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Re: [PATCH 64bit] ssize_t
On Wed, 20 Feb 2013, Eric Blake wrote:
> If only gcc had given us __SSIZE_TYPE__ to begin with. We could
> generate __SIZE_TYPE__ from __SSIZE_TYPE__ (slap on an unsigned); but
> once the unsigned is there, there is no way in C preprocessor to pull it
> back out.
#define unsigned signed before the typedef, #undef unsigned after it,
exactly as done in GCC's format-checking testsuite to get the signed type
corresponding to size_t.
Joseph S. Myers