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-rw-r--r--scripts/kconfig/symbol.c24
1 files changed, 11 insertions, 13 deletions
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 45f409a8f37f..18f3e5c33634 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -40,7 +40,7 @@ void sym_add_default(struct symbol *sym, const char *def)
40{ 40{
41 struct property *prop = prop_alloc(P_DEFAULT, sym); 41 struct property *prop = prop_alloc(P_DEFAULT, sym);
42 42
43 prop->expr = expr_alloc_symbol(sym_lookup(def, 1)); 43 prop->expr = expr_alloc_symbol(sym_lookup(def, SYMBOL_CONST));
44} 44}
45 45
46void sym_init(void) 46void sym_init(void)
@@ -350,9 +350,6 @@ void sym_calc_value(struct symbol *sym)
350 ; 350 ;
351 } 351 }
352 352
353 if (sym->flags & SYMBOL_AUTO)
354 sym->flags &= ~SYMBOL_WRITE;
355
356 sym->curr = newval; 353 sym->curr = newval;
357 if (sym_is_choice(sym) && newval.tri == yes) 354 if (sym_is_choice(sym) && newval.tri == yes)
358 sym->curr.val = sym_calc_choice(sym); 355 sym->curr.val = sym_calc_choice(sym);
@@ -377,6 +374,9 @@ void sym_calc_value(struct symbol *sym)
377 sym_set_changed(choice_sym); 374 sym_set_changed(choice_sym);
378 } 375 }
379 } 376 }
377
378 if (sym->flags & SYMBOL_AUTO)
379 sym->flags &= ~SYMBOL_WRITE;
380} 380}
381 381
382void sym_clear_all_valid(void) 382void sym_clear_all_valid(void)
@@ -651,7 +651,7 @@ bool sym_is_changable(struct symbol *sym)
651 return sym->visible > sym->rev_dep.tri; 651 return sym->visible > sym->rev_dep.tri;
652} 652}
653 653
654struct symbol *sym_lookup(const char *name, int isconst) 654struct symbol *sym_lookup(const char *name, int flags)
655{ 655{
656 struct symbol *symbol; 656 struct symbol *symbol;
657 const char *ptr; 657 const char *ptr;
@@ -671,11 +671,10 @@ struct symbol *sym_lookup(const char *name, int isconst)
671 hash &= 0xff; 671 hash &= 0xff;
672 672
673 for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) { 673 for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) {
674 if (!strcmp(symbol->name, name)) { 674 if (!strcmp(symbol->name, name) &&
675 if ((isconst && symbol->flags & SYMBOL_CONST) || 675 (flags ? symbol->flags & flags
676 (!isconst && !(symbol->flags & SYMBOL_CONST))) 676 : !(symbol->flags & (SYMBOL_CONST|SYMBOL_CHOICE))))
677 return symbol; 677 return symbol;
678 }
679 } 678 }
680 new_name = strdup(name); 679 new_name = strdup(name);
681 } else { 680 } else {
@@ -687,8 +686,7 @@ struct symbol *sym_lookup(const char *name, int isconst)
687 memset(symbol, 0, sizeof(*symbol)); 686 memset(symbol, 0, sizeof(*symbol));
688 symbol->name = new_name; 687 symbol->name = new_name;
689 symbol->type = S_UNKNOWN; 688 symbol->type = S_UNKNOWN;
690 if (isconst) 689 symbol->flags |= flags;
691 symbol->flags |= SYMBOL_CONST;
692 690
693 symbol->next = symbol_hash[hash]; 691 symbol->next = symbol_hash[hash];
694 symbol_hash[hash] = symbol; 692 symbol_hash[hash] = symbol;
@@ -962,7 +960,7 @@ void prop_add_env(const char *env)
962 } 960 }
963 961
964 prop = prop_alloc(P_ENV, sym); 962 prop = prop_alloc(P_ENV, sym);
965 prop->expr = expr_alloc_symbol(sym_lookup(env, 1)); 963 prop->expr = expr_alloc_symbol(sym_lookup(env, SYMBOL_CONST));
966 964
967 sym_env_list = expr_alloc_one(E_LIST, sym_env_list); 965 sym_env_list = expr_alloc_one(E_LIST, sym_env_list);
968 sym_env_list->right.sym = sym; 966 sym_env_list->right.sym = sym;