diff options
| author | Lennart Poettering <lennart@poettering.net> | 2014-03-12 22:26:22 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-03-12 22:26:22 +0100 |
| commit | dc36d78e116a7ce4a119a527299785025c925679 (patch) | |
| tree | 5210b0fcf55650b6d6974e454a420c5a280b81f3 /src/shared | |
| parent | 0d292f5e7597a729365644edfbcdf2e5fac8beb4 (diff) | |
macro: make sure we can use IN_SET() also with complex function calls as first argument
Diffstat (limited to 'src/shared')
| -rw-r--r-- | src/shared/macro.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/shared/macro.h b/src/shared/macro.h index 08a036b3b9..d53b07fea5 100644 --- a/src/shared/macro.h +++ b/src/shared/macro.h @@ -324,13 +324,14 @@ do { \ #define SET_FLAG(v, flag, b) \ (v) = (b) ? ((v) | (flag)) : ((v) & ~(flag)) -#define IN_SET(x, ...) \ +#define IN_SET(x, y, ...) \ ({ \ - const typeof(x) _x = (x); \ + const typeof(y) _y = (y); \ + const typeof(_y) _x = (x); \ unsigned _i; \ bool _found = false; \ - for (_i = 0; _i < sizeof((const typeof(_x)[]) { __VA_ARGS__ })/sizeof(const typeof(_x)); _i++) \ - if (((const typeof(_x)[]) { __VA_ARGS__ })[_i] == _x) { \ + for (_i = 0; _i < 1 + sizeof((const typeof(_x)[]) { __VA_ARGS__ })/sizeof(const typeof(_x)); _i++) \ + if (((const typeof(_x)[]) { _y, __VA_ARGS__ })[_i] == _x) { \ _found = true; \ break; \ } \ |