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#ifndef strings_h
#define strings_h
/* MSVC doesn't define ffs/ffsl. This dummy strings.h header is provided
* for both */
#ifdef _MSC_VER
# include <intrin.h>
# pragma intrinsic(_BitScanForward)
static __forceinline int ffsl(long x)
{
unsigned long i;
if (_BitScanForward(&i, x))
return (i + 1);
return (0);
}
static __forceinline int ffs(int x)
{
return (ffsl(x));
}
#else
# define ffsl(x) __builtin_ffsl(x)
# define ffs(x) __builtin_ffs(x)
#endif
#endif /* strings_h */
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