diff options
| -rw-r--r-- | include/qemu/osdep.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index 1565404f7e..c0324344d5 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -68,6 +68,12 @@ typedef signed int int_fast16_t; #define MAX(a, b) (((a) > (b)) ? (a) : (b)) #endif +/* Minimum function that returns zero only iff both values are zero. + * Intended for use with unsigned values only. */ +#ifndef MIN_NON_ZERO +#define MIN_NON_ZERO(a, b) (((a) != 0 && (a) < (b)) ? (a) : (b)) +#endif + #ifndef ROUND_UP #define ROUND_UP(n,d) (((n) + (d) - 1) & -(d)) #endif |