu_finalize(menu);
344 menu->parent = parent;
345 last_menu = menu;
346 }
347 if (last_menu) {
348 parent->list = parent->next;
349 parent->next = last_menu->next;
350 last_menu->next = NULL;
351 }
Arnaud Lacombeff5ff602010-09-26 16:22:03 -0400352
Arnaud Lacombeec6452a2011-06-08 01:42:11 -0400353 sym->dir_dep.expr = expr_alloc_or(sym->dir_dep.expr, parent->dep);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354 }
355 for (menu = parent->list; menu; menu = menu->next) {
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100356 if (sym && sym_is_choice(sym) &&
357 menu->sym && !sym_is_choice_value(menu->sym)) {
358 current_entry = menu;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700359 menu->sym->flags |= SYMBOL_CHOICEVAL;
360 if (!menu->prompt)
361 menu_warn(menu, "choice value must have a prompt");
362 for (prop = menu->sym->prop; prop; prop = prop->next) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363 if (prop->type == P_DEFAULT)
364 prop_warn(prop, "defaults for choice "
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100365 "values not supported");
366 if (prop->menu == menu)
367 continue;
368 if (prop->type == P_PROMPT &&
369 prop->menu->parent->sym != sym)
370 prop_warn(prop, "choice value used outside its choice group");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371 }
Jan Beulichf5eaa322008-01-24 11:54:23 +0000372 /* Non-tristate choice values of tristate choices must
373 * depend on the choice being set to Y. The choice
374 * values' dependencies were propagated to their
375 * properties above, so the change here must be re-
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100376 * propagated.
377 */
Jan Beulichf5eaa322008-01-24 11:54:23 +0000378 if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) {
379 basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes);
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100380 menu->dep = expr_alloc_and(basedep, menu->dep);
Jan Beulichf5eaa322008-01-24 11:54:23 +0000381 for (prop = menu->sym->prop; prop; prop = prop->next) {
382 if (prop->menu != menu)
383 continue;
Roman Zippel5a1aa8a2008-02-29 05:11:50 +0100384 prop->visible.expr = expr_alloc_and(expr_copy(basedep),
385 prop->visible.expr);
Jan Beulichf5eaa322008-01-24 11:54:23 +0000386 }
387 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700388 menu_add_symbol(P_CHOICE, sym, NULL);
389 prop = sym_get_choice_prop(sym);
390 for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr)
391 ;
Roman Zippel7a962922008-01-14 04:50:23 +0100392 *ep = expr_alloc_one(E_LIST, NULL);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700393 (*ep)->right.sym = menu->sym;
394 }
395 if (menu->list && (!menu->prompt || !menu->prompt->text)) {
396 for (last_menu = menu->list; ; last_menu = last_menu->next) {
397 last_menu->parent = parent;
398 if (!last_menu->next)
399 break;
400 }
401 last_menu->next = menu->next;
402 menu->next = menu->list;
403 menu->list = NULL;
404 }
405 }
406
407 if (sym && !(sym->flags & SYMBOL_WARNED)) {
408 if (sym->type == S_UNKNOWN)
Roman Zippelf001f7f2006-06-08 22:12:48 -0700409 menu_warn(parent, "config symbol defined without type");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700410
411 if (sym_is_choice(sym) && !parent->prompt)
Roman Zippelf001f7f2006-06-08 22:12:48 -0700412 menu_warn(parent, "choice must have a prompt");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700413
414 /* Check properties connected to this symbol */
415 sym_check_prop(sym);
416 sym->flags |= SYMBOL_WARNED;
417 }
418
419 if (sym && !sym_is_optional(sym) && parent->prompt) {
420 sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr,
421 expr_alloc_and(parent->prompt->visible.expr,
422 expr_alloc_symbol(&symbol_mod)));
423 }
424}
425
Li Zefan22c7eca2010-04-14 11:46:02 +0800426bool menu_has_prompt(struct menu *menu)
427{
428 if (!menu->prompt)
429 return false;
430 return true;
431}
432
Linus Torvalds1da177e2005-04-16 15:20:36 -0700433bool menu_is_visible(struct menu *menu)
434{
435 struct menu *child;
436 struct symbol *sym;
437 tristate visible;
438
439 if (!menu->prompt)
440 return false;
Li Zefan22c7eca2010-04-14 11:46:02 +0800441
Arnaud Lacombe86e187f2010-11-06 18:30:23 -0300442 if (menu->visibility) {
443 if (expr_calc_value(menu->visibility) == no)
444 return no;
445 }
446
Linus Torvalds1da177e2005-04-16 15:20:36 -0700447 sym = menu->sym;
448 if (sym) {
449 sym_calc_value(sym);
450 visible = menu->prompt->visible.tri;
451 } else
452 visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr);
453
454 if (visible != no)
455 return true;
Li Zefan22c7eca2010-04-14 11:46:02 +0800456
Linus Torvalds1da177e2005-04-16 15:20:36 -0700457 if (!sym || sym_get_tristate_value(menu->sym) == no)
458 return false;
459
Li Zefan3fb9acb2010-05-07 13:57:07 +0800460 for (child = menu->list; child; child = child->next) {
461 if (menu_is_visible(child)) {
462 if (sym)
463 sym->flags |= SYMBOL_DEF_USER;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700464 return true;
Li Zefan3fb9acb2010-05-07 13:57:07 +0800465 }
466 }
Li Zefan22c7eca2010-04-14 11:46:02 +0800467
Linus Torvalds1da177e2005-04-16 15:20:36 -0700468 return false;
469}
470
471const char *menu_get_prompt(struct menu *menu)
472{
473 if (menu->prompt)
EGRY Gabor01771b02008-01-11 23:53:43 +0100474 return menu->prompt->text;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700475 else if (menu->sym)
EGRY Gabor01771b02008-01-11 23:53:43 +0100476 return menu->sym->name;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700477 return NULL;
478}
479
480struct menu *menu_get_root_menu(struct menu *menu)
481{
482 return &rootmenu;
483}
484
485struct menu *menu_get_parent_menu(struct menu *menu)
486{
487 enum prop_type type;
488
489 for (; menu != &rootmenu; menu = menu->parent) {
490 type = menu->prompt ? menu->prompt->type : 0;
491 if (type == P_MENU)
492 break;
493 }
494 return menu;
495}
496
Sam Ravnborg03d29122007-07-21 00:00:36 +0200497bool menu_has_help(struct menu *menu)
498{
499 return menu->help != NULL;
500}
501
502const char *menu_get_help(struct menu *menu)
503{
504 if (menu->help)
505 return menu->help;
506 else
507 return "";
508}
Cheng Renquan6bd59992009-07-12 16:11:44 +0800509
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400510static void get_prompt_str(struct gstr *r, struct property *prop,
511 struct jk_head *head)
Cheng Renquan6bd59992009-07-12 16:11:44 +0800512{
513 int i, j;
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400514 struct menu *submenu[8], *menu, *location = NULL;
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400515 struct jump_key *jump;
Cheng Renquan6bd59992009-07-12 16:11:44 +0800516
517 str_printf(r, _("Prompt: %s\n"), _(prop->text));
518 str_printf(r, _(" Defined at %s:%d\n"), prop->menu->file->name,
519 prop->menu->lineno);
520 if (!expr_is_yes(prop->visible.expr)) {
521 str_append(r, _(" Depends on: "));
522 expr_gstr_print(prop->visible.expr, r);
523 str_append(r, "\n");
524 }
525 menu = prop->menu->parent;
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400526 for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) {
527 bool accessible = menu_is_visible(menu);
528
Cheng Renquan6bd59992009-07-12 16:11:44 +0800529 submenu[i++] = menu;
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400530 if (location == NULL && accessible)
531 location = menu;
532 }
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400533 if (head && location) {
534 jump = malloc(sizeof(struct jump_key));
535
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400536 if (menu_is_visible(prop->menu)) {
537 /*
538 * There is not enough room to put the hint at the
539 * beginning of the "Prompt" line. Put the hint on the
540 * last "Location" line even when it would belong on
541 * the former.
542 */
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400543 jump->target = prop->menu;
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400544 } else
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400545 jump->target = location;
546
547 if (CIRCLEQ_EMPTY(head))
548 jump->index = 0;
549 else
550 jump->index = CIRCLEQ_LAST(head)->index + 1;
551
552 CIRCLEQ_INSERT_TAIL(head, jump, entries);
553 }
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400554
Cheng Renquan6bd59992009-07-12 16:11:44 +0800555 if (i > 0) {
556 str_printf(r, _(" Location:\n"));
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400557 for (j = 4; --i >= 0; j += 2) {
Cheng Renquan6bd59992009-07-12 16:11:44 +0800558 menu = submenu[i];
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400559 if (head && location && menu == location)
560 jump->offset = r->len - 1;
561 str_printf(r, "%*c-> %s", j, ' ',
562 _(menu_get_prompt(menu)));
Cheng Renquan6bd59992009-07-12 16:11:44 +0800563 if (menu->sym) {
564 str_printf(r, " (%s [=%s])", menu->sym->name ?
565 menu->sym->name : _("<choice>"),
566 sym_get_string_value(menu->sym));
567 }
568 str_append(r, "\n");
569 }
570 }
571}
572
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400573/*
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400574 * head is optional and may be NULL
Benjamin Poirier5e609ad2012-08-23 14:55:06 -0400575 */
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400576void get_symbol_str(struct gstr *r, struct symbol *sym, struct jk_head *head)
Cheng Renquan6bd59992009-07-12 16:11:44 +0800577{
578 bool hit;
579 struct property *prop;
580
Li Zefanb040b442010-05-07 13:56:33 +0800581 if (sym && sym->name) {
Cheng Renquan6bd59992009-07-12 16:11:44 +0800582 str_printf(r, "Symbol: %s [=%s]\n", sym->name,
583 sym_get_string_value(sym));
Li Zefanb040b442010-05-07 13:56:33 +0800584 str_printf(r, "Type : %s\n", sym_type_name(sym->type));
Li Zefan70ed0742010-05-07 13:56:50 +0800585 if (sym->type == S_INT || sym->type == S_HEX) {
586 prop = sym_get_range_prop(sym);
587 if (prop) {
588 str_printf(r, "Range : ");
589 expr_gstr_print(prop->expr, r);
590 str_append(r, "\n");
591 }
592 }
Li Zefanb040b442010-05-07 13:56:33 +0800593 }
Cheng Renquan6bd59992009-07-12 16:11:44 +0800594 for_all_prompts(sym, prop)
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400595 get_prompt_str(r, prop, head);
Cheng Renquan6bd59992009-07-12 16:11:44 +0800596 hit = false;
597 for_all_properties(sym, prop, P_SELECT) {
598 if (!hit) {
599 str_append(r, " Selects: ");
600 hit = true;
601 } else
602 str_printf(r, " && ");
603 expr_gstr_print(prop->expr, r);
604 }
605 if (hit)
606 str_append(r, "\n");
607 if (sym->rev_dep.expr) {
608 str_append(r, _(" Selected by: "));
609 expr_gstr_print(sym->rev_dep.expr, r);
610 str_append(r, "\n");
611 }
612 str_append(r, "\n\n");
613}
614
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400615struct gstr get_relations_str(struct symbol **sym_arr, struct jk_head *head)
nir.tzachar@gmail.com692d97c2009-11-25 12:28:43 +0200616{
617 struct symbol *sym;
618 struct gstr res = str_new();
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400619 int i;
nir.tzachar@gmail.com692d97c2009-11-25 12:28:43 +0200620
621 for (i = 0; sym_arr && (sym = sym_arr[i]); i++)
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400622 get_symbol_str(&res, sym, head);
nir.tzachar@gmail.com692d97c2009-11-25 12:28:43 +0200623 if (!i)
624 str_append(&res, _("No matches found.\n"));
625 return res;
626}
627
628
Cheng Renquan6bd59992009-07-12 16:11:44 +0800629void menu_get_ext_help(struct menu *menu, struct gstr *help)
630{
631 struct symbol *sym = menu->sym;
Arnaud Lacombe57e62922011-08-03 21:52:07 -0400632 const char *help_text = nohelp_text;
Cheng Renquan6bd59992009-07-12 16:11:44 +0800633
634 if (menu_has_help(menu)) {
Srinivas Kandagatla3f198df2011-08-02 18:49:52 +0100635 if (sym->name)
Arnaud Lacombeffb59572010-08-14 23:57:43 -0400636 str_printf(help, "%s%s:\n\n", CONFIG_, sym->name);
Arnaud Lacombe57e62922011-08-03 21:52:07 -0400637 help_text = menu_get_help(menu);
Cheng Renquan6bd59992009-07-12 16:11:44 +0800638 }
Arnaud Lacombe57e62922011-08-03 21:52:07 -0400639 str_printf(help, "%s\n", _(help_text));
Cheng Renquan47791052009-07-12 16:11:46 +0800640 if (sym)
Benjamin Poirier95ac9b32012-08-23 14:55:08 -0400641 get_symbol_str(help, sym, NULL);
Cheng Renquan6bd59992009-07-12 16:11:44 +0800642}