From 7a962923359768e04137125bd479fd0dfa6117d3 Mon Sep 17 00:00:00 2001 From: Roman Zippel Date: Mon, 14 Jan 2008 04:50:23 +0100 Subject: kconfig: explicitly introduce expression list Rename E_CHOICE to E_LIST to explicitly add support for expression lists. Add a helper macro expr_list_for_each_sym to more easily iterate over the list. Signed-off-by: Roman Zippel Signed-off-by: Sam Ravnborg --- scripts/kconfig/expr.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'scripts/kconfig/expr.h') diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h index 1ee8b1642d3b..b6f922c77e0b 100644 --- a/scripts/kconfig/expr.h +++ b/scripts/kconfig/expr.h @@ -31,7 +31,7 @@ typedef enum tristate { } tristate; enum expr_type { - E_NONE, E_OR, E_AND, E_NOT, E_EQUAL, E_UNEQUAL, E_CHOICE, E_SYMBOL, E_RANGE + E_NONE, E_OR, E_AND, E_NOT, E_EQUAL, E_UNEQUAL, E_LIST, E_SYMBOL, E_RANGE }; union expr_data { @@ -48,6 +48,9 @@ struct expr { #define EXPR_AND(dep1, dep2) (((dep1)<(dep2))?(dep1):(dep2)) #define EXPR_NOT(dep) (2-(dep)) +#define expr_list_for_each_sym(l, e, s) \ + for (e = (l); e && (s = e->right.sym); e = e->left.expr) + struct expr_value { struct expr *expr; tristate tri; -- cgit v1.2.3