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
13 static struct menu **last_entry_ptr;
15 struct file *file_list;
16 struct file *current_file;
18 static void menu_warn(struct menu *menu, const char *fmt, ...)
22 fprintf(stderr, "%s:%d:warning: ", menu->file->name, menu->lineno);
23 vfprintf(stderr, fmt, ap);
24 fprintf(stderr, "\n");
28 static void prop_warn(struct property *prop, const char *fmt, ...)
32 fprintf(stderr, "%s:%d:warning: ", prop->file->name, prop->lineno);
33 vfprintf(stderr, fmt, ap);
34 fprintf(stderr, "\n");
40 current_entry = current_menu = &rootmenu;
41 last_entry_ptr = &rootmenu.list;
44 void menu_add_entry(struct symbol *sym)
48 menu = malloc(sizeof(*menu));
49 memset(menu, 0, sizeof(*menu));
51 menu->parent = current_menu;
52 menu->file = current_file;
53 menu->lineno = zconf_lineno();
55 *last_entry_ptr = menu;
56 last_entry_ptr = &menu->next;
60 void menu_end_entry(void)
64 struct menu *menu_add_menu(void)
67 last_entry_ptr = ¤t_entry->list;
68 return current_menu = current_entry;
71 void menu_end_menu(void)
73 last_entry_ptr = ¤t_menu->next;
74 current_menu = current_menu->parent;
77 void menu_add_dep(struct expr *dep)
79 current_entry->dep = expr_alloc_and(current_entry->dep, dep);
82 void menu_set_type(int type)
84 struct symbol *sym = current_entry->sym;
86 if (sym->type == type)
88 if (sym->type == S_UNKNOWN) {
92 menu_warn(current_entry, "type of '%s' redefined from '%s' to '%s'\n",
93 sym->name ? sym->name : "<choice>",
94 sym_type_name(sym->type), sym_type_name(type));
97 struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep)
99 struct property *prop = prop_alloc(type, current_entry->sym);
101 prop->menu = current_entry;
104 prop->visible.expr = dep;
107 if (current_entry->prompt)
108 menu_warn(current_entry, "prompt redefined\n");
109 current_entry->prompt = prop;
115 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep)
117 return menu_add_prop(type, prompt, NULL, dep);
120 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep)
122 menu_add_prop(type, NULL, expr, dep);
125 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep)
127 menu_add_prop(type, NULL, expr_alloc_symbol(sym), dep);
130 static int menu_range_valid_sym(struct symbol *sym, struct symbol *sym2)
132 return sym2->type == S_INT || sym2->type == S_HEX ||
133 (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
136 void sym_check_prop(struct symbol *sym)
138 struct property *prop;
140 for (prop = sym->prop; prop; prop = prop->next) {
141 switch (prop->type) {
143 if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) &&
144 prop->expr->type != E_SYMBOL)
146 "default for config symbol '%'"
147 " must be a single symbol", sym->name);
150 sym2 = prop_get_symbol(prop);
151 if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
153 "config symbol '%s' uses select, but is "
154 "not boolean or tristate", sym->name);
155 else if (sym2->type == S_UNKNOWN)
157 "'select' used by config symbol '%s' "
158 "refer to undefined symbol '%s'",
159 sym->name, sym2->name);
160 else if (sym2->type != S_BOOLEAN && sym2->type != S_TRISTATE)
162 "'%s' has wrong type. 'select' only "
163 "accept arguments of boolean and "
164 "tristate type", sym2->name);
167 sym2 = prop_get_symbol(prop);
168 if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
170 "config symbol '%s' uses deselect, but is "
171 "not boolean or tristate", sym->name);
172 else if (sym2->type == S_UNKNOWN)
174 "'deselect' used by config symbol '%s' "
175 "refer to undefined symbol '%s'",
176 sym->name, sym2->name);
177 else if (sym2->type != S_BOOLEAN && sym2->type != S_TRISTATE)
179 "'%s' has wrong type. 'deselect' only "
180 "accept arguments of boolean and "
181 "tristate type", sym2->name);
184 if (sym->type != S_INT && sym->type != S_HEX)
185 prop_warn(prop, "range is only allowed "
186 "for int or hex symbols");
187 if (!menu_range_valid_sym(sym, prop->expr->left.sym) ||
188 !menu_range_valid_sym(sym, prop->expr->right.sym))
189 prop_warn(prop, "range is invalid");
197 void menu_finalize(struct menu *parent)
199 struct menu *menu, *last_menu;
201 struct property *prop;
202 struct expr *parentdep, *basedep, *dep, *dep2, **ep;
206 if (sym && sym_is_choice(sym)) {
207 /* find the first choice value and find out choice type */
208 for (menu = parent->list; menu; menu = menu->next) {
210 current_entry = parent;
211 menu_set_type(menu->sym->type);
212 current_entry = menu;
213 menu_set_type(sym->type);
217 parentdep = expr_alloc_symbol(sym);
218 } else if (parent->prompt)
219 parentdep = parent->prompt->visible.expr;
221 parentdep = parent->dep;
223 for (menu = parent->list; menu; menu = menu->next) {
224 basedep = expr_transform(menu->dep);
225 basedep = expr_alloc_and(expr_copy(parentdep), basedep);
226 basedep = expr_eliminate_dups(basedep);
229 prop = menu->sym->prop;
233 for (; prop; prop = prop->next) {
234 if (prop->menu != menu)
236 dep = expr_transform(prop->visible.expr);
237 dep = expr_alloc_and(expr_copy(menu->dep), dep);
238 dep = expr_eliminate_dups(dep);
239 if (menu->sym && menu->sym->type != S_TRISTATE)
240 dep = expr_trans_bool(dep);
241 prop->visible.expr = dep;
242 if (prop->type == P_SELECT) {
243 struct symbol *es = prop_get_symbol(prop);
244 es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr,
245 expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
247 if (prop->type == P_DESELECT) {
248 struct symbol *es = prop_get_symbol(prop);
249 es->rev_dep_inv.expr = expr_alloc_or(es->rev_dep_inv.expr,
250 expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
254 for (menu = parent->list; menu; menu = menu->next)
257 basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
258 basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
259 basedep = expr_eliminate_dups(expr_transform(basedep));
261 for (menu = parent->next; menu; menu = menu->next) {
262 dep = menu->prompt ? menu->prompt->visible.expr : menu->dep;
263 if (!expr_contains_symbol(dep, sym))
265 if (expr_depends_symbol(dep, sym))
267 dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no);
268 dep = expr_eliminate_dups(expr_transform(dep));
269 dep2 = expr_copy(basedep);
270 expr_eliminate_eq(&dep, &dep2);
272 if (!expr_is_yes(dep2)) {
279 menu->parent = parent;
283 parent->list = parent->next;
284 parent->next = last_menu->next;
285 last_menu->next = NULL;
288 for (menu = parent->list; menu; menu = menu->next) {
289 if (sym && sym_is_choice(sym) && menu->sym) {
290 menu->sym->flags |= SYMBOL_CHOICEVAL;
292 menu_warn(menu, "choice value must have a prompt");
293 for (prop = menu->sym->prop; prop; prop = prop->next) {
294 if (prop->type == P_PROMPT && prop->menu != menu) {
295 prop_warn(prop, "choice values "
296 "currently only support a "
300 current_entry = menu;
301 menu_set_type(sym->type);
302 menu_add_symbol(P_CHOICE, sym, NULL);
303 prop = sym_get_choice_prop(sym);
304 for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr)
306 *ep = expr_alloc_one(E_CHOICE, NULL);
307 (*ep)->right.sym = menu->sym;
309 if (menu->list && (!menu->prompt || !menu->prompt->text)) {
310 for (last_menu = menu->list; ; last_menu = last_menu->next) {
311 last_menu->parent = parent;
312 if (!last_menu->next)
315 last_menu->next = menu->next;
316 menu->next = menu->list;
321 if (sym && !(sym->flags & SYMBOL_WARNED)) {
322 if (sym->type == S_UNKNOWN)
323 menu_warn(parent, "config symbol defined "
326 if (sym_is_choice(sym) && !parent->prompt)
327 menu_warn(parent, "choice must have a prompt\n");
329 /* Check properties connected to this symbol */
331 sym->flags |= SYMBOL_WARNED;
334 if (sym && !sym_is_optional(sym) && parent->prompt) {
335 sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr,
336 expr_alloc_and(parent->prompt->visible.expr,
337 expr_alloc_symbol(&symbol_mod)));
341 bool menu_is_visible(struct menu *menu)
352 visible = menu->prompt->visible.tri;
354 visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr);
358 if (!sym || sym_get_tristate_value(menu->sym) == no)
361 for (child = menu->list; child; child = child->next)
362 if (menu_is_visible(child))
367 const char *menu_get_prompt(struct menu *menu)
370 return _(menu->prompt->text);
372 return _(menu->sym->name);
376 struct menu *menu_get_root_menu(struct menu *menu)
381 struct menu *menu_get_parent_menu(struct menu *menu)
385 for (; menu != &rootmenu; menu = menu->parent) {
386 type = menu->prompt ? menu->prompt->type : 0;