static 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 '%s'"
" must be a single symbol", sym->name);
if (prop->expr->type != E_SYMBOL)
break;
sym2 = prop_get_symbol(prop);
if (sym->type == S_HEX || sym->type == S_INT) {
if (!menu_validate_number(sym, sym2))
prop_warn(prop,
"'%s': number is invalid",
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' "
"refers 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 (!menu_validate_number(sym, prop->expr->left.sym) ||
!menu_validate_number(sym, prop->expr->right.sym))
prop_warn(prop, "range is invalid");
break;
default:
;
}
}
}
/* write a dependency file as used by build to track dependencies */
int file_write_dep(const char *name)
{
char *tname,path[PATH_MAX],tmppath[PATH_MAX];
struct symbol *sym, *env_sym;
struct expr *e;
struct file *file;
FILE *out;
tname = getenv(OPENCONF_TMPDIR_ENVNAME);
if (tname)
strcpy(tmppath, tname);
else
strcpy(tmppath, OPENCONF_TMPDIR_DEFAULT);
if (!name)
name = ".openconf.d";
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);
}
strcpy(path, tmppath);
strcat(path, "/");
tname = getenv(OPENCONF_AUTOCONFIG_ENVNAME);
if (!tname)
tname = OPENCONF_AUTOCONFIG_DEFAULT;
strcat(path, tname);
fprintf(out, "\n%s: \\\n"
"\t$(deps_config)\n\n", path);
expr_list_for_each_sym(sym_env_list, e, sym) {
struct property *prop;
const char *value;
prop = sym_get_env_prop(sym);
env_sym = prop_get_symbol(prop);
if (!env_sym)
continue;
value = getenv(env_sym->name);
if (!value)
value = "";
fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
fprintf(out, "%s: FORCE\n", path);
fprintf(out, "endif\n");
}
fprintf(out, "\n$(deps_config): ;\n");
fclose(out);
rename("..config.tmp", name);
return 0;
}
/* write a dependency file as used by kbuild to track dependencies */
int file_write_dep(const char *name)
{
struct symbol *sym, *env_sym;
struct expr *e;
struct file *file;
FILE *out;
int i;
if (!name)
name = ".kconfig.d";
char *config_tmp_name = strdup("..config.tmp.XXXXXX");
if ((i = mkstemp(config_tmp_name)) == -1)
return 1;
out = fdopen(i, "w");
if (!out)
return 1;
fprintf(out, "deps_config := \\\n");
for (file = file_list; file; file = file->next) {
if (file->next)
fprintf(out, "\t%s \\\n", file->name);
else
fprintf(out, "\t%s\n", file->name);
}
fprintf(out, "\n%s: \\\n"
"\t$(deps_config)\n\n", conf_get_autoconfig_name());
expr_list_for_each_sym(sym_env_list, e, sym) {
struct property *prop;
const char *value;
prop = sym_get_env_prop(sym);
env_sym = prop_get_symbol(prop);
if (!env_sym)
continue;
value = getenv(env_sym->name);
if (!value)
value = "";
fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name());
fprintf(out, "endif\n");
}
fprintf(out, "\n$(deps_config): ;\n");
fclose(out);
rename(config_tmp_name, name);
return 0;
}
/* write a dependency file as used by kbuild to track dependencies */
int file_write_dep(const char *name)
{
struct symbol *sym, *env_sym;
struct expr *e;
struct file *file;
FILE *out;
if (!name)
name = ".kconfig.d";
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, "\ninclude/config/auto.conf: \\\n"
"\t$(deps_config)\n\n");
expr_list_for_each_sym(sym_env_list, e, sym) {
struct property *prop;
const char *value;
prop = sym_get_env_prop(sym);
env_sym = prop_get_symbol(prop);
if (!env_sym)
continue;
value = getenv(env_sym->name);
if (!value)
value = "";
fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
fprintf(out, "include/config/auto.conf: FORCE\n");
fprintf(out, "endif\n");
}
fprintf(out, "\n$(deps_config): ;\n");
fclose(out);
rename("..config.tmp", name);
return 0;
}
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)) {
if (sym->type == S_UNKNOWN) {
/* find the first choice value to find out choice type */
current_entry = parent;
for (menu = parent->list; menu; menu = menu->next) {
if (menu->sym && menu->sym->type != S_UNKNOWN) {
menu_set_type(menu->sym->type);
break;
}
}
}
if (parent->prompt &&
!expr_is_yes(parent->prompt->visible.expr)) {
parent->visibility = expr_alloc_and (parent->visibility,
parent->prompt->visible.expr);
}
/* set the type of the remaining choice values */
for (menu = parent->list; menu; menu = menu->next) {
current_entry = menu;
if (menu->sym && menu->sym->type == S_UNKNOWN)
menu_set_type(sym->type);
}
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;
}
sym->dir_dep.expr = expr_alloc_or(sym->dir_dep.expr, parent->dep);
}
for (menu = parent->list; menu; menu = menu->next) {
if (sym && sym_is_choice(sym) &&
menu->sym && !sym_is_choice_value(menu->sym)) {
current_entry = menu;
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_DEFAULT)
prop_warn(prop, "defaults for choice "
"values not supported");
if (prop->menu == menu)
continue;
if (prop->type == P_PROMPT &&
prop->menu->parent->sym != sym)
prop_warn(prop, "choice value used outside its choice group");
}
/* Non-tristate choice values of tristate choices must
* depend on the choice being set to Y. The choice
* values' dependencies were propagated to their
* properties above, so the change here must be re-
* propagated.
*/
if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) {
basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes);
menu->dep = expr_alloc_and(basedep, menu->dep);
for (prop = menu->sym->prop; prop; prop = prop->next) {
if (prop->menu != menu)
continue;
prop->visible.expr = expr_alloc_and(expr_copy(basedep),
prop->visible.expr);
}
}
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_LIST, 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");
if (sym_is_choice(sym) && !parent->prompt)
menu_warn(parent, "choice must have a prompt");
/* 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)));
}
}
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)));
}
}
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) {
/*
* This menu node has children. We (recursively) process them
* and propagate parent dependencies before moving on.
*/
if (sym && sym_is_choice(sym)) {
if (sym->type == S_UNKNOWN) {
/* find the first choice value to find out choice type */
current_entry = parent;
for (menu = parent->list; menu; menu = menu->next) {
if (menu->sym && menu->sym->type != S_UNKNOWN) {
menu_set_type(menu->sym->type);
break;
}
}
}
/* set the type of the remaining choice values */
for (menu = parent->list; menu; menu = menu->next) {
current_entry = menu;
if (menu->sym && menu->sym->type == S_UNKNOWN)
menu_set_type(sym->type);
}
/*
* Use the choice itself as the parent dependency of
* the contained items. This turns the mode of the
* choice into an upper bound on the visibility of the
* choice value symbols.
*/
parentdep = expr_alloc_symbol(sym);
} else if (parent->prompt)
/* Menu node for 'menu' */
parentdep = parent->prompt->visible.expr;
else
/* Menu node for 'if' */
parentdep = parent->dep;
/* For each child menu node... */
for (menu = parent->list; menu; menu = menu->next) {
/*
* Propagate parent dependencies to the child menu
* node, also rewriting and simplifying expressions
*/
basedep = rewrite_m(menu->dep);
basedep = expr_transform(basedep);
basedep = expr_alloc_and(expr_copy(parentdep), basedep);
basedep = expr_eliminate_dups(basedep);
menu->dep = basedep;
if (menu->sym)
/*
* Note: For symbols, all prompts are included
* too in the symbol's own property list
*/
prop = menu->sym->prop;
else
/*
* For non-symbol menu nodes, we just need to
* handle the prompt
*/
prop = menu->prompt;
/* For each property... */
for (; prop; prop = prop->next) {
if (prop->menu != menu)
/*
* Two possibilities:
*
* 1. The property lacks dependencies
* and so isn't location-specific,
* e.g. an 'option'
*
* 2. The property belongs to a symbol
* defined in multiple locations and
* is from some other location. It
* will be handled there in that
* case.
*
* Skip the property.
*/
continue;
/*
* Propagate parent dependencies to the
* property's condition, rewriting and
* simplifying expressions at the same time
*/
dep = rewrite_m(prop->visible.expr);
dep = expr_transform(dep);
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;
/*
* Handle selects and implies, which modify the
* dependencies of the selected/implied symbol
*/
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)));
} else if (prop->type == P_IMPLY) {
struct symbol *es = prop_get_symbol(prop);
es->implied.expr = expr_alloc_or(es->implied.expr,
expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep)));
}
}
}
if (sym && sym_is_choice(sym))
expr_free(parentdep);
/*
* Recursively process children in the same fashion before
* moving on
*/
for (menu = parent->list; menu; menu = menu->next)
menu_finalize(menu);
} else if (sym) {
/*
* Automatic submenu creation. If sym is a symbol and A, B, C,
* ... are consecutive items (symbols, menus, ifs, etc.) that
* all depend on sym, then the following menu structure is
* created:
*
* sym
* +-A
* +-B
* +-C
* ...
*
* This also works recursively, giving the following structure
* if A is a symbol and B depends on A:
*
* sym
* +-A
* | +-B
* +-C
* ...
*/
basedep = parent->prompt ? parent->prompt->visible.expr : NULL;
basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no);
basedep = expr_eliminate_dups(expr_transform(basedep));
/* Examine consecutive elements after sym */
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))
/* No dependency, quit */
break;
if (expr_depends_symbol(dep, sym))
/* Absolute dependency, put in submenu */
goto next;
/*
* Also consider it a dependency on sym if our
* dependencies contain sym and are a "superset" of
* sym's dependencies, e.g. '(sym || Q) && R' when sym
* depends on R.
*
* Note that 'R' might be from an enclosing menu or if,
* making this a more common case than it might seem.
*/
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)) {
/* Not superset, quit */
expr_free(dep2);
break;
}
/* Superset, put in submenu */
expr_free(dep2);
next:
menu_finalize(menu);
menu->parent = parent;
last_menu = menu;
}
expr_free(basedep);
if (last_menu) {
parent->list = parent->next;
parent->next = last_menu->next;
last_menu->next = NULL;
}
sym->dir_dep.expr = expr_alloc_or(sym->dir_dep.expr, parent->dep);
}
for (menu = parent->list; menu; menu = menu->next) {
if (sym && sym_is_choice(sym) &&
menu->sym && !sym_is_choice_value(menu->sym)) {
current_entry = menu;
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_DEFAULT)
prop_warn(prop, "defaults for choice "
"values not supported");
if (prop->menu == menu)
continue;
if (prop->type == P_PROMPT &&
prop->menu->parent->sym != sym)
prop_warn(prop, "choice value used outside its choice group");
}
/* Non-tristate choice values of tristate choices must
* depend on the choice being set to Y. The choice
* values' dependencies were propagated to their
* properties above, so the change here must be re-
* propagated.
*/
if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) {
basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes);
menu->dep = expr_alloc_and(basedep, menu->dep);
for (prop = menu->sym->prop; prop; prop = prop->next) {
if (prop->menu != menu)
continue;
prop->visible.expr = expr_alloc_and(expr_copy(basedep),
prop->visible.expr);
}
}
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_LIST, NULL);
(*ep)->right.sym = menu->sym;
}
/*
* This code serves two purposes:
*
* (1) Flattening 'if' blocks, which do not specify a submenu
* and only add dependencies.
*
* (Automatic submenu creation might still create a submenu
* from an 'if' before this code runs.)
*
* (2) "Undoing" any automatic submenus created earlier below
* promptless symbols.
*
* Before:
*
* A
* if ... (or promptless symbol)
* +-B
* +-C
* D
*
* After:
*
* A
* if ... (or promptless symbol)
* B
* C
* D
*/
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");
if (sym_is_choice(sym) && !parent->prompt)
menu_warn(parent, "choice must have a prompt");
/* Check properties connected to this symbol */
sym_check_prop(sym);
sym->flags |= SYMBOL_WARNED;
}
/*
* For non-optional choices, add a reverse dependency (corresponding to
* a select) of '<visibility> && m'. This prevents the user from
* setting the choice mode to 'n' when the choice is visible.
*
* This would also work for non-choice symbols, but only non-optional
* choices clear SYMBOL_OPTIONAL as of writing. Choices are implemented
* as a type of symbol.
*/
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)));
}
}
static void sym_check_prop(struct symbol *sym)
{
struct property *prop;
struct symbol *sym2;
char *use;
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 '%s'"
" must be a single symbol", sym->name);
if (prop->expr->type != E_SYMBOL)
break;
sym2 = prop_get_symbol(prop);
if (sym->type == S_HEX || sym->type == S_INT) {
if (!menu_validate_number(sym, sym2))
prop_warn(prop,
"'%s': number is invalid",
sym->name);
}
if (sym_is_choice(sym)) {
struct property *choice_prop =
sym_get_choice_prop(sym2);
if (!choice_prop ||
prop_get_symbol(choice_prop) != sym)
prop_warn(prop,
"choice default symbol '%s' is not contained in the choice",
sym2->name);
}
break;
case P_SELECT:
case P_IMPLY:
use = prop->type == P_SELECT ? "select" : "imply";
sym2 = prop_get_symbol(prop);
if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE)
prop_warn(prop,
"config symbol '%s' uses %s, but is "
"not bool or tristate", sym->name, use);
else if (sym2->type != S_UNKNOWN &&
sym2->type != S_BOOLEAN &&
sym2->type != S_TRISTATE)
prop_warn(prop,
"'%s' has wrong type. '%s' only "
"accept arguments of bool and "
"tristate type", sym2->name, use);
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 (!menu_validate_number(sym, prop->expr->left.sym) ||
!menu_validate_number(sym, prop->expr->right.sym))
prop_warn(prop, "range is invalid");
break;
default:
;
}
}
}
/* write a dependency file as used by kbuild to track dependencies */
int file_write_dep(const char *name)
{
char *str;
char buf[PATH_MAX+1], buf2[PATH_MAX+1], dir[PATH_MAX+1];
struct symbol *sym, *env_sym;
struct expr *e;
struct file *file;
FILE *out;
if (!name)
name = ".kconfig.d";
strcpy(dir, conf_get_configname());
str = strrchr(dir, '/');
if (str)
str[1] = 0;
else
dir[0] = 0;
sprintf(buf, "%s..config.tmp", dir);
out = fopen(buf, "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%s: \\\n"
"\t$(deps_config)\n\n", conf_get_autoconfig_name());
expr_list_for_each_sym(sym_env_list, e, sym) {
struct property *prop;
const char *value;
prop = sym_get_env_prop(sym);
env_sym = prop_get_symbol(prop);
if (!env_sym)
continue;
value = getenv(env_sym->name);
if (!value)
value = "";
fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name());
fprintf(out, "endif\n");
}
fprintf(out, "\n$(deps_config): ;\n");
fclose(out);
//hzj
if('/'==name[0]){
sprintf(buf2,"%s",name);
}else{
sprintf(buf2, "%s%s", dir, name);
}
rename(buf, buf2);
return 0;
}