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-rw-r--r--scripts/kconfig/zconf.y16
1 files changed, 14 insertions, 2 deletions
diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y
index 71bf8bff696a..001305fa080b 100644
--- a/scripts/kconfig/zconf.y
+++ b/scripts/kconfig/zconf.y
@@ -31,7 +31,7 @@ struct symbol *symbol_hash[SYMBOL_HASHSIZE];
static struct menu *current_menu, *current_entry;
%}
-%expect 30
+%expect 32
%union
{
@@ -62,6 +62,7 @@ static struct menu *current_menu, *current_entry;
%token <id>T_TYPE
%token <id>T_DEFAULT
%token <id>T_SELECT
+%token <id>T_IMPLY
%token <id>T_RANGE
%token <id>T_VISIBLE
%token <id>T_OPTION
@@ -124,7 +125,7 @@ stmt_list:
;
option_name:
- T_DEPENDS | T_PROMPT | T_TYPE | T_SELECT | T_OPTIONAL | T_RANGE | T_DEFAULT | T_VISIBLE
+ T_DEPENDS | T_PROMPT | T_TYPE | T_SELECT | T_IMPLY | T_OPTIONAL | T_RANGE | T_DEFAULT | T_VISIBLE
;
common_stmt:
@@ -216,6 +217,12 @@ config_option: T_SELECT T_WORD if_expr T_EOL
printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno());
};
+config_option: T_IMPLY T_WORD if_expr T_EOL
+{
+ menu_add_symbol(P_IMPLY, sym_lookup($2, 0), $3);
+ printd(DEBUG_PARSE, "%s:%d:imply\n", zconf_curname(), zconf_lineno());
+};
+
config_option: T_RANGE symbol symbol if_expr T_EOL
{
menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,$2, $3), $4);
@@ -664,6 +671,11 @@ static void print_symbol(FILE *out, struct menu *menu)
expr_fprint(prop->expr, out);
fputc('\n', out);
break;
+ case P_IMPLY:
+ fputs( " imply ", out);
+ expr_fprint(prop->expr, out);
+ fputc('\n', out);
+ break;
case P_RANGE:
fputs( " range ", out);
expr_fprint(prop->expr, out);