On Sun, Apr 20, 2014 at 07:07:10PM +0100, Iain Hibbert wrote: > #define DBL_DIG 15 > > whereas in <sys/float_ieee754.h> there is effectively: > > #define DBL_DIG __DBL_DIG__
We should only do the latter style and only in float.h (or sub-headers, as mandated by the C standard). Where/if needed in the kernel, we can use the compiler provided namespace protected variants directly. Martin