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| author | Roman Zippel <zippel@linux-m68k.org> | 2008-01-14 06:50:23 +0300 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2008-01-29 01:14:39 +0300 |
| commit | 7a962923359768e04137125bd479fd0dfa6117d3 (patch) | |
| tree | 9da466ba7ee1806bd40a53496533fc1f0ddd6cc2 /scripts/kconfig/expr.h | |
| parent | 0ffce8d94487abbd332cd36f98db61b7c8a3db3c (diff) | |
| download | linux-7a962923359768e04137125bd479fd0dfa6117d3.tar.xz | |
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 <zippel@linux-m68k.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/kconfig/expr.h')
| -rw-r--r-- | scripts/kconfig/expr.h | 5 |
1 files changed, 4 insertions, 1 deletions
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; |