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/*
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* Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
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* Released under the terms of the GNU GPL v2.0.
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <regex.h>
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#include <sys/utsname.h>
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#define LKC_DIRECT_LINK
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#include "lkc.h"
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struct symbol symbol_yes = {
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.name = "y",
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.curr = { "y", yes },
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.flags = SYMBOL_CONST|SYMBOL_VALID,
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}, symbol_mod = {
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.name = "m",
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.curr = { "m", mod },
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.flags = SYMBOL_CONST|SYMBOL_VALID,
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}, symbol_no = {
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.name = "n",
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.curr = { "n", no },
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.flags = SYMBOL_CONST|SYMBOL_VALID,
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}, symbol_empty = {
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.name = "",
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.curr = { "", no },
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.flags = SYMBOL_VALID,
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};
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struct symbol *sym_defconfig_list;
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struct symbol *modules_sym;
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tristate modules_val;
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struct expr *sym_env_list;
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static void sym_add_default(struct symbol *sym, const char *def)
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{
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struct property *prop = prop_alloc(P_DEFAULT, sym);
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prop->expr = expr_alloc_symbol(sym_lookup(def, SYMBOL_CONST));
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}
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void sym_init(void)
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{
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struct symbol *sym;
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struct utsname uts;
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static bool inited = false;
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if (inited)
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return;
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inited = true;
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uname(&uts);
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sym = sym_lookup("UNAME_RELEASE", 0);
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sym->type = S_STRING;
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sym->flags |= SYMBOL_AUTO;
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sym_add_default(sym, uts.release);
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}
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enum symbol_type sym_get_type(struct symbol *sym)
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{
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enum symbol_type type = sym->type;
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if (type == S_TRISTATE) {
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if (sym_is_choice_value(sym) && sym->visible == yes)
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type = S_BOOLEAN;
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else if (modules_val == no)
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type = S_BOOLEAN;
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}
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return type;
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}
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const char *sym_type_name(enum symbol_type type)
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{
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switch (type) {
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case S_BOOLEAN:
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return "boolean";
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case S_TRISTATE:
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return "tristate";
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case S_INT:
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return "integer";
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case S_HEX:
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return "hex";
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case S_STRING:
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return "string";
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case S_UNKNOWN:
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return "unknown";
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case S_OTHER:
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break;
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}
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return "???";
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}
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struct property *sym_get_choice_prop(struct symbol *sym)
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{
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struct property *prop;
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for_all_choices(sym, prop)
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return prop;
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return NULL;
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}
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struct property *sym_get_env_prop(struct symbol *sym)
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{
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struct property *prop;
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for_all_properties(sym, prop, P_ENV)
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return prop;
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return NULL;
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}
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struct property *sym_get_default_prop(struct symbol *sym)
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{
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struct property *prop;
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for_all_defaults(sym, prop) {
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prop->visible.tri = expr_calc_value(prop->visible.expr);
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if (prop->visible.tri != no)
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return prop;
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}
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return NULL;
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}
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static struct property *sym_get_range_prop(struct symbol *sym)
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{
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struct property *prop;
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for_all_properties(sym, prop, P_RANGE) {
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prop->visible.tri = expr_calc_value(prop->visible.expr);
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if (prop->visible.tri != no)
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return prop;
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}
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return NULL;
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}
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static int sym_get_range_val(struct symbol *sym, int base)
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{
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sym_calc_value(sym);
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switch (sym->type) {
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case S_INT:
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base = 10;
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break;
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case S_HEX:
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base = 16;
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break;
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default:
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break;
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}
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return strtol(sym->curr.val, NULL, base);
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}
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static void sym_validate_range(struct symbol *sym)
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{
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struct property *prop;
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int base, val, val2;
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char str[64];
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switch (sym->type) {
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case S_INT:
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base = 10;
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break;
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case S_HEX:
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base = 16;
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break;
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default:
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return;
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}
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prop = sym_get_range_prop(sym);
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if (!prop)
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return;
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val = strtol(sym->curr.val, NULL, base);
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val2 = sym_get_range_val(prop->expr->left.sym, base);
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if (val >= val2) {
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val2 = sym_get_range_val(prop->expr->right.sym, base);
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if (val <= val2)
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return;
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}
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if (sym->type == S_INT)
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sprintf(str, "%d", val2);
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else
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sprintf(str, "0x%x", val2);
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sym->curr.val = strdup(str);
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}
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static void sym_calc_visibility(struct symbol *sym)
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{
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struct property *prop;
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tristate tri;
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/* any prompt visible? */
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tri = no;
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for_all_prompts(sym, prop) {
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prop->visible.tri = expr_calc_value(prop->visible.expr);
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tri = EXPR_OR(tri, prop->visible.tri);
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}
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if (tri == mod && (sym->type != S_TRISTATE || modules_val == no))
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tri = yes;
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if (sym->visible != tri) {
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sym->visible = tri;
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sym_set_changed(sym);
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}
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if (sym_is_choice_value(sym))
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return;
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/* defaulting to "yes" if no explicit "depends on" are given */
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tri = yes;
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if (sym->dir_dep.expr)
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tri = expr_calc_value(sym->dir_dep.expr);
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if (tri == mod)
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tri = yes;
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if (sym->dir_dep.tri != tri) {
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sym->dir_dep.tri = tri;
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sym_set_changed(sym);
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}
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tri = no;
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if (sym->rev_dep.expr)
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tri = expr_calc_value(sym->rev_dep.expr);
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if (tri == mod && sym_get_type(sym) == S_BOOLEAN)
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tri = yes;
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if (sym->rev_dep.tri != tri) {
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sym->rev_dep.tri = tri;
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sym_set_changed(sym);
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}
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}
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/*
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* Find the default symbol for a choice.
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* First try the default values for the choice symbol
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* Next locate the first visible choice value
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* Return NULL if none was found
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*/
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struct symbol *sym_choice_default(struct symbol *sym)
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{
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struct symbol *def_sym;
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struct property *prop;
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struct expr *e;
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yann@1
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/* any of the defaults visible? */
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for_all_defaults(sym, prop) {
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prop->visible.tri = expr_calc_value(prop->visible.expr);
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yann@1
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if (prop->visible.tri == no)
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continue;
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def_sym = prop_get_symbol(prop);
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if (def_sym->visible != no)
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return def_sym;
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}
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yann@1
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/* just get the first visible value */
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prop = sym_get_choice_prop(sym);
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expr_list_for_each_sym(prop->expr, e, def_sym)
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if (def_sym->visible != no)
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return def_sym;
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yann@2448
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/* failed to locate any defaults */
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return NULL;
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}
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static struct symbol *sym_calc_choice(struct symbol *sym)
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{
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struct symbol *def_sym;
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yann@2448
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struct property *prop;
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struct expr *e;
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yann@2448
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/* first calculate all choice values' visibilities */
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yann@2448
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prop = sym_get_choice_prop(sym);
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yann@2448
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expr_list_for_each_sym(prop->expr, e, def_sym)
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yann@2448
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270 |
sym_calc_visibility(def_sym);
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yann@2448
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271 |
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yann@2448
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272 |
/* is the user choice visible? */
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yann@2448
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273 |
def_sym = sym->def[S_DEF_USER].val;
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yann@2448
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274 |
if (def_sym && def_sym->visible != no)
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yann@2448
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275 |
return def_sym;
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yann@2448
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yann@2448
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277 |
def_sym = sym_choice_default(sym);
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yann@2448
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yann@2448
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279 |
if (def_sym == NULL)
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yann@2448
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280 |
/* no choice? reset tristate value */
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yann@2448
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281 |
sym->curr.tri = no;
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yann@2448
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yann@2448
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283 |
return def_sym;
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yann@2448
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284 |
}
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yann@2448
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285 |
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yann@1
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286 |
void sym_calc_value(struct symbol *sym)
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|
287 |
{
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yann@1
|
288 |
struct symbol_value newval, oldval;
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yann@1
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289 |
struct property *prop;
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yann@1
|
290 |
struct expr *e;
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yann@1
|
291 |
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yann@1
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292 |
if (!sym)
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yann@1
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293 |
return;
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yann@1
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294 |
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yann@1
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295 |
if (sym->flags & SYMBOL_VALID)
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yann@1
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296 |
return;
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yann@1
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297 |
sym->flags |= SYMBOL_VALID;
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yann@1
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yann@1
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299 |
oldval = sym->curr;
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yann@1
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yann@1
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301 |
switch (sym->type) {
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yann@1
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302 |
case S_INT:
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yann@1
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303 |
case S_HEX:
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yann@1
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304 |
case S_STRING:
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yann@1
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305 |
newval = symbol_empty.curr;
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yann@1
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306 |
break;
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yann@1
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307 |
case S_BOOLEAN:
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yann@1
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308 |
case S_TRISTATE:
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yann@1
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309 |
newval = symbol_no.curr;
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yann@1
|
310 |
break;
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yann@1
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311 |
default:
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yann@1
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312 |
sym->curr.val = sym->name;
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yann@1
|
313 |
sym->curr.tri = no;
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yann@1
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314 |
return;
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yann@1
|
315 |
}
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yann@1
|
316 |
if (!sym_is_choice_value(sym))
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yann@1
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317 |
sym->flags &= ~SYMBOL_WRITE;
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yann@1
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318 |
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yann@1
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319 |
sym_calc_visibility(sym);
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yann@1
|
320 |
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yann@1
|
321 |
/* set default if recursively called */
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yann@1
|
322 |
sym->curr = newval;
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yann@1
|
323 |
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yann@1
|
324 |
switch (sym_get_type(sym)) {
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yann@1
|
325 |
case S_BOOLEAN:
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yann@1
|
326 |
case S_TRISTATE:
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yann@1
|
327 |
if (sym_is_choice_value(sym) && sym->visible == yes) {
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yann@1
|
328 |
prop = sym_get_choice_prop(sym);
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yann@1
|
329 |
newval.tri = (prop_get_symbol(prop)->curr.val == sym) ? yes : no;
|
yann@943
|
330 |
} else {
|
yann@943
|
331 |
if (sym->visible != no) {
|
yann@943
|
332 |
/* if the symbol is visible use the user value
|
yann@943
|
333 |
* if available, otherwise try the default value
|
yann@943
|
334 |
*/
|
yann@943
|
335 |
sym->flags |= SYMBOL_WRITE;
|
yann@943
|
336 |
if (sym_has_value(sym)) {
|
yann@943
|
337 |
newval.tri = EXPR_AND(sym->def[S_DEF_USER].tri,
|
yann@943
|
338 |
sym->visible);
|
yann@943
|
339 |
goto calc_newval;
|
yann@943
|
340 |
}
|
yann@943
|
341 |
}
|
yann@943
|
342 |
if (sym->rev_dep.tri != no)
|
yann@943
|
343 |
sym->flags |= SYMBOL_WRITE;
|
yann@943
|
344 |
if (!sym_is_choice(sym)) {
|
yann@1
|
345 |
prop = sym_get_default_prop(sym);
|
yann@943
|
346 |
if (prop) {
|
yann@943
|
347 |
sym->flags |= SYMBOL_WRITE;
|
yann@943
|
348 |
newval.tri = EXPR_AND(expr_calc_value(prop->expr),
|
yann@943
|
349 |
prop->visible.tri);
|
yann@943
|
350 |
}
|
yann@1
|
351 |
}
|
yann@943
|
352 |
calc_newval:
|
yann@2448
|
353 |
if (sym->dir_dep.tri == no && sym->rev_dep.tri != no) {
|
yann@2448
|
354 |
struct expr *e;
|
yann@2448
|
355 |
e = expr_simplify_unmet_dep(sym->rev_dep.expr,
|
yann@2448
|
356 |
sym->dir_dep.expr);
|
yann@2448
|
357 |
fprintf(stderr, "warning: (");
|
yann@2448
|
358 |
expr_fprint(e, stderr);
|
yann@2448
|
359 |
fprintf(stderr, ") selects %s which has unmet direct dependencies (",
|
yann@2448
|
360 |
sym->name);
|
yann@2448
|
361 |
expr_fprint(sym->dir_dep.expr, stderr);
|
yann@2448
|
362 |
fprintf(stderr, ")\n");
|
yann@2448
|
363 |
expr_free(e);
|
yann@2448
|
364 |
}
|
yann@943
|
365 |
newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri);
|
yann@1
|
366 |
}
|
yann@1
|
367 |
if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN)
|
yann@1
|
368 |
newval.tri = yes;
|
yann@1
|
369 |
break;
|
yann@1
|
370 |
case S_STRING:
|
yann@1
|
371 |
case S_HEX:
|
yann@1
|
372 |
case S_INT:
|
yann@1
|
373 |
if (sym->visible != no) {
|
yann@1
|
374 |
sym->flags |= SYMBOL_WRITE;
|
yann@1
|
375 |
if (sym_has_value(sym)) {
|
yann@1
|
376 |
newval.val = sym->def[S_DEF_USER].val;
|
yann@1
|
377 |
break;
|
yann@1
|
378 |
}
|
yann@1
|
379 |
}
|
yann@1
|
380 |
prop = sym_get_default_prop(sym);
|
yann@1
|
381 |
if (prop) {
|
yann@1
|
382 |
struct symbol *ds = prop_get_symbol(prop);
|
yann@1
|
383 |
if (ds) {
|
yann@1
|
384 |
sym->flags |= SYMBOL_WRITE;
|
yann@1
|
385 |
sym_calc_value(ds);
|
yann@1
|
386 |
newval.val = ds->curr.val;
|
yann@1
|
387 |
}
|
yann@1
|
388 |
}
|
yann@1
|
389 |
break;
|
yann@1
|
390 |
default:
|
yann@1
|
391 |
;
|
yann@1
|
392 |
}
|
yann@1
|
393 |
|
yann@1
|
394 |
sym->curr = newval;
|
yann@1
|
395 |
if (sym_is_choice(sym) && newval.tri == yes)
|
yann@1
|
396 |
sym->curr.val = sym_calc_choice(sym);
|
yann@1
|
397 |
sym_validate_range(sym);
|
yann@1
|
398 |
|
yann@1
|
399 |
if (memcmp(&oldval, &sym->curr, sizeof(oldval))) {
|
yann@1
|
400 |
sym_set_changed(sym);
|
yann@1
|
401 |
if (modules_sym == sym) {
|
yann@1
|
402 |
sym_set_all_changed();
|
yann@1
|
403 |
modules_val = modules_sym->curr.tri;
|
yann@1
|
404 |
}
|
yann@1
|
405 |
}
|
yann@1
|
406 |
|
yann@1
|
407 |
if (sym_is_choice(sym)) {
|
yann@943
|
408 |
struct symbol *choice_sym;
|
yann@943
|
409 |
|
yann@1
|
410 |
prop = sym_get_choice_prop(sym);
|
yann@943
|
411 |
expr_list_for_each_sym(prop->expr, e, choice_sym) {
|
yann@2448
|
412 |
if ((sym->flags & SYMBOL_WRITE) &&
|
yann@2448
|
413 |
choice_sym->visible != no)
|
yann@2448
|
414 |
choice_sym->flags |= SYMBOL_WRITE;
|
yann@2448
|
415 |
if (sym->flags & SYMBOL_CHANGED)
|
yann@943
|
416 |
sym_set_changed(choice_sym);
|
yann@1
|
417 |
}
|
yann@1
|
418 |
}
|
yann@943
|
419 |
|
yann@943
|
420 |
if (sym->flags & SYMBOL_AUTO)
|
yann@943
|
421 |
sym->flags &= ~SYMBOL_WRITE;
|
yann@1
|
422 |
}
|
yann@1
|
423 |
|
yann@1
|
424 |
void sym_clear_all_valid(void)
|
yann@1
|
425 |
{
|
yann@1
|
426 |
struct symbol *sym;
|
yann@1
|
427 |
int i;
|
yann@1
|
428 |
|
yann@1
|
429 |
for_all_symbols(i, sym)
|
yann@1
|
430 |
sym->flags &= ~SYMBOL_VALID;
|
yann@39
|
431 |
sym_add_change_count(1);
|
yann@1
|
432 |
if (modules_sym)
|
yann@1
|
433 |
sym_calc_value(modules_sym);
|
yann@1
|
434 |
}
|
yann@1
|
435 |
|
yann@1
|
436 |
void sym_set_changed(struct symbol *sym)
|
yann@1
|
437 |
{
|
yann@1
|
438 |
struct property *prop;
|
yann@1
|
439 |
|
yann@1
|
440 |
sym->flags |= SYMBOL_CHANGED;
|
yann@1
|
441 |
for (prop = sym->prop; prop; prop = prop->next) {
|
yann@1
|
442 |
if (prop->menu)
|
yann@1
|
443 |
prop->menu->flags |= MENU_CHANGED;
|
yann@1
|
444 |
}
|
yann@1
|
445 |
}
|
yann@1
|
446 |
|
yann@1
|
447 |
void sym_set_all_changed(void)
|
yann@1
|
448 |
{
|
yann@1
|
449 |
struct symbol *sym;
|
yann@1
|
450 |
int i;
|
yann@1
|
451 |
|
yann@1
|
452 |
for_all_symbols(i, sym)
|
yann@1
|
453 |
sym_set_changed(sym);
|
yann@1
|
454 |
}
|
yann@1
|
455 |
|
yann@1
|
456 |
bool sym_tristate_within_range(struct symbol *sym, tristate val)
|
yann@1
|
457 |
{
|
yann@1
|
458 |
int type = sym_get_type(sym);
|
yann@1
|
459 |
|
yann@1
|
460 |
if (sym->visible == no)
|
yann@1
|
461 |
return false;
|
yann@1
|
462 |
|
yann@1
|
463 |
if (type != S_BOOLEAN && type != S_TRISTATE)
|
yann@1
|
464 |
return false;
|
yann@1
|
465 |
|
yann@1
|
466 |
if (type == S_BOOLEAN && val == mod)
|
yann@1
|
467 |
return false;
|
yann@1
|
468 |
if (sym->visible <= sym->rev_dep.tri)
|
yann@1
|
469 |
return false;
|
yann@1
|
470 |
if (sym_is_choice_value(sym) && sym->visible == yes)
|
yann@1
|
471 |
return val == yes;
|
yann@1
|
472 |
return val >= sym->rev_dep.tri && val <= sym->visible;
|
yann@1
|
473 |
}
|
yann@1
|
474 |
|
yann@1
|
475 |
bool sym_set_tristate_value(struct symbol *sym, tristate val)
|
yann@1
|
476 |
{
|
yann@1
|
477 |
tristate oldval = sym_get_tristate_value(sym);
|
yann@1
|
478 |
|
yann@1
|
479 |
if (oldval != val && !sym_tristate_within_range(sym, val))
|
yann@1
|
480 |
return false;
|
yann@1
|
481 |
|
yann@1
|
482 |
if (!(sym->flags & SYMBOL_DEF_USER)) {
|
yann@1
|
483 |
sym->flags |= SYMBOL_DEF_USER;
|
yann@1
|
484 |
sym_set_changed(sym);
|
yann@1
|
485 |
}
|
yann@1
|
486 |
/*
|
yann@1
|
487 |
* setting a choice value also resets the new flag of the choice
|
yann@1
|
488 |
* symbol and all other choice values.
|
yann@1
|
489 |
*/
|
yann@1
|
490 |
if (sym_is_choice_value(sym) && val == yes) {
|
yann@1
|
491 |
struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym));
|
yann@1
|
492 |
struct property *prop;
|
yann@1
|
493 |
struct expr *e;
|
yann@1
|
494 |
|
yann@1
|
495 |
cs->def[S_DEF_USER].val = sym;
|
yann@1
|
496 |
cs->flags |= SYMBOL_DEF_USER;
|
yann@1
|
497 |
prop = sym_get_choice_prop(cs);
|
yann@1
|
498 |
for (e = prop->expr; e; e = e->left.expr) {
|
yann@1
|
499 |
if (e->right.sym->visible != no)
|
yann@1
|
500 |
e->right.sym->flags |= SYMBOL_DEF_USER;
|
yann@1
|
501 |
}
|
yann@1
|
502 |
}
|
yann@1
|
503 |
|
yann@1
|
504 |
sym->def[S_DEF_USER].tri = val;
|
yann@1
|
505 |
if (oldval != val)
|
yann@1
|
506 |
sym_clear_all_valid();
|
yann@1
|
507 |
|
yann@1
|
508 |
return true;
|
yann@1
|
509 |
}
|
yann@1
|
510 |
|
yann@1
|
511 |
tristate sym_toggle_tristate_value(struct symbol *sym)
|
yann@1
|
512 |
{
|
yann@1
|
513 |
tristate oldval, newval;
|
yann@1
|
514 |
|
yann@1
|
515 |
oldval = newval = sym_get_tristate_value(sym);
|
yann@1
|
516 |
do {
|
yann@1
|
517 |
switch (newval) {
|
yann@1
|
518 |
case no:
|
yann@1
|
519 |
newval = mod;
|
yann@1
|
520 |
break;
|
yann@1
|
521 |
case mod:
|
yann@1
|
522 |
newval = yes;
|
yann@1
|
523 |
break;
|
yann@1
|
524 |
case yes:
|
yann@1
|
525 |
newval = no;
|
yann@1
|
526 |
break;
|
yann@1
|
527 |
}
|
yann@1
|
528 |
if (sym_set_tristate_value(sym, newval))
|
yann@1
|
529 |
break;
|
yann@1
|
530 |
} while (oldval != newval);
|
yann@1
|
531 |
return newval;
|
yann@1
|
532 |
}
|
yann@1
|
533 |
|
yann@1
|
534 |
bool sym_string_valid(struct symbol *sym, const char *str)
|
yann@1
|
535 |
{
|
yann@1
|
536 |
signed char ch;
|
yann@1
|
537 |
|
yann@1
|
538 |
switch (sym->type) {
|
yann@1
|
539 |
case S_STRING:
|
yann@1
|
540 |
return true;
|
yann@1
|
541 |
case S_INT:
|
yann@1
|
542 |
ch = *str++;
|
yann@1
|
543 |
if (ch == '-')
|
yann@1
|
544 |
ch = *str++;
|
yann@1
|
545 |
if (!isdigit(ch))
|
yann@1
|
546 |
return false;
|
yann@1
|
547 |
if (ch == '0' && *str != 0)
|
yann@1
|
548 |
return false;
|
yann@1
|
549 |
while ((ch = *str++)) {
|
yann@1
|
550 |
if (!isdigit(ch))
|
yann@1
|
551 |
return false;
|
yann@1
|
552 |
}
|
yann@1
|
553 |
return true;
|
yann@1
|
554 |
case S_HEX:
|
yann@1
|
555 |
if (str[0] == '0' && (str[1] == 'x' || str[1] == 'X'))
|
yann@1
|
556 |
str += 2;
|
yann@1
|
557 |
ch = *str++;
|
yann@1
|
558 |
do {
|
yann@1
|
559 |
if (!isxdigit(ch))
|
yann@1
|
560 |
return false;
|
yann@1
|
561 |
} while ((ch = *str++));
|
yann@1
|
562 |
return true;
|
yann@1
|
563 |
case S_BOOLEAN:
|
yann@1
|
564 |
case S_TRISTATE:
|
yann@1
|
565 |
switch (str[0]) {
|
yann@1
|
566 |
case 'y': case 'Y':
|
yann@1
|
567 |
case 'm': case 'M':
|
yann@1
|
568 |
case 'n': case 'N':
|
yann@1
|
569 |
return true;
|
yann@1
|
570 |
}
|
yann@1
|
571 |
return false;
|
yann@1
|
572 |
default:
|
yann@1
|
573 |
return false;
|
yann@1
|
574 |
}
|
yann@1
|
575 |
}
|
yann@1
|
576 |
|
yann@1
|
577 |
bool sym_string_within_range(struct symbol *sym, const char *str)
|
yann@1
|
578 |
{
|
yann@1
|
579 |
struct property *prop;
|
yann@1
|
580 |
int val;
|
yann@1
|
581 |
|
yann@1
|
582 |
switch (sym->type) {
|
yann@1
|
583 |
case S_STRING:
|
yann@1
|
584 |
return sym_string_valid(sym, str);
|
yann@1
|
585 |
case S_INT:
|
yann@1
|
586 |
if (!sym_string_valid(sym, str))
|
yann@1
|
587 |
return false;
|
yann@1
|
588 |
prop = sym_get_range_prop(sym);
|
yann@1
|
589 |
if (!prop)
|
yann@1
|
590 |
return true;
|
yann@1
|
591 |
val = strtol(str, NULL, 10);
|
yann@1
|
592 |
return val >= sym_get_range_val(prop->expr->left.sym, 10) &&
|
yann@1
|
593 |
val <= sym_get_range_val(prop->expr->right.sym, 10);
|
yann@1
|
594 |
case S_HEX:
|
yann@1
|
595 |
if (!sym_string_valid(sym, str))
|
yann@1
|
596 |
return false;
|
yann@1
|
597 |
prop = sym_get_range_prop(sym);
|
yann@1
|
598 |
if (!prop)
|
yann@1
|
599 |
return true;
|
yann@1
|
600 |
val = strtol(str, NULL, 16);
|
yann@1
|
601 |
return val >= sym_get_range_val(prop->expr->left.sym, 16) &&
|
yann@1
|
602 |
val <= sym_get_range_val(prop->expr->right.sym, 16);
|
yann@1
|
603 |
case S_BOOLEAN:
|
yann@1
|
604 |
case S_TRISTATE:
|
yann@1
|
605 |
switch (str[0]) {
|
yann@1
|
606 |
case 'y': case 'Y':
|
yann@1
|
607 |
return sym_tristate_within_range(sym, yes);
|
yann@1
|
608 |
case 'm': case 'M':
|
yann@1
|
609 |
return sym_tristate_within_range(sym, mod);
|
yann@1
|
610 |
case 'n': case 'N':
|
yann@1
|
611 |
return sym_tristate_within_range(sym, no);
|
yann@1
|
612 |
}
|
yann@1
|
613 |
return false;
|
yann@1
|
614 |
default:
|
yann@1
|
615 |
return false;
|
yann@1
|
616 |
}
|
yann@1
|
617 |
}
|
yann@1
|
618 |
|
yann@1
|
619 |
bool sym_set_string_value(struct symbol *sym, const char *newval)
|
yann@1
|
620 |
{
|
yann@1
|
621 |
const char *oldval;
|
yann@1
|
622 |
char *val;
|
yann@1
|
623 |
int size;
|
yann@1
|
624 |
|
yann@1
|
625 |
switch (sym->type) {
|
yann@1
|
626 |
case S_BOOLEAN:
|
yann@1
|
627 |
case S_TRISTATE:
|
yann@1
|
628 |
switch (newval[0]) {
|
yann@1
|
629 |
case 'y': case 'Y':
|
yann@1
|
630 |
return sym_set_tristate_value(sym, yes);
|
yann@1
|
631 |
case 'm': case 'M':
|
yann@1
|
632 |
return sym_set_tristate_value(sym, mod);
|
yann@1
|
633 |
case 'n': case 'N':
|
yann@1
|
634 |
return sym_set_tristate_value(sym, no);
|
yann@1
|
635 |
}
|
yann@1
|
636 |
return false;
|
yann@1
|
637 |
default:
|
yann@1
|
638 |
;
|
yann@1
|
639 |
}
|
yann@1
|
640 |
|
yann@1
|
641 |
if (!sym_string_within_range(sym, newval))
|
yann@1
|
642 |
return false;
|
yann@1
|
643 |
|
yann@1
|
644 |
if (!(sym->flags & SYMBOL_DEF_USER)) {
|
yann@1
|
645 |
sym->flags |= SYMBOL_DEF_USER;
|
yann@1
|
646 |
sym_set_changed(sym);
|
yann@1
|
647 |
}
|
yann@1
|
648 |
|
yann@1
|
649 |
oldval = sym->def[S_DEF_USER].val;
|
yann@1
|
650 |
size = strlen(newval) + 1;
|
yann@1
|
651 |
if (sym->type == S_HEX && (newval[0] != '0' || (newval[1] != 'x' && newval[1] != 'X'))) {
|
yann@1
|
652 |
size += 2;
|
yann@1
|
653 |
sym->def[S_DEF_USER].val = val = malloc(size);
|
yann@1
|
654 |
*val++ = '0';
|
yann@1
|
655 |
*val++ = 'x';
|
yann@1
|
656 |
} else if (!oldval || strcmp(oldval, newval))
|
yann@1
|
657 |
sym->def[S_DEF_USER].val = val = malloc(size);
|
yann@1
|
658 |
else
|
yann@1
|
659 |
return true;
|
yann@1
|
660 |
|
yann@1
|
661 |
strcpy(val, newval);
|
yann@1
|
662 |
free((void *)oldval);
|
yann@1
|
663 |
sym_clear_all_valid();
|
yann@1
|
664 |
|
yann@1
|
665 |
return true;
|
yann@1
|
666 |
}
|
yann@1
|
667 |
|
yann@2448
|
668 |
/*
|
yann@2448
|
669 |
* Find the default value associated to a symbol.
|
yann@2448
|
670 |
* For tristate symbol handle the modules=n case
|
yann@2448
|
671 |
* in which case "m" becomes "y".
|
yann@2448
|
672 |
* If the symbol does not have any default then fallback
|
yann@2448
|
673 |
* to the fixed default values.
|
yann@2448
|
674 |
*/
|
yann@2448
|
675 |
const char *sym_get_string_default(struct symbol *sym)
|
yann@2448
|
676 |
{
|
yann@2448
|
677 |
struct property *prop;
|
yann@2448
|
678 |
struct symbol *ds;
|
yann@2448
|
679 |
const char *str;
|
yann@2448
|
680 |
tristate val;
|
yann@2448
|
681 |
|
yann@2448
|
682 |
sym_calc_visibility(sym);
|
yann@2448
|
683 |
sym_calc_value(modules_sym);
|
yann@2448
|
684 |
val = symbol_no.curr.tri;
|
yann@2448
|
685 |
str = symbol_empty.curr.val;
|
yann@2448
|
686 |
|
yann@2448
|
687 |
/* If symbol has a default value look it up */
|
yann@2448
|
688 |
prop = sym_get_default_prop(sym);
|
yann@2448
|
689 |
if (prop != NULL) {
|
yann@2448
|
690 |
switch (sym->type) {
|
yann@2448
|
691 |
case S_BOOLEAN:
|
yann@2448
|
692 |
case S_TRISTATE:
|
yann@2448
|
693 |
/* The visibility may limit the value from yes => mod */
|
yann@2448
|
694 |
val = EXPR_AND(expr_calc_value(prop->expr), prop->visible.tri);
|
yann@2448
|
695 |
break;
|
yann@2448
|
696 |
default:
|
yann@2448
|
697 |
/*
|
yann@2448
|
698 |
* The following fails to handle the situation
|
yann@2448
|
699 |
* where a default value is further limited by
|
yann@2448
|
700 |
* the valid range.
|
yann@2448
|
701 |
*/
|
yann@2448
|
702 |
ds = prop_get_symbol(prop);
|
yann@2448
|
703 |
if (ds != NULL) {
|
yann@2448
|
704 |
sym_calc_value(ds);
|
yann@2448
|
705 |
str = (const char *)ds->curr.val;
|
yann@2448
|
706 |
}
|
yann@2448
|
707 |
}
|
yann@2448
|
708 |
}
|
yann@2448
|
709 |
|
yann@2448
|
710 |
/* Handle select statements */
|
yann@2448
|
711 |
val = EXPR_OR(val, sym->rev_dep.tri);
|
yann@2448
|
712 |
|
yann@2448
|
713 |
/* transpose mod to yes if modules are not enabled */
|
yann@2448
|
714 |
if (val == mod)
|
yann@2448
|
715 |
if (!sym_is_choice_value(sym) && modules_sym->curr.tri == no)
|
yann@2448
|
716 |
val = yes;
|
yann@2448
|
717 |
|
yann@2448
|
718 |
/* transpose mod to yes if type is bool */
|
yann@2448
|
719 |
if (sym->type == S_BOOLEAN && val == mod)
|
yann@2448
|
720 |
val = yes;
|
yann@2448
|
721 |
|
yann@2448
|
722 |
switch (sym->type) {
|
yann@2448
|
723 |
case S_BOOLEAN:
|
yann@2448
|
724 |
case S_TRISTATE:
|
yann@2448
|
725 |
switch (val) {
|
yann@2448
|
726 |
case no: return "n";
|
yann@2448
|
727 |
case mod: return "m";
|
yann@2448
|
728 |
case yes: return "y";
|
yann@2448
|
729 |
}
|
yann@2448
|
730 |
case S_INT:
|
yann@2448
|
731 |
case S_HEX:
|
yann@2448
|
732 |
return str;
|
yann@2448
|
733 |
case S_STRING:
|
yann@2448
|
734 |
return str;
|
yann@2448
|
735 |
case S_OTHER:
|
yann@2448
|
736 |
case S_UNKNOWN:
|
yann@2448
|
737 |
break;
|
yann@2448
|
738 |
}
|
yann@2448
|
739 |
return "";
|
yann@2448
|
740 |
}
|
yann@2448
|
741 |
|
yann@1
|
742 |
const char *sym_get_string_value(struct symbol *sym)
|
yann@1
|
743 |
{
|
yann@1
|
744 |
tristate val;
|
yann@1
|
745 |
|
yann@1
|
746 |
switch (sym->type) {
|
yann@1
|
747 |
case S_BOOLEAN:
|
yann@1
|
748 |
case S_TRISTATE:
|
yann@1
|
749 |
val = sym_get_tristate_value(sym);
|
yann@1
|
750 |
switch (val) {
|
yann@1
|
751 |
case no:
|
yann@1
|
752 |
return "n";
|
yann@1
|
753 |
case mod:
|
yann@1
|
754 |
return "m";
|
yann@1
|
755 |
case yes:
|
yann@1
|
756 |
return "y";
|
yann@1
|
757 |
}
|
yann@1
|
758 |
break;
|
yann@1
|
759 |
default:
|
yann@1
|
760 |
;
|
yann@1
|
761 |
}
|
yann@1
|
762 |
return (const char *)sym->curr.val;
|
yann@1
|
763 |
}
|
yann@1
|
764 |
|
yann@1
|
765 |
bool sym_is_changable(struct symbol *sym)
|
yann@1
|
766 |
{
|
yann@1
|
767 |
return sym->visible > sym->rev_dep.tri;
|
yann@1
|
768 |
}
|
yann@1
|
769 |
|
yann@2448
|
770 |
static unsigned strhash(const char *s)
|
yann@2448
|
771 |
{
|
yann@2448
|
772 |
/* fnv32 hash */
|
yann@2448
|
773 |
unsigned hash = 2166136261U;
|
yann@2448
|
774 |
for (; *s; s++)
|
yann@2448
|
775 |
hash = (hash ^ *s) * 0x01000193;
|
yann@2448
|
776 |
return hash;
|
yann@2448
|
777 |
}
|
yann@2448
|
778 |
|
yann@943
|
779 |
struct symbol *sym_lookup(const char *name, int flags)
|
yann@1
|
780 |
{
|
yann@1
|
781 |
struct symbol *symbol;
|
yann@1
|
782 |
char *new_name;
|
yann@2448
|
783 |
int hash;
|
yann@1
|
784 |
|
yann@1
|
785 |
if (name) {
|
yann@1
|
786 |
if (name[0] && !name[1]) {
|
yann@1
|
787 |
switch (name[0]) {
|
yann@1
|
788 |
case 'y': return &symbol_yes;
|
yann@1
|
789 |
case 'm': return &symbol_mod;
|
yann@1
|
790 |
case 'n': return &symbol_no;
|
yann@1
|
791 |
}
|
yann@1
|
792 |
}
|
yann@2448
|
793 |
hash = strhash(name) % SYMBOL_HASHSIZE;
|
yann@1
|
794 |
|
yann@1
|
795 |
for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
|
yann@2448
|
796 |
if (symbol->name &&
|
yann@2448
|
797 |
!strcmp(symbol->name, name) &&
|
yann@943
|
798 |
(flags ? symbol->flags & flags
|
yann@943
|
799 |
: !(symbol->flags & (SYMBOL_CONST|SYMBOL_CHOICE))))
|
yann@943
|
800 |
return symbol;
|
yann@1
|
801 |
}
|
yann@1
|
802 |
new_name = strdup(name);
|
yann@1
|
803 |
} else {
|
yann@1
|
804 |
new_name = NULL;
|
yann@2448
|
805 |
hash = 0;
|
yann@1
|
806 |
}
|
yann@1
|
807 |
|
yann@1
|
808 |
symbol = malloc(sizeof(*symbol));
|
yann@1
|
809 |
memset(symbol, 0, sizeof(*symbol));
|
yann@1
|
810 |
symbol->name = new_name;
|
yann@1
|
811 |
symbol->type = S_UNKNOWN;
|
yann@943
|
812 |
symbol->flags |= flags;
|
yann@1
|
813 |
|
yann@1
|
814 |
symbol->next = symbol_hash[hash];
|
yann@1
|
815 |
symbol_hash[hash] = symbol;
|
yann@1
|
816 |
|
yann@1
|
817 |
return symbol;
|
yann@1
|
818 |
}
|
yann@1
|
819 |
|
yann@1
|
820 |
struct symbol *sym_find(const char *name)
|
yann@1
|
821 |
{
|
yann@1
|
822 |
struct symbol *symbol = NULL;
|
yann@1
|
823 |
int hash = 0;
|
yann@1
|
824 |
|
yann@1
|
825 |
if (!name)
|
yann@1
|
826 |
return NULL;
|
yann@1
|
827 |
|
yann@1
|
828 |
if (name[0] && !name[1]) {
|
yann@1
|
829 |
switch (name[0]) {
|
yann@1
|
830 |
case 'y': return &symbol_yes;
|
yann@1
|
831 |
case 'm': return &symbol_mod;
|
yann@1
|
832 |
case 'n': return &symbol_no;
|
yann@1
|
833 |
}
|
yann@1
|
834 |
}
|
yann@2448
|
835 |
hash = strhash(name) % SYMBOL_HASHSIZE;
|
yann@1
|
836 |
|
yann@1
|
837 |
for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
|
yann@2448
|
838 |
if (symbol->name &&
|
yann@2448
|
839 |
!strcmp(symbol->name, name) &&
|
yann@1
|
840 |
!(symbol->flags & SYMBOL_CONST))
|
yann@1
|
841 |
break;
|
yann@1
|
842 |
}
|
yann@1
|
843 |
|
yann@1
|
844 |
return symbol;
|
yann@1
|
845 |
}
|
yann@1
|
846 |
|
yann@2448
|
847 |
/*
|
yann@2448
|
848 |
* Expand symbol's names embedded in the string given in argument. Symbols'
|
yann@2448
|
849 |
* name to be expanded shall be prefixed by a '$'. Unknown symbol expands to
|
yann@2448
|
850 |
* the empty string.
|
yann@2448
|
851 |
*/
|
yann@2448
|
852 |
const char *sym_expand_string_value(const char *in)
|
yann@2448
|
853 |
{
|
yann@2448
|
854 |
const char *src;
|
yann@2448
|
855 |
char *res;
|
yann@2448
|
856 |
size_t reslen;
|
yann@2448
|
857 |
|
yann@2448
|
858 |
reslen = strlen(in) + 1;
|
yann@2448
|
859 |
res = malloc(reslen);
|
yann@2448
|
860 |
res[0] = '\0';
|
yann@2448
|
861 |
|
yann@2448
|
862 |
while ((src = strchr(in, '$'))) {
|
yann@2448
|
863 |
char *p, name[SYMBOL_MAXLENGTH];
|
yann@2448
|
864 |
const char *symval = "";
|
yann@2448
|
865 |
struct symbol *sym;
|
yann@2448
|
866 |
size_t newlen;
|
yann@2448
|
867 |
|
yann@2448
|
868 |
strncat(res, in, src - in);
|
yann@2448
|
869 |
src++;
|
yann@2448
|
870 |
|
yann@2448
|
871 |
p = name;
|
yann@2448
|
872 |
while (isalnum(*src) || *src == '_')
|
yann@2448
|
873 |
*p++ = *src++;
|
yann@2448
|
874 |
*p = '\0';
|
yann@2448
|
875 |
|
yann@2448
|
876 |
sym = sym_find(name);
|
yann@2448
|
877 |
if (sym != NULL) {
|
yann@2448
|
878 |
sym_calc_value(sym);
|
yann@2448
|
879 |
symval = sym_get_string_value(sym);
|
yann@2448
|
880 |
}
|
yann@2448
|
881 |
|
yann@2448
|
882 |
newlen = strlen(res) + strlen(symval) + strlen(src) + 1;
|
yann@2448
|
883 |
if (newlen > reslen) {
|
yann@2448
|
884 |
reslen = newlen;
|
yann@2448
|
885 |
res = realloc(res, reslen);
|
yann@2448
|
886 |
}
|
yann@2448
|
887 |
|
yann@2448
|
888 |
strcat(res, symval);
|
yann@2448
|
889 |
in = src;
|
yann@2448
|
890 |
}
|
yann@2448
|
891 |
strcat(res, in);
|
yann@2448
|
892 |
|
yann@2448
|
893 |
return res;
|
yann@2448
|
894 |
}
|
yann@2448
|
895 |
|
yann@1
|
896 |
struct symbol **sym_re_search(const char *pattern)
|
yann@1
|
897 |
{
|
yann@1
|
898 |
struct symbol *sym, **sym_arr = NULL;
|
yann@1
|
899 |
int i, cnt, size;
|
yann@1
|
900 |
regex_t re;
|
yann@1
|
901 |
|
yann@1
|
902 |
cnt = size = 0;
|
yann@1
|
903 |
/* Skip if empty */
|
yann@1
|
904 |
if (strlen(pattern) == 0)
|
yann@1
|
905 |
return NULL;
|
yann@1
|
906 |
if (regcomp(&re, pattern, REG_EXTENDED|REG_NOSUB|REG_ICASE))
|
yann@1
|
907 |
return NULL;
|
yann@1
|
908 |
|
yann@1
|
909 |
for_all_symbols(i, sym) {
|
yann@1
|
910 |
if (sym->flags & SYMBOL_CONST || !sym->name)
|
yann@1
|
911 |
continue;
|
yann@1
|
912 |
if (regexec(&re, sym->name, 0, NULL, 0))
|
yann@1
|
913 |
continue;
|
yann@1
|
914 |
if (cnt + 1 >= size) {
|
yann@1
|
915 |
void *tmp = sym_arr;
|
yann@1
|
916 |
size += 16;
|
yann@1
|
917 |
sym_arr = realloc(sym_arr, size * sizeof(struct symbol *));
|
yann@1
|
918 |
if (!sym_arr) {
|
yann@1
|
919 |
free(tmp);
|
yann@1
|
920 |
return NULL;
|
yann@1
|
921 |
}
|
yann@1
|
922 |
}
|
yann@2448
|
923 |
sym_calc_value(sym);
|
yann@1
|
924 |
sym_arr[cnt++] = sym;
|
yann@1
|
925 |
}
|
yann@1
|
926 |
if (sym_arr)
|
yann@1
|
927 |
sym_arr[cnt] = NULL;
|
yann@1
|
928 |
regfree(&re);
|
yann@1
|
929 |
|
yann@1
|
930 |
return sym_arr;
|
yann@1
|
931 |
}
|
yann@1
|
932 |
|
yann@2448
|
933 |
/*
|
yann@2448
|
934 |
* When we check for recursive dependencies we use a stack to save
|
yann@2448
|
935 |
* current state so we can print out relevant info to user.
|
yann@2448
|
936 |
* The entries are located on the call stack so no need to free memory.
|
yann@2448
|
937 |
* Note inser() remove() must always match to properly clear the stack.
|
yann@2448
|
938 |
*/
|
yann@2448
|
939 |
static struct dep_stack {
|
yann@2448
|
940 |
struct dep_stack *prev, *next;
|
yann@2448
|
941 |
struct symbol *sym;
|
yann@2448
|
942 |
struct property *prop;
|
yann@2448
|
943 |
struct expr *expr;
|
yann@2448
|
944 |
} *check_top;
|
yann@2448
|
945 |
|
yann@2448
|
946 |
static void dep_stack_insert(struct dep_stack *stack, struct symbol *sym)
|
yann@2448
|
947 |
{
|
yann@2448
|
948 |
memset(stack, 0, sizeof(*stack));
|
yann@2448
|
949 |
if (check_top)
|
yann@2448
|
950 |
check_top->next = stack;
|
yann@2448
|
951 |
stack->prev = check_top;
|
yann@2448
|
952 |
stack->sym = sym;
|
yann@2448
|
953 |
check_top = stack;
|
yann@2448
|
954 |
}
|
yann@2448
|
955 |
|
yann@2448
|
956 |
static void dep_stack_remove(void)
|
yann@2448
|
957 |
{
|
yann@2448
|
958 |
check_top = check_top->prev;
|
yann@2448
|
959 |
if (check_top)
|
yann@2448
|
960 |
check_top->next = NULL;
|
yann@2448
|
961 |
}
|
yann@2448
|
962 |
|
yann@2448
|
963 |
/*
|
yann@2448
|
964 |
* Called when we have detected a recursive dependency.
|
yann@2448
|
965 |
* check_top point to the top of the stact so we use
|
yann@2448
|
966 |
* the ->prev pointer to locate the bottom of the stack.
|
yann@2448
|
967 |
*/
|
yann@2448
|
968 |
static void sym_check_print_recursive(struct symbol *last_sym)
|
yann@2448
|
969 |
{
|
yann@2448
|
970 |
struct dep_stack *stack;
|
yann@2448
|
971 |
struct symbol *sym, *next_sym;
|
yann@2448
|
972 |
struct menu *menu = NULL;
|
yann@2448
|
973 |
struct property *prop;
|
yann@2448
|
974 |
struct dep_stack cv_stack;
|
yann@2448
|
975 |
|
yann@2448
|
976 |
if (sym_is_choice_value(last_sym)) {
|
yann@2448
|
977 |
dep_stack_insert(&cv_stack, last_sym);
|
yann@2448
|
978 |
last_sym = prop_get_symbol(sym_get_choice_prop(last_sym));
|
yann@2448
|
979 |
}
|
yann@2448
|
980 |
|
yann@2448
|
981 |
for (stack = check_top; stack != NULL; stack = stack->prev)
|
yann@2448
|
982 |
if (stack->sym == last_sym)
|
yann@2448
|
983 |
break;
|
yann@2448
|
984 |
if (!stack) {
|
yann@2448
|
985 |
fprintf(stderr, "unexpected recursive dependency error\n");
|
yann@2448
|
986 |
return;
|
yann@2448
|
987 |
}
|
yann@2448
|
988 |
|
yann@2448
|
989 |
for (; stack; stack = stack->next) {
|
yann@2448
|
990 |
sym = stack->sym;
|
yann@2448
|
991 |
next_sym = stack->next ? stack->next->sym : last_sym;
|
yann@2448
|
992 |
prop = stack->prop;
|
yann@2448
|
993 |
if (prop == NULL)
|
yann@2448
|
994 |
prop = stack->sym->prop;
|
yann@2448
|
995 |
|
yann@2448
|
996 |
/* for choice values find the menu entry (used below) */
|
yann@2448
|
997 |
if (sym_is_choice(sym) || sym_is_choice_value(sym)) {
|
yann@2448
|
998 |
for (prop = sym->prop; prop; prop = prop->next) {
|
yann@2448
|
999 |
menu = prop->menu;
|
yann@2448
|
1000 |
if (prop->menu)
|
yann@2448
|
1001 |
break;
|
yann@2448
|
1002 |
}
|
yann@2448
|
1003 |
}
|
yann@2448
|
1004 |
if (stack->sym == last_sym)
|
yann@2448
|
1005 |
fprintf(stderr, "%s:%d:error: recursive dependency detected!\n",
|
yann@2448
|
1006 |
prop->file->name, prop->lineno);
|
yann@2448
|
1007 |
if (stack->expr) {
|
yann@2448
|
1008 |
fprintf(stderr, "%s:%d:\tsymbol %s %s value contains %s\n",
|
yann@2448
|
1009 |
prop->file->name, prop->lineno,
|
yann@2448
|
1010 |
sym->name ? sym->name : "<choice>",
|
yann@2448
|
1011 |
prop_get_type_name(prop->type),
|
yann@2448
|
1012 |
next_sym->name ? next_sym->name : "<choice>");
|
yann@2448
|
1013 |
} else if (stack->prop) {
|
yann@2448
|
1014 |
fprintf(stderr, "%s:%d:\tsymbol %s depends on %s\n",
|
yann@2448
|
1015 |
prop->file->name, prop->lineno,
|
yann@2448
|
1016 |
sym->name ? sym->name : "<choice>",
|
yann@2448
|
1017 |
next_sym->name ? next_sym->name : "<choice>");
|
yann@2448
|
1018 |
} else if (sym_is_choice(sym)) {
|
yann@2448
|
1019 |
fprintf(stderr, "%s:%d:\tchoice %s contains symbol %s\n",
|
yann@2448
|
1020 |
menu->file->name, menu->lineno,
|
yann@2448
|
1021 |
sym->name ? sym->name : "<choice>",
|
yann@2448
|
1022 |
next_sym->name ? next_sym->name : "<choice>");
|
yann@2448
|
1023 |
} else if (sym_is_choice_value(sym)) {
|
yann@2448
|
1024 |
fprintf(stderr, "%s:%d:\tsymbol %s is part of choice %s\n",
|
yann@2448
|
1025 |
menu->file->name, menu->lineno,
|
yann@2448
|
1026 |
sym->name ? sym->name : "<choice>",
|
yann@2448
|
1027 |
next_sym->name ? next_sym->name : "<choice>");
|
yann@2448
|
1028 |
} else {
|
yann@2448
|
1029 |
fprintf(stderr, "%s:%d:\tsymbol %s is selected by %s\n",
|
yann@2448
|
1030 |
prop->file->name, prop->lineno,
|
yann@2448
|
1031 |
sym->name ? sym->name : "<choice>",
|
yann@2448
|
1032 |
next_sym->name ? next_sym->name : "<choice>");
|
yann@2448
|
1033 |
}
|
yann@2448
|
1034 |
}
|
yann@2448
|
1035 |
|
yann@2448
|
1036 |
if (check_top == &cv_stack)
|
yann@2448
|
1037 |
dep_stack_remove();
|
yann@2448
|
1038 |
}
|
yann@1
|
1039 |
|
yann@1
|
1040 |
static struct symbol *sym_check_expr_deps(struct expr *e)
|
yann@1
|
1041 |
{
|
yann@1
|
1042 |
struct symbol *sym;
|
yann@1
|
1043 |
|
yann@1
|
1044 |
if (!e)
|
yann@1
|
1045 |
return NULL;
|
yann@1
|
1046 |
switch (e->type) {
|
yann@1
|
1047 |
case E_OR:
|
yann@1
|
1048 |
case E_AND:
|
yann@1
|
1049 |
sym = sym_check_expr_deps(e->left.expr);
|
yann@1
|
1050 |
if (sym)
|
yann@1
|
1051 |
return sym;
|
yann@1
|
1052 |
return sym_check_expr_deps(e->right.expr);
|
yann@1
|
1053 |
case E_NOT:
|
yann@1
|
1054 |
return sym_check_expr_deps(e->left.expr);
|
yann@1
|
1055 |
case E_EQUAL:
|
yann@1
|
1056 |
case E_UNEQUAL:
|
yann@1
|
1057 |
sym = sym_check_deps(e->left.sym);
|
yann@1
|
1058 |
if (sym)
|
yann@1
|
1059 |
return sym;
|
yann@1
|
1060 |
return sym_check_deps(e->right.sym);
|
yann@1
|
1061 |
case E_SYMBOL:
|
yann@1
|
1062 |
return sym_check_deps(e->left.sym);
|
yann@1
|
1063 |
default:
|
yann@1
|
1064 |
break;
|
yann@1
|
1065 |
}
|
yann@1
|
1066 |
printf("Oops! How to check %d?\n", e->type);
|
yann@1
|
1067 |
return NULL;
|
yann@1
|
1068 |
}
|
yann@1
|
1069 |
|
yann@943
|
1070 |
/* return NULL when dependencies are OK */
|
yann@943
|
1071 |
static struct symbol *sym_check_sym_deps(struct symbol *sym)
|
yann@943
|
1072 |
{
|
yann@943
|
1073 |
struct symbol *sym2;
|
yann@943
|
1074 |
struct property *prop;
|
yann@2448
|
1075 |
struct dep_stack stack;
|
yann@2448
|
1076 |
|
yann@2448
|
1077 |
dep_stack_insert(&stack, sym);
|
yann@943
|
1078 |
|
yann@943
|
1079 |
sym2 = sym_check_expr_deps(sym->rev_dep.expr);
|
yann@943
|
1080 |
if (sym2)
|
yann@2448
|
1081 |
goto out;
|
yann@943
|
1082 |
|
yann@943
|
1083 |
for (prop = sym->prop; prop; prop = prop->next) {
|
yann@943
|
1084 |
if (prop->type == P_CHOICE || prop->type == P_SELECT)
|
yann@943
|
1085 |
continue;
|
yann@2448
|
1086 |
stack.prop = prop;
|
yann@943
|
1087 |
sym2 = sym_check_expr_deps(prop->visible.expr);
|
yann@943
|
1088 |
if (sym2)
|
yann@943
|
1089 |
break;
|
yann@943
|
1090 |
if (prop->type != P_DEFAULT || sym_is_choice(sym))
|
yann@943
|
1091 |
continue;
|
yann@2448
|
1092 |
stack.expr = prop->expr;
|
yann@943
|
1093 |
sym2 = sym_check_expr_deps(prop->expr);
|
yann@943
|
1094 |
if (sym2)
|
yann@943
|
1095 |
break;
|
yann@2448
|
1096 |
stack.expr = NULL;
|
yann@943
|
1097 |
}
|
yann@943
|
1098 |
|
yann@2448
|
1099 |
out:
|
yann@2448
|
1100 |
dep_stack_remove();
|
yann@2448
|
1101 |
|
yann@943
|
1102 |
return sym2;
|
yann@943
|
1103 |
}
|
yann@943
|
1104 |
|
yann@943
|
1105 |
static struct symbol *sym_check_choice_deps(struct symbol *choice)
|
yann@943
|
1106 |
{
|
yann@943
|
1107 |
struct symbol *sym, *sym2;
|
yann@943
|
1108 |
struct property *prop;
|
yann@943
|
1109 |
struct expr *e;
|
yann@2448
|
1110 |
struct dep_stack stack;
|
yann@2448
|
1111 |
|
yann@2448
|
1112 |
dep_stack_insert(&stack, choice);
|
yann@943
|
1113 |
|
yann@943
|
1114 |
prop = sym_get_choice_prop(choice);
|
yann@943
|
1115 |
expr_list_for_each_sym(prop->expr, e, sym)
|
yann@943
|
1116 |
sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
|
yann@943
|
1117 |
|
yann@943
|
1118 |
choice->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
|
yann@943
|
1119 |
sym2 = sym_check_sym_deps(choice);
|
yann@943
|
1120 |
choice->flags &= ~SYMBOL_CHECK;
|
yann@943
|
1121 |
if (sym2)
|
yann@943
|
1122 |
goto out;
|
yann@943
|
1123 |
|
yann@943
|
1124 |
expr_list_for_each_sym(prop->expr, e, sym) {
|
yann@943
|
1125 |
sym2 = sym_check_sym_deps(sym);
|
yann@2448
|
1126 |
if (sym2)
|
yann@943
|
1127 |
break;
|
yann@943
|
1128 |
}
|
yann@943
|
1129 |
out:
|
yann@943
|
1130 |
expr_list_for_each_sym(prop->expr, e, sym)
|
yann@943
|
1131 |
sym->flags &= ~SYMBOL_CHECK;
|
yann@943
|
1132 |
|
yann@943
|
1133 |
if (sym2 && sym_is_choice_value(sym2) &&
|
yann@943
|
1134 |
prop_get_symbol(sym_get_choice_prop(sym2)) == choice)
|
yann@943
|
1135 |
sym2 = choice;
|
yann@943
|
1136 |
|
yann@2448
|
1137 |
dep_stack_remove();
|
yann@2448
|
1138 |
|
yann@943
|
1139 |
return sym2;
|
yann@943
|
1140 |
}
|
yann@943
|
1141 |
|
yann@1
|
1142 |
struct symbol *sym_check_deps(struct symbol *sym)
|
yann@1
|
1143 |
{
|
yann@1
|
1144 |
struct symbol *sym2;
|
yann@1
|
1145 |
struct property *prop;
|
yann@1
|
1146 |
|
yann@1
|
1147 |
if (sym->flags & SYMBOL_CHECK) {
|
yann@2448
|
1148 |
sym_check_print_recursive(sym);
|
yann@1
|
1149 |
return sym;
|
yann@1
|
1150 |
}
|
yann@1
|
1151 |
if (sym->flags & SYMBOL_CHECKED)
|
yann@1
|
1152 |
return NULL;
|
yann@1
|
1153 |
|
yann@943
|
1154 |
if (sym_is_choice_value(sym)) {
|
yann@2448
|
1155 |
struct dep_stack stack;
|
yann@2448
|
1156 |
|
yann@943
|
1157 |
/* for choice groups start the check with main choice symbol */
|
yann@2448
|
1158 |
dep_stack_insert(&stack, sym);
|
yann@943
|
1159 |
prop = sym_get_choice_prop(sym);
|
yann@943
|
1160 |
sym2 = sym_check_deps(prop_get_symbol(prop));
|
yann@2448
|
1161 |
dep_stack_remove();
|
yann@943
|
1162 |
} else if (sym_is_choice(sym)) {
|
yann@943
|
1163 |
sym2 = sym_check_choice_deps(sym);
|
yann@943
|
1164 |
} else {
|
yann@943
|
1165 |
sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED);
|
yann@943
|
1166 |
sym2 = sym_check_sym_deps(sym);
|
yann@943
|
1167 |
sym->flags &= ~SYMBOL_CHECK;
|
yann@943
|
1168 |
}
|
yann@1
|
1169 |
|
yann@2448
|
1170 |
if (sym2 && sym2 == sym)
|
yann@2448
|
1171 |
sym2 = NULL;
|
yann@943
|
1172 |
|
yann@1
|
1173 |
return sym2;
|
yann@1
|
1174 |
}
|
yann@1
|
1175 |
|
yann@1
|
1176 |
struct property *prop_alloc(enum prop_type type, struct symbol *sym)
|
yann@1
|
1177 |
{
|
yann@1
|
1178 |
struct property *prop;
|
yann@1
|
1179 |
struct property **propp;
|
yann@1
|
1180 |
|
yann@1
|
1181 |
prop = malloc(sizeof(*prop));
|
yann@1
|
1182 |
memset(prop, 0, sizeof(*prop));
|
yann@1
|
1183 |
prop->type = type;
|
yann@1
|
1184 |
prop->sym = sym;
|
yann@1
|
1185 |
prop->file = current_file;
|
yann@1
|
1186 |
prop->lineno = zconf_lineno();
|
yann@1
|
1187 |
|
yann@1
|
1188 |
/* append property to the prop list of symbol */
|
yann@1
|
1189 |
if (sym) {
|
yann@1
|
1190 |
for (propp = &sym->prop; *propp; propp = &(*propp)->next)
|
yann@1
|
1191 |
;
|
yann@1
|
1192 |
*propp = prop;
|
yann@1
|
1193 |
}
|
yann@1
|
1194 |
|
yann@1
|
1195 |
return prop;
|
yann@1
|
1196 |
}
|
yann@1
|
1197 |
|
yann@1
|
1198 |
struct symbol *prop_get_symbol(struct property *prop)
|
yann@1
|
1199 |
{
|
yann@1
|
1200 |
if (prop->expr && (prop->expr->type == E_SYMBOL ||
|
yann@943
|
1201 |
prop->expr->type == E_LIST))
|
yann@1
|
1202 |
return prop->expr->left.sym;
|
yann@1
|
1203 |
return NULL;
|
yann@1
|
1204 |
}
|
yann@1
|
1205 |
|
yann@1
|
1206 |
const char *prop_get_type_name(enum prop_type type)
|
yann@1
|
1207 |
{
|
yann@1
|
1208 |
switch (type) {
|
yann@1
|
1209 |
case P_PROMPT:
|
yann@1
|
1210 |
return "prompt";
|
yann@943
|
1211 |
case P_ENV:
|
yann@943
|
1212 |
return "env";
|
yann@1
|
1213 |
case P_COMMENT:
|
yann@1
|
1214 |
return "comment";
|
yann@1
|
1215 |
case P_MENU:
|
yann@1
|
1216 |
return "menu";
|
yann@1
|
1217 |
case P_DEFAULT:
|
yann@1
|
1218 |
return "default";
|
yann@1
|
1219 |
case P_CHOICE:
|
yann@1
|
1220 |
return "choice";
|
yann@1
|
1221 |
case P_SELECT:
|
yann@1
|
1222 |
return "select";
|
yann@1
|
1223 |
case P_RANGE:
|
yann@1
|
1224 |
return "range";
|
yann@2448
|
1225 |
case P_SYMBOL:
|
yann@2448
|
1226 |
return "symbol";
|
yann@1
|
1227 |
case P_UNKNOWN:
|
yann@1
|
1228 |
break;
|
yann@1
|
1229 |
}
|
yann@1
|
1230 |
return "unknown";
|
yann@1
|
1231 |
}
|
yann@943
|
1232 |
|
yann@2448
|
1233 |
static void prop_add_env(const char *env)
|
yann@943
|
1234 |
{
|
yann@943
|
1235 |
struct symbol *sym, *sym2;
|
yann@943
|
1236 |
struct property *prop;
|
yann@943
|
1237 |
char *p;
|
yann@943
|
1238 |
|
yann@943
|
1239 |
sym = current_entry->sym;
|
yann@943
|
1240 |
sym->flags |= SYMBOL_AUTO;
|
yann@943
|
1241 |
for_all_properties(sym, prop, P_ENV) {
|
yann@943
|
1242 |
sym2 = prop_get_symbol(prop);
|
yann@943
|
1243 |
if (strcmp(sym2->name, env))
|
yann@943
|
1244 |
menu_warn(current_entry, "redefining environment symbol from %s",
|
yann@943
|
1245 |
sym2->name);
|
yann@943
|
1246 |
return;
|
yann@943
|
1247 |
}
|
yann@943
|
1248 |
|
yann@943
|
1249 |
prop = prop_alloc(P_ENV, sym);
|
yann@943
|
1250 |
prop->expr = expr_alloc_symbol(sym_lookup(env, SYMBOL_CONST));
|
yann@943
|
1251 |
|
yann@943
|
1252 |
sym_env_list = expr_alloc_one(E_LIST, sym_env_list);
|
yann@943
|
1253 |
sym_env_list->right.sym = sym;
|
yann@943
|
1254 |
|
yann@943
|
1255 |
p = getenv(env);
|
yann@943
|
1256 |
if (p)
|
yann@943
|
1257 |
sym_add_default(sym, p);
|
yann@943
|
1258 |
}
|