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Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild

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* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild:
  kbuild: explain why DEBUG_SECTION_MISMATCH is UNDEFINED
  kbuild: fix building vmlinux.o
  kbuild: allow -fstack-protector to take effect
  kconfig: fix select in combination with default
This commit is contained in:
Linus Torvalds
2008-02-18 15:41:05 -08:00
parent 1309d4e684 fa2144ba9a
commit 230b548c15
3 changed files with 32 additions and 18 deletions
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36
scripts/kconfig/symbol.c
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@@ -298,22 +298,30 @@ void sym_calc_value(struct symbol *sym)
if (sym_is_choice_value(sym) && sym->visible == yes) {
prop = sym_get_choice_prop(sym);
newval.tri = (prop_get_symbol(prop)->curr.val == sym) ? yes : no;
} else if (EXPR_OR(sym->visible, sym->rev_dep.tri) != no) {
sym->flags |= SYMBOL_WRITE;
if (sym_has_value(sym))
newval.tri = sym->def[S_DEF_USER].tri;
else if (!sym_is_choice(sym)) {
prop = sym_get_default_prop(sym);
if (prop)
newval.tri = expr_calc_value(prop->expr);
}
newval.tri = EXPR_OR(EXPR_AND(newval.tri, sym->visible), sym->rev_dep.tri);
} else if (!sym_is_choice(sym)) {
prop = sym_get_default_prop(sym);
if (prop) {
} else {
if (sym->visible != no) {
/* if the symbol is visible use the user value
* if available, otherwise try the default value
*/
sym->flags |= SYMBOL_WRITE;
newval.tri = expr_calc_value(prop->expr);
if (sym_has_value(sym)) {
newval.tri = EXPR_AND(sym->def[S_DEF_USER].tri,
sym->visible);
goto calc_newval;
}
}
if (sym->rev_dep.tri != no)
sym->flags |= SYMBOL_WRITE;
if (!sym_is_choice(sym)) {
prop = sym_get_default_prop(sym);
if (prop) {
sym->flags |= SYMBOL_WRITE;
newval.tri = EXPR_AND(expr_calc_value(prop->expr),
prop->visible.tri);
}
}
calc_newval:
newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri);
}
if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN)
newval.tri = yes;