+++ /dev/null
-/*
- * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
- */
-
-#include <stdlib.h>
-#include <string.h>
-
-#define LKC_DIRECT_LINK
-#include "lkc.h"
-
-struct menu rootmenu;
-struct menu *current_menu, *current_entry;
-static struct menu **last_entry_ptr;
-
-struct file *file_list;
-struct file *current_file;
-
-static void menu_warn(struct menu *menu, const char *fmt, ...)
-{
- va_list ap;
- va_start(ap, fmt);
- fprintf(stderr, "%s:%d:warning: ", menu->file->name, menu->lineno);
- vfprintf(stderr, fmt, ap);
- fprintf(stderr, "\n");
- va_end(ap);
-}
-
-static void prop_warn(struct property *prop, const char *fmt, ...)
-{
- va_list ap;
- va_start(ap, fmt);
- fprintf(stderr, "%s:%d:warning: ", prop->file->name, prop->lineno);
- vfprintf(stderr, fmt, ap);
- fprintf(stderr, "\n");
- va_end(ap);
-}
-
-void menu_init(void)
-{
- current_entry = current_menu = &rootmenu;
- last_entry_ptr = &rootmenu.list;
-}
-
-void menu_add_entry(struct symbol *sym)
-{
- struct menu *menu;
-
- menu = malloc(sizeof(*menu));
- memset(menu, 0, sizeof(*menu));
- menu->sym = sym;
- menu->parent = current_menu;
- menu->file = current_file;
- menu->lineno = zconf_lineno();
-
- *last_entry_ptr = menu;
- last_entry_ptr = &menu->next;
- current_entry = menu;
-}
-
-void menu_end_entry(void)
-{
-}
-
-void menu_add_menu(void)
-{
- current_menu = current_entry;
- last_entry_ptr = ¤t_entry->list;
-}
-
-void menu_end_menu(void)
-{
- last_entry_ptr = ¤t_menu->next;
- current_menu = current_menu->parent;
-}
-
-struct expr *menu_check_dep(struct expr *e)
-{
- if (!e)
- return e;
-
- switch (e->type) {
- case E_NOT:
- e->left.expr = menu_check_dep(e->left.expr);
- break;
- case E_OR:
- case E_AND:
- e->left.expr = menu_check_dep(e->left.expr);
- e->right.expr = menu_check_dep(e->right.expr);
- break;
- case E_SYMBOL:
- /* change 'm' into 'm' && MODULES */
- if (e->left.sym == &symbol_mod)
- return expr_alloc_and(e, expr_alloc_symbol(modules_sym));
- break;
- default:
- break;
- }
- return e;
-}
-
-void menu_add_dep(struct expr *dep)
-{
- current_entry->dep = expr_alloc_and(current_entry->dep, menu_check_dep(dep));
-}
-
-void menu_set_type(int type)
-{
- struct symbol *sym = current_entry->sym;
-
- if (sym->type == type)
- return;
- if (sym->type == S_UNKNOWN) {
- sym->type = type;
- return;
- }
- menu_warn(current_entry, "type of '%s' redefined from '%s' to '%s'\n",
- sym->name ? sym->name : "<choice>",
- sym_type_name(sym->type), sym_type_name(type));
-}
-
-struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep)
-{
- struct property *prop = prop_alloc(type, current_entry->sym);
-
- prop->menu = current_entry;
- prop->text = prompt;
- prop->expr = expr;
- prop->visible.expr = menu_check_dep(dep);
-
- if (prompt) {
- if (current_entry->prompt)
- menu_warn(current_entry, "prompt redefined\n");
- current_entry->prompt = prop;
- }
-
- return prop;
-}
-
-void menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep)
-{
- menu_add_prop(type, prompt, NULL, dep);
-}
-
-void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep)
-{
- menu_add_prop(type, NULL, expr, dep);
-}
-
-void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep)
-{
- menu_add_prop(type, NULL, expr_alloc_symbol(sym), dep);
-}
-
-void sym_check_prop(struct symbol *sym)
-{
- struct property *prop;
- struct symbol *sym2;
- for (prop = sym->prop; prop; prop = prop->next) {
- switch (prop->type) {
- case P_DEFAULT:
- if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) &&
- prop->expr->type != E_SYMBOL)
- prop_warn(prop,
- "default for config symbol '%'"
- " must be a single symbol", sym->name);
- break;
- case P_SELECT:
- sym2 = prop_get_symbol(prop);
- if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
- 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' "
- "refer to undefined symbol '%s'",
- sym->name, sym2->name);
- else if (sym2->type != S_BOOLEAN && sym2->type != S_TRISTATE)
- prop_warn(prop,
- "'%s' has wrong type. 'select' only "
- "accept arguments of boolean and "
- "tristate type", sym2->name);
- break;
- case P_RANGE:
- if (sym->type != S_INT && sym->type != S_HEX)
- prop_warn(prop, "range is only allowed "
- "for int or hex symbols");
- if (!sym_string_valid(sym, prop->expr->left.sym->name) ||
- !sym_string_valid(sym, prop->expr->right.sym->name))
- prop_warn(prop, "range is invalid");
- break;
- default:
- ;
- }
- }
-}
-
-void menu_finalize(struct menu *parent)
-{
- struct menu *menu, *last_menu;
- struct symbol *sym;
- struct property *prop;
- struct expr *parentdep, *basedep, *dep, *dep2, **ep;
-
- sym = parent->sym;
- if (parent->list) {
- if (sym && sym_is_choice(sym)) {
- /* find the first choice value and find out choice type */
- for (menu = parent->list; menu; menu = menu->next) {
- if (menu->sym) {
- current_entry = parent;
- menu_set_type(menu->sym->type);
- current_entry = menu;
- menu_set_type(sym->type);
- break;
- }
- }
- parentdep = expr_alloc_symbol(sym);
- } else if (parent->prompt)
- parentdep = parent->prompt->visible.expr;
- else
- parentdep = parent->dep;
-
- for (menu = parent->list; menu; menu = menu->next) {
- basedep = expr_transform(menu->dep);
- basedep = expr_alloc_and(expr_copy(parentdep), basedep);
- basedep = expr_eliminate_dups(basedep);
- menu->dep = basedep;
- if (menu->sym)
- prop = menu->sym->prop;
- else
- prop = menu->prompt;
- for (; prop; prop = prop->next) {
- if (prop->menu != menu)
- continue;
- dep = expr_transform(prop->visible.expr);
- dep = expr_alloc_and(expr_copy(basedep), dep);
- dep = expr_eliminate_dups(dep);
- if (menu->sym && menu->sym->type != S_TRISTATE)
- dep = expr_trans_bool(dep);
- prop->visible.expr = dep;
- if (prop->type == P_SELECT) {
- struct symbol *es = prop_get_symbol(prop);
- es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr,
- expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
- }
- }
- }
- for (menu = parent->list; menu; menu = menu->next)
- menu_finalize(menu);
- } else if (sym) {
- basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
- basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
- basedep = expr_eliminate_dups(expr_transform(basedep));
- last_menu = NULL;
- for (menu = parent->next; menu; menu = menu->next) {
- dep = menu->prompt ? menu->prompt->visible.expr : menu->dep;
- if (!expr_contains_symbol(dep, sym))
- break;
- if (expr_depends_symbol(dep, sym))
- goto next;
- dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no);
- dep = expr_eliminate_dups(expr_transform(dep));
- dep2 = expr_copy(basedep);
- expr_eliminate_eq(&dep, &dep2);
- expr_free(dep);
- if (!expr_is_yes(dep2)) {
- expr_free(dep2);
- break;
- }
- expr_free(dep2);
- next:
- menu_finalize(menu);
- menu->parent = parent;
- last_menu = menu;
- }
- if (last_menu) {
- parent->list = parent->next;
- parent->next = last_menu->next;
- last_menu->next = NULL;
- }
- }
- for (menu = parent->list; menu; menu = menu->next) {
- if (sym && sym_is_choice(sym) && menu->sym) {
- 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");
- }
- 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)
- ;
- *ep = expr_alloc_one(E_CHOICE, NULL);
- (*ep)->right.sym = menu->sym;
- }
- if (menu->list && (!menu->prompt || !menu->prompt->text)) {
- for (last_menu = menu->list; ; last_menu = last_menu->next) {
- last_menu->parent = parent;
- if (!last_menu->next)
- break;
- }
- last_menu->next = menu->next;
- menu->next = menu->list;
- menu->list = NULL;
- }
- }
-
- if (sym && !(sym->flags & SYMBOL_WARNED)) {
- if (sym->type == S_UNKNOWN)
- menu_warn(parent, "config symbol defined "
- "without type\n");
-
- if (sym_is_choice(sym) && !parent->prompt)
- menu_warn(parent, "choice must have a prompt\n");
-
- /* Check properties connected to this symbol */
- sym_check_prop(sym);
- sym->flags |= SYMBOL_WARNED;
- }
-
- if (sym && !sym_is_optional(sym) && parent->prompt) {
- sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr,
- expr_alloc_and(parent->prompt->visible.expr,
- expr_alloc_symbol(&symbol_mod)));
- }
-}
-
-bool menu_is_visible(struct menu *menu)
-{
- struct menu *child;
- struct symbol *sym;
- tristate visible;
-
- if (!menu->prompt)
- return false;
- sym = menu->sym;
- if (sym) {
- sym_calc_value(sym);
- visible = menu->prompt->visible.tri;
- } else
- visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr);
-
- if (visible != no)
- return true;
- if (!sym || sym_get_tristate_value(menu->sym) == no)
- return false;
-
- for (child = menu->list; child; child = child->next)
- if (menu_is_visible(child))
- return true;
- return false;
-}
-
-const char *menu_get_prompt(struct menu *menu)
-{
- if (menu->prompt)
- return menu->prompt->text;
- else if (menu->sym)
- return menu->sym->name;
- return NULL;
-}
-
-struct menu *menu_get_root_menu(struct menu *menu)
-{
- return &rootmenu;
-}
-
-struct menu *menu_get_parent_menu(struct menu *menu)
-{
- enum prop_type type;
-
- for (; menu != &rootmenu; menu = menu->parent) {
- type = menu->prompt ? menu->prompt->type : 0;
- if (type == P_MENU)
- break;
- }
- return menu;
-}
-
-struct file *file_lookup(const char *name)
-{
- struct file *file;
-
- for (file = file_list; file; file = file->next) {
- if (!strcmp(name, file->name))
- return file;
- }
-
- file = malloc(sizeof(*file));
- memset(file, 0, sizeof(*file));
- file->name = strdup(name);
- file->next = file_list;
- file_list = file;
- return file;
-}
-
-int file_write_dep(const char *name)
-{
- struct file *file;
- FILE *out;
-
- if (!name)
- name = ".config.cmd";
- out = fopen(".config.tmp", "w");
- if (!out)
- return 1;
- fprintf(out, "deps_config := \\\n");
- for (file = file_list; file; file = file->next) {
- if (file->next)
- fprintf(out, "\t%s \\\n", file->name);
- else
- fprintf(out, "\t%s\n", file->name);
- }
- fprintf(out, "\n.config include/config.h: $(deps_config)\n\n$(deps_config):\n");
- fclose(out);
- rename(".config.tmp", name);
- return 0;
-}
-
projects / openwrt / staging / dedeckeh.git / blobdiff