diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/evdev.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/evdev.h b/src/evdev.h index 757ccc7..a399571 100644 --- a/src/evdev.h +++ b/src/evdev.h @@ -73,15 +73,15 @@ #include <xf86Xinput.h> #ifndef BITS_PER_LONG -#define BITS_PER_LONG (sizeof(long) * 8) +#define BITS_PER_LONG (sizeof(unsigned long) * 8) #endif #define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1) -#define LONG(x) ((x) >> (sizeof(unsigned long) + 1)) -#define MASK(x) (1 << ((x) & (sizeof (unsigned long) * 8 - 1))) +#define LONG(x) ((x)/BITS_PER_LONG) +#define MASK(x) (1UL << ((x) & (BITS_PER_LONG - 1))) #ifndef test_bit -#define test_bit(bit, array) (array[LONG(bit)] & MASK(bit)) +#define test_bit(bit, array) (!!(array[LONG(bit)] & MASK(bit))) #endif #ifndef set_bit #define set_bit(bit, array) (array[LONG(bit)] |= MASK(bit)) |