return name ? name : ".config";
}
+const char *conf_get_autoconfig_name(void)
+{
+ char *name = getenv("KCONFIG_AUTOCONFIG");
+
+ return name ? name : "include/config/auto.conf";
+}
+
static char *conf_expand_value(const char *in)
{
struct symbol *sym;
if (def == S_DEF_USER) {
sym = sym_find(line + 9);
if (!sym) {
- conf_warning("trying to assign nonexistent symbol %s", line + 9);
+ sym_add_change_count(1);
break;
}
} else {
if (def == S_DEF_USER) {
sym = sym_find(line + 7);
if (!sym) {
- conf_warning("trying to assign nonexistent symbol %s", line + 7);
+ sym_add_change_count(1);
break;
}
} else {
return 0;
}
-int conf_split_config(void)
+static int conf_split_config(void)
{
- char *name, path[128];
+ const char *name;
+ char path[128];
char *s, *d, c;
struct symbol *sym;
struct stat sb;
int res, i, fd;
- name = getenv("KCONFIG_AUTOCONFIG");
- if (!name)
- name = "include/config/auto.conf";
+ name = conf_get_autoconfig_name();
conf_read_simple(name, S_DEF_AUTO);
if (chdir("include/config"))
{
struct symbol *sym;
const char *str;
- char *name;
- FILE *out, *out_h;
+ const char *name;
+ FILE *out, *tristate, *out_h;
time_t now;
int i, l;
if (!out)
return 1;
+ tristate = fopen(".tmpconfig_tristate", "w");
+ if (!tristate) {
+ fclose(out);
+ return 1;
+ }
+
out_h = fopen(".tmpconfig.h", "w");
if (!out_h) {
fclose(out);
+ fclose(tristate);
return 1;
}
"# %s"
"#\n",
sym_get_string_value(sym), ctime(&now));
+ fprintf(tristate, "#\n"
+ "# Automatically generated - do not edit\n"
+ "\n");
fprintf(out_h, "/*\n"
" * Automatically generated C config: don't edit\n"
" * Linux kernel version: %s\n"
break;
case mod:
fprintf(out, "CONFIG_%s=m\n", sym->name);
+ fprintf(tristate, "CONFIG_%s=M\n", sym->name);
fprintf(out_h, "#define CONFIG_%s_MODULE 1\n", sym->name);
break;
case yes:
fprintf(out, "CONFIG_%s=y\n", sym->name);
+ if (sym->type == S_TRISTATE)
+ fprintf(tristate, "CONFIG_%s=Y\n",
+ sym->name);
fprintf(out_h, "#define CONFIG_%s 1\n", sym->name);
break;
}
}
}
fclose(out);
+ fclose(tristate);
fclose(out_h);
name = getenv("KCONFIG_AUTOHEADER");
if (!name)
- name = "include/linux/autoconf.h";
+ name = "include/generated/autoconf.h";
if (rename(".tmpconfig.h", name))
return 1;
- name = getenv("KCONFIG_AUTOCONFIG");
+ name = getenv("KCONFIG_TRISTATE");
if (!name)
- name = "include/config/auto.conf";
+ name = "include/config/tristate.conf";
+ if (rename(".tmpconfig_tristate", name))
+ return 1;
+ name = conf_get_autoconfig_name();
/*
* This must be the last step, kbuild has a dependency on auto.conf
* and this marks the successful completion of the previous steps.
default:
continue;
}
- if (!sym_is_choice(sym) || mode != def_random)
+ if (!(sym_is_choice(sym) && mode == def_random))
sym->flags |= SYMBOL_DEF_USER;
break;
default:
}
- if (modules_sym)
- sym_calc_value(modules_sym);
+ sym_clear_all_valid();
if (mode != def_random)
return;
-
+ /*
+ * We have different type of choice blocks.
+ * If curr.tri equal to mod then we can select several
+ * choice symbols in one block.
+ * In this case we do nothing.
+ * If curr.tri equal yes then only one symbol can be
+ * selected in a choice block and we set it to yes,
+ * and the rest to no.
+ */
for_all_symbols(i, csym) {
if (sym_has_value(csym) || !sym_is_choice(csym))
continue;
sym_calc_value(csym);
+
+ if (csym->curr.tri != yes)
+ continue;
+
prop = sym_get_choice_prop(csym);
- def = -1;
- while (1) {
- cnt = 0;
- expr_list_for_each_sym(prop->expr, e, sym) {
- if (sym->visible == no)
- continue;
- if (def == cnt++) {
- csym->def[S_DEF_USER].val = sym;
- break;
- }
+
+ /* count entries in choice block */
+ cnt = 0;
+ expr_list_for_each_sym(prop->expr, e, sym)
+ cnt++;
+
+ /*
+ * find a random value and set it to yes,
+ * set the rest to no so we have only one set
+ */
+ def = (rand() % cnt);
+
+ cnt = 0;
+ expr_list_for_each_sym(prop->expr, e, sym) {
+ if (def == cnt++) {
+ sym->def[S_DEF_USER].tri = yes;
+ csym->def[S_DEF_USER].val = sym;
+ }
+ else {
+ sym->def[S_DEF_USER].tri = no;
}
- if (def >= 0 || cnt < 2)
- break;
- def = (rand() % cnt) + 1;
}
csym->flags |= SYMBOL_DEF_USER;
+ /* clear VALID to get value calculated */
+ csym->flags &= ~(SYMBOL_VALID);
}
}