Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> |
| 3 | * Released under the terms of the GNU GPL v2.0. |
| 4 | */ |
| 5 | |
| 6 | #include <stdlib.h> |
| 7 | #include <string.h> |
| 8 | |
| 9 | #define LKC_DIRECT_LINK |
| 10 | #include "lkc.h" |
| 11 | |
Cheng Renquan | 6bd5999 | 2009-07-12 16:11:44 +0800 | [diff] [blame] | 12 | static const char nohelp_text[] = N_( |
| 13 | "There is no help available for this kernel option.\n"); |
| 14 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 15 | struct menu rootmenu; |
| 16 | static struct menu **last_entry_ptr; |
| 17 | |
| 18 | struct file *file_list; |
| 19 | struct file *current_file; |
| 20 | |
Roman Zippel | 9344908 | 2008-01-14 04:50:54 +0100 | [diff] [blame] | 21 | void menu_warn(struct menu *menu, const char *fmt, ...) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | { |
| 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 | |
| 31 | static 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.com | 692d97c | 2009-11-25 12:28:43 +0200 | [diff] [blame] | 41 | void _menu_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | { |
| 43 | current_entry = current_menu = &rootmenu; |
| 44 | last_entry_ptr = &rootmenu.list; |
| 45 | } |
| 46 | |
| 47 | void 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; |
| 61 | } |
| 62 | |
| 63 | void menu_end_entry(void) |
| 64 | { |
| 65 | } |
| 66 | |
Roman Zippel | a02f057 | 2005-11-08 21:34:53 -0800 | [diff] [blame] | 67 | struct menu *menu_add_menu(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | { |
Roman Zippel | a02f057 | 2005-11-08 21:34:53 -0800 | [diff] [blame] | 69 | menu_end_entry(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | last_entry_ptr = ¤t_entry->list; |
Roman Zippel | a02f057 | 2005-11-08 21:34:53 -0800 | [diff] [blame] | 71 | return current_menu = current_entry; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 72 | } |
| 73 | |
| 74 | void menu_end_menu(void) |
| 75 | { |
| 76 | last_entry_ptr = ¤t_menu->next; |
| 77 | current_menu = current_menu->parent; |
| 78 | } |
| 79 | |
Trevor Keith | 4356f48 | 2009-09-18 12:49:23 -0700 | [diff] [blame] | 80 | static struct expr *menu_check_dep(struct expr *e) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | { |
| 82 | if (!e) |
| 83 | return e; |
| 84 | |
| 85 | switch (e->type) { |
| 86 | case E_NOT: |
| 87 | e->left.expr = menu_check_dep(e->left.expr); |
| 88 | break; |
| 89 | case E_OR: |
| 90 | case E_AND: |
| 91 | e->left.expr = menu_check_dep(e->left.expr); |
| 92 | e->right.expr = menu_check_dep(e->right.expr); |
| 93 | break; |
| 94 | case E_SYMBOL: |
| 95 | /* change 'm' into 'm' && MODULES */ |
| 96 | if (e->left.sym == &symbol_mod) |
| 97 | return expr_alloc_and(e, expr_alloc_symbol(modules_sym)); |
| 98 | break; |
| 99 | default: |
| 100 | break; |
| 101 | } |
| 102 | return e; |
| 103 | } |
| 104 | |
| 105 | void menu_add_dep(struct expr *dep) |
| 106 | { |
| 107 | current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep)); |
| 108 | } |
| 109 | |
| 110 | void menu_set_type(int type) |
| 111 | { |
| 112 | struct symbol *sym = current_entry->sym; |
| 113 | |
| 114 | if (sym->type == type) |
| 115 | return; |
| 116 | if (sym->type == S_UNKNOWN) { |
| 117 | sym->type = type; |
| 118 | return; |
| 119 | } |
Roman Zippel | f001f7f | 2006-06-08 22:12:48 -0700 | [diff] [blame] | 120 | menu_warn(current_entry, "type of '%s' redefined from '%s' to '%s'", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 121 | sym->name ? sym->name : "<choice>", |
| 122 | sym_type_name(sym->type), sym_type_name(type)); |
| 123 | } |
| 124 | |
| 125 | struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep) |
| 126 | { |
| 127 | struct property *prop = prop_alloc(type, current_entry->sym); |
| 128 | |
| 129 | prop->menu = current_entry; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 130 | prop->expr = expr; |
| 131 | prop->visible.expr = menu_check_dep(dep); |
| 132 | |
| 133 | if (prompt) { |
Roman Zippel | f001f7f | 2006-06-08 22:12:48 -0700 | [diff] [blame] | 134 | if (isspace(*prompt)) { |
| 135 | prop_warn(prop, "leading whitespace ignored"); |
| 136 | while (isspace(*prompt)) |
| 137 | prompt++; |
| 138 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | if (current_entry->prompt) |
Roman Zippel | f001f7f | 2006-06-08 22:12:48 -0700 | [diff] [blame] | 140 | prop_warn(prop, "prompt redefined"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | current_entry->prompt = prop; |
| 142 | } |
Roman Zippel | f001f7f | 2006-06-08 22:12:48 -0700 | [diff] [blame] | 143 | prop->text = prompt; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 144 | |
| 145 | return prop; |
| 146 | } |
| 147 | |
blaisorblade@yahoo.it | fb7f6ff | 2005-07-28 17:56:25 +0200 | [diff] [blame] | 148 | struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 149 | { |
blaisorblade@yahoo.it | fb7f6ff | 2005-07-28 17:56:25 +0200 | [diff] [blame] | 150 | return menu_add_prop(type, prompt, NULL, dep); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | } |
| 152 | |
| 153 | void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep) |
| 154 | { |
| 155 | menu_add_prop(type, NULL, expr, dep); |
| 156 | } |
| 157 | |
| 158 | void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep) |
| 159 | { |
| 160 | menu_add_prop(type, NULL, expr_alloc_symbol(sym), dep); |
| 161 | } |
| 162 | |
Roman Zippel | f6a88aa | 2006-06-08 22:12:44 -0700 | [diff] [blame] | 163 | void menu_add_option(int token, char *arg) |
| 164 | { |
Roman Zippel | face437 | 2006-06-08 22:12:45 -0700 | [diff] [blame] | 165 | struct property *prop; |
| 166 | |
| 167 | switch (token) { |
| 168 | case T_OPT_MODULES: |
| 169 | prop = prop_alloc(P_DEFAULT, modules_sym); |
| 170 | prop->expr = expr_alloc_symbol(current_entry->sym); |
| 171 | break; |
| 172 | case T_OPT_DEFCONFIG_LIST: |
| 173 | if (!sym_defconfig_list) |
| 174 | sym_defconfig_list = current_entry->sym; |
| 175 | else if (sym_defconfig_list != current_entry->sym) |
| 176 | zconf_error("trying to redefine defconfig symbol"); |
| 177 | break; |
Roman Zippel | 9344908 | 2008-01-14 04:50:54 +0100 | [diff] [blame] | 178 | case T_OPT_ENV: |
| 179 | prop_add_env(arg); |
| 180 | break; |
Roman Zippel | face437 | 2006-06-08 22:12:45 -0700 | [diff] [blame] | 181 | } |
Roman Zippel | f6a88aa | 2006-06-08 22:12:44 -0700 | [diff] [blame] | 182 | } |
| 183 | |
Roman Zippel | 4cf3cbe | 2005-11-08 21:34:49 -0800 | [diff] [blame] | 184 | static int menu_range_valid_sym(struct symbol *sym, struct symbol *sym2) |
| 185 | { |
| 186 | return sym2->type == S_INT || sym2->type == S_HEX || |
| 187 | (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name)); |
| 188 | } |
| 189 | |
Trevor Keith | 4356f48 | 2009-09-18 12:49:23 -0700 | [diff] [blame] | 190 | static void sym_check_prop(struct symbol *sym) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 191 | { |
| 192 | struct property *prop; |
| 193 | struct symbol *sym2; |
| 194 | for (prop = sym->prop; prop; prop = prop->next) { |
| 195 | switch (prop->type) { |
| 196 | case P_DEFAULT: |
| 197 | if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) && |
| 198 | prop->expr->type != E_SYMBOL) |
| 199 | prop_warn(prop, |
Li Zefan | 4280eae | 2010-04-14 11:44:05 +0800 | [diff] [blame] | 200 | "default for config symbol '%s'" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 201 | " must be a single symbol", sym->name); |
| 202 | break; |
| 203 | case P_SELECT: |
| 204 | sym2 = prop_get_symbol(prop); |
| 205 | if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE) |
| 206 | prop_warn(prop, |
| 207 | "config symbol '%s' uses select, but is " |
| 208 | "not boolean or tristate", sym->name); |
Sam Ravnborg | 603d498 | 2008-02-02 21:09:57 +0100 | [diff] [blame] | 209 | else if (sym2->type != S_UNKNOWN && |
| 210 | sym2->type != S_BOOLEAN && |
| 211 | sym2->type != S_TRISTATE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 212 | prop_warn(prop, |
| 213 | "'%s' has wrong type. 'select' only " |
| 214 | "accept arguments of boolean and " |
| 215 | "tristate type", sym2->name); |
| 216 | break; |
| 217 | case P_RANGE: |
| 218 | if (sym->type != S_INT && sym->type != S_HEX) |
| 219 | prop_warn(prop, "range is only allowed " |
| 220 | "for int or hex symbols"); |
Roman Zippel | 4cf3cbe | 2005-11-08 21:34:49 -0800 | [diff] [blame] | 221 | if (!menu_range_valid_sym(sym, prop->expr->left.sym) || |
| 222 | !menu_range_valid_sym(sym, prop->expr->right.sym)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 223 | prop_warn(prop, "range is invalid"); |
| 224 | break; |
| 225 | default: |
| 226 | ; |
| 227 | } |
| 228 | } |
| 229 | } |
| 230 | |
| 231 | void menu_finalize(struct menu *parent) |
| 232 | { |
| 233 | struct menu *menu, *last_menu; |
| 234 | struct symbol *sym; |
| 235 | struct property *prop; |
| 236 | struct expr *parentdep, *basedep, *dep, *dep2, **ep; |
| 237 | |
| 238 | sym = parent->sym; |
| 239 | if (parent->list) { |
| 240 | if (sym && sym_is_choice(sym)) { |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 241 | if (sym->type == S_UNKNOWN) { |
| 242 | /* find the first choice value to find out choice type */ |
| 243 | current_entry = parent; |
| 244 | for (menu = parent->list; menu; menu = menu->next) { |
| 245 | if (menu->sym && menu->sym->type != S_UNKNOWN) { |
Jan Beulich | f5eaa32 | 2008-01-24 11:54:23 +0000 | [diff] [blame] | 246 | menu_set_type(menu->sym->type); |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 247 | break; |
| 248 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 249 | } |
| 250 | } |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 251 | /* set the type of the remaining choice values */ |
| 252 | for (menu = parent->list; menu; menu = menu->next) { |
| 253 | current_entry = menu; |
| 254 | if (menu->sym && menu->sym->type == S_UNKNOWN) |
| 255 | menu_set_type(sym->type); |
| 256 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 257 | parentdep = expr_alloc_symbol(sym); |
| 258 | } else if (parent->prompt) |
| 259 | parentdep = parent->prompt->visible.expr; |
| 260 | else |
| 261 | parentdep = parent->dep; |
| 262 | |
| 263 | for (menu = parent->list; menu; menu = menu->next) { |
| 264 | basedep = expr_transform(menu->dep); |
Linus Torvalds | e8b8c97 | 2007-10-19 21:25:45 -0700 | [diff] [blame] | 265 | basedep = expr_alloc_and(expr_copy(parentdep), basedep); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 266 | basedep = expr_eliminate_dups(basedep); |
| 267 | menu->dep = basedep; |
| 268 | if (menu->sym) |
| 269 | prop = menu->sym->prop; |
| 270 | else |
| 271 | prop = menu->prompt; |
| 272 | for (; prop; prop = prop->next) { |
| 273 | if (prop->menu != menu) |
| 274 | continue; |
| 275 | dep = expr_transform(prop->visible.expr); |
| 276 | dep = expr_alloc_and(expr_copy(basedep), dep); |
| 277 | dep = expr_eliminate_dups(dep); |
| 278 | if (menu->sym && menu->sym->type != S_TRISTATE) |
| 279 | dep = expr_trans_bool(dep); |
| 280 | prop->visible.expr = dep; |
| 281 | if (prop->type == P_SELECT) { |
| 282 | struct symbol *es = prop_get_symbol(prop); |
| 283 | es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr, |
| 284 | expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep))); |
| 285 | } |
| 286 | } |
| 287 | } |
| 288 | for (menu = parent->list; menu; menu = menu->next) |
| 289 | menu_finalize(menu); |
| 290 | } else if (sym) { |
| 291 | basedep = parent->prompt ? parent->prompt->visible.expr : NULL; |
| 292 | basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no); |
| 293 | basedep = expr_eliminate_dups(expr_transform(basedep)); |
| 294 | last_menu = NULL; |
| 295 | for (menu = parent->next; menu; menu = menu->next) { |
| 296 | dep = menu->prompt ? menu->prompt->visible.expr : menu->dep; |
| 297 | if (!expr_contains_symbol(dep, sym)) |
| 298 | break; |
| 299 | if (expr_depends_symbol(dep, sym)) |
| 300 | goto next; |
| 301 | dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no); |
| 302 | dep = expr_eliminate_dups(expr_transform(dep)); |
| 303 | dep2 = expr_copy(basedep); |
| 304 | expr_eliminate_eq(&dep, &dep2); |
| 305 | expr_free(dep); |
| 306 | if (!expr_is_yes(dep2)) { |
| 307 | expr_free(dep2); |
| 308 | break; |
| 309 | } |
| 310 | expr_free(dep2); |
| 311 | next: |
| 312 | menu_finalize(menu); |
| 313 | menu->parent = parent; |
| 314 | last_menu = menu; |
| 315 | } |
| 316 | if (last_menu) { |
| 317 | parent->list = parent->next; |
| 318 | parent->next = last_menu->next; |
| 319 | last_menu->next = NULL; |
| 320 | } |
| 321 | } |
| 322 | for (menu = parent->list; menu; menu = menu->next) { |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 323 | if (sym && sym_is_choice(sym) && |
| 324 | menu->sym && !sym_is_choice_value(menu->sym)) { |
| 325 | current_entry = menu; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 326 | menu->sym->flags |= SYMBOL_CHOICEVAL; |
| 327 | if (!menu->prompt) |
| 328 | menu_warn(menu, "choice value must have a prompt"); |
| 329 | for (prop = menu->sym->prop; prop; prop = prop->next) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | if (prop->type == P_DEFAULT) |
| 331 | prop_warn(prop, "defaults for choice " |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 332 | "values not supported"); |
| 333 | if (prop->menu == menu) |
| 334 | continue; |
| 335 | if (prop->type == P_PROMPT && |
| 336 | prop->menu->parent->sym != sym) |
| 337 | prop_warn(prop, "choice value used outside its choice group"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 338 | } |
Jan Beulich | f5eaa32 | 2008-01-24 11:54:23 +0000 | [diff] [blame] | 339 | /* Non-tristate choice values of tristate choices must |
| 340 | * depend on the choice being set to Y. The choice |
| 341 | * values' dependencies were propagated to their |
| 342 | * properties above, so the change here must be re- |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 343 | * propagated. |
| 344 | */ |
Jan Beulich | f5eaa32 | 2008-01-24 11:54:23 +0000 | [diff] [blame] | 345 | if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) { |
| 346 | basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes); |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 347 | menu->dep = expr_alloc_and(basedep, menu->dep); |
Jan Beulich | f5eaa32 | 2008-01-24 11:54:23 +0000 | [diff] [blame] | 348 | for (prop = menu->sym->prop; prop; prop = prop->next) { |
| 349 | if (prop->menu != menu) |
| 350 | continue; |
Roman Zippel | 5a1aa8a | 2008-02-29 05:11:50 +0100 | [diff] [blame] | 351 | prop->visible.expr = expr_alloc_and(expr_copy(basedep), |
| 352 | prop->visible.expr); |
Jan Beulich | f5eaa32 | 2008-01-24 11:54:23 +0000 | [diff] [blame] | 353 | } |
| 354 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 355 | menu_add_symbol(P_CHOICE, sym, NULL); |
| 356 | prop = sym_get_choice_prop(sym); |
| 357 | for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr) |
| 358 | ; |
Roman Zippel | 7a96292 | 2008-01-14 04:50:23 +0100 | [diff] [blame] | 359 | *ep = expr_alloc_one(E_LIST, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 360 | (*ep)->right.sym = menu->sym; |
| 361 | } |
| 362 | if (menu->list && (!menu->prompt || !menu->prompt->text)) { |
| 363 | for (last_menu = menu->list; ; last_menu = last_menu->next) { |
| 364 | last_menu->parent = parent; |
| 365 | if (!last_menu->next) |
| 366 | break; |
| 367 | } |
| 368 | last_menu->next = menu->next; |
| 369 | menu->next = menu->list; |
| 370 | menu->list = NULL; |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | if (sym && !(sym->flags & SYMBOL_WARNED)) { |
| 375 | if (sym->type == S_UNKNOWN) |
Roman Zippel | f001f7f | 2006-06-08 22:12:48 -0700 | [diff] [blame] | 376 | menu_warn(parent, "config symbol defined without type"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 377 | |
| 378 | if (sym_is_choice(sym) && !parent->prompt) |
Roman Zippel | f001f7f | 2006-06-08 22:12:48 -0700 | [diff] [blame] | 379 | menu_warn(parent, "choice must have a prompt"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 380 | |
| 381 | /* Check properties connected to this symbol */ |
| 382 | sym_check_prop(sym); |
| 383 | sym->flags |= SYMBOL_WARNED; |
| 384 | } |
| 385 | |
| 386 | if (sym && !sym_is_optional(sym) && parent->prompt) { |
| 387 | sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr, |
| 388 | expr_alloc_and(parent->prompt->visible.expr, |
| 389 | expr_alloc_symbol(&symbol_mod))); |
| 390 | } |
| 391 | } |
| 392 | |
Li Zefan | 22c7eca | 2010-04-14 11:46:02 +0800 | [diff] [blame] | 393 | bool menu_has_prompt(struct menu *menu) |
| 394 | { |
| 395 | if (!menu->prompt) |
| 396 | return false; |
| 397 | return true; |
| 398 | } |
| 399 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 400 | bool menu_is_visible(struct menu *menu) |
| 401 | { |
| 402 | struct menu *child; |
| 403 | struct symbol *sym; |
| 404 | tristate visible; |
| 405 | |
| 406 | if (!menu->prompt) |
| 407 | return false; |
Li Zefan | 22c7eca | 2010-04-14 11:46:02 +0800 | [diff] [blame] | 408 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 409 | sym = menu->sym; |
| 410 | if (sym) { |
| 411 | sym_calc_value(sym); |
| 412 | visible = menu->prompt->visible.tri; |
| 413 | } else |
| 414 | visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr); |
| 415 | |
| 416 | if (visible != no) |
| 417 | return true; |
Li Zefan | 22c7eca | 2010-04-14 11:46:02 +0800 | [diff] [blame] | 418 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | if (!sym || sym_get_tristate_value(menu->sym) == no) |
| 420 | return false; |
| 421 | |
| 422 | for (child = menu->list; child; child = child->next) |
| 423 | if (menu_is_visible(child)) |
| 424 | return true; |
Li Zefan | 22c7eca | 2010-04-14 11:46:02 +0800 | [diff] [blame] | 425 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 426 | return false; |
| 427 | } |
| 428 | |
| 429 | const char *menu_get_prompt(struct menu *menu) |
| 430 | { |
| 431 | if (menu->prompt) |
EGRY Gabor | 01771b0 | 2008-01-11 23:53:43 +0100 | [diff] [blame] | 432 | return menu->prompt->text; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | else if (menu->sym) |
EGRY Gabor | 01771b0 | 2008-01-11 23:53:43 +0100 | [diff] [blame] | 434 | return menu->sym->name; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 435 | return NULL; |
| 436 | } |
| 437 | |
| 438 | struct menu *menu_get_root_menu(struct menu *menu) |
| 439 | { |
| 440 | return &rootmenu; |
| 441 | } |
| 442 | |
| 443 | struct menu *menu_get_parent_menu(struct menu *menu) |
| 444 | { |
| 445 | enum prop_type type; |
| 446 | |
| 447 | for (; menu != &rootmenu; menu = menu->parent) { |
| 448 | type = menu->prompt ? menu->prompt->type : 0; |
| 449 | if (type == P_MENU) |
| 450 | break; |
| 451 | } |
| 452 | return menu; |
| 453 | } |
| 454 | |
Sam Ravnborg | 03d2912 | 2007-07-21 00:00:36 +0200 | [diff] [blame] | 455 | bool menu_has_help(struct menu *menu) |
| 456 | { |
| 457 | return menu->help != NULL; |
| 458 | } |
| 459 | |
| 460 | const char *menu_get_help(struct menu *menu) |
| 461 | { |
| 462 | if (menu->help) |
| 463 | return menu->help; |
| 464 | else |
| 465 | return ""; |
| 466 | } |
Cheng Renquan | 6bd5999 | 2009-07-12 16:11:44 +0800 | [diff] [blame] | 467 | |
| 468 | static void get_prompt_str(struct gstr *r, struct property *prop) |
| 469 | { |
| 470 | int i, j; |
| 471 | struct menu *submenu[8], *menu; |
| 472 | |
| 473 | str_printf(r, _("Prompt: %s\n"), _(prop->text)); |
| 474 | str_printf(r, _(" Defined at %s:%d\n"), prop->menu->file->name, |
| 475 | prop->menu->lineno); |
| 476 | if (!expr_is_yes(prop->visible.expr)) { |
| 477 | str_append(r, _(" Depends on: ")); |
| 478 | expr_gstr_print(prop->visible.expr, r); |
| 479 | str_append(r, "\n"); |
| 480 | } |
| 481 | menu = prop->menu->parent; |
| 482 | for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) |
| 483 | submenu[i++] = menu; |
| 484 | if (i > 0) { |
| 485 | str_printf(r, _(" Location:\n")); |
| 486 | for (j = 4; --i >= 0; j += 2) { |
| 487 | menu = submenu[i]; |
| 488 | str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu))); |
| 489 | if (menu->sym) { |
| 490 | str_printf(r, " (%s [=%s])", menu->sym->name ? |
| 491 | menu->sym->name : _("<choice>"), |
| 492 | sym_get_string_value(menu->sym)); |
| 493 | } |
| 494 | str_append(r, "\n"); |
| 495 | } |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | void get_symbol_str(struct gstr *r, struct symbol *sym) |
| 500 | { |
| 501 | bool hit; |
| 502 | struct property *prop; |
| 503 | |
Li Zefan | b040b44 | 2010-05-07 13:56:33 +0800 | [diff] [blame] | 504 | if (sym && sym->name) { |
Cheng Renquan | 6bd5999 | 2009-07-12 16:11:44 +0800 | [diff] [blame] | 505 | str_printf(r, "Symbol: %s [=%s]\n", sym->name, |
| 506 | sym_get_string_value(sym)); |
Li Zefan | b040b44 | 2010-05-07 13:56:33 +0800 | [diff] [blame] | 507 | str_printf(r, "Type : %s\n", sym_type_name(sym->type)); |
Li Zefan | 70ed074 | 2010-05-07 13:56:50 +0800 | [diff] [blame^] | 508 | if (sym->type == S_INT || sym->type == S_HEX) { |
| 509 | prop = sym_get_range_prop(sym); |
| 510 | if (prop) { |
| 511 | str_printf(r, "Range : "); |
| 512 | expr_gstr_print(prop->expr, r); |
| 513 | str_append(r, "\n"); |
| 514 | } |
| 515 | } |
Li Zefan | b040b44 | 2010-05-07 13:56:33 +0800 | [diff] [blame] | 516 | } |
Cheng Renquan | 6bd5999 | 2009-07-12 16:11:44 +0800 | [diff] [blame] | 517 | for_all_prompts(sym, prop) |
| 518 | get_prompt_str(r, prop); |
| 519 | hit = false; |
| 520 | for_all_properties(sym, prop, P_SELECT) { |
| 521 | if (!hit) { |
| 522 | str_append(r, " Selects: "); |
| 523 | hit = true; |
| 524 | } else |
| 525 | str_printf(r, " && "); |
| 526 | expr_gstr_print(prop->expr, r); |
| 527 | } |
| 528 | if (hit) |
| 529 | str_append(r, "\n"); |
| 530 | if (sym->rev_dep.expr) { |
| 531 | str_append(r, _(" Selected by: ")); |
| 532 | expr_gstr_print(sym->rev_dep.expr, r); |
| 533 | str_append(r, "\n"); |
| 534 | } |
| 535 | str_append(r, "\n\n"); |
| 536 | } |
| 537 | |
nir.tzachar@gmail.com | 692d97c | 2009-11-25 12:28:43 +0200 | [diff] [blame] | 538 | struct gstr get_relations_str(struct symbol **sym_arr) |
| 539 | { |
| 540 | struct symbol *sym; |
| 541 | struct gstr res = str_new(); |
| 542 | int i; |
| 543 | |
| 544 | for (i = 0; sym_arr && (sym = sym_arr[i]); i++) |
| 545 | get_symbol_str(&res, sym); |
| 546 | if (!i) |
| 547 | str_append(&res, _("No matches found.\n")); |
| 548 | return res; |
| 549 | } |
| 550 | |
| 551 | |
Cheng Renquan | 6bd5999 | 2009-07-12 16:11:44 +0800 | [diff] [blame] | 552 | void menu_get_ext_help(struct menu *menu, struct gstr *help) |
| 553 | { |
| 554 | struct symbol *sym = menu->sym; |
| 555 | |
| 556 | if (menu_has_help(menu)) { |
| 557 | if (sym->name) { |
| 558 | str_printf(help, "CONFIG_%s:\n\n", sym->name); |
| 559 | str_append(help, _(menu_get_help(menu))); |
| 560 | str_append(help, "\n"); |
| 561 | } |
| 562 | } else { |
| 563 | str_append(help, nohelp_text); |
| 564 | } |
Cheng Renquan | 4779105 | 2009-07-12 16:11:46 +0800 | [diff] [blame] | 565 | if (sym) |
| 566 | get_symbol_str(help, sym); |
Cheng Renquan | 6bd5999 | 2009-07-12 16:11:44 +0800 | [diff] [blame] | 567 | } |