diff options
Diffstat (limited to 'include/ruby')
-rw-r--r-- | include/ruby/ruby.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h index 50b20845f1..c9544fa510 100644 --- a/include/ruby/ruby.h +++ b/include/ruby/ruby.h @@ -258,6 +258,22 @@ VALUE rb_ull2inum(unsigned LONG_LONG); # define SSIZET2NUM(v) INT2NUM(v) #endif +#ifndef SIZE_MAX +# if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG) +# define SIZE_MAX ULLONG_MAX +# define SIZE_MIN ULLONG_MIN +# elif SIZEOF_SIZE_T == SIZEOF_LONG +# define SIZE_MAX ULONG_MAX +# define SIZE_MIN ULONG_MIN +# elif SIZEOF_SIZE_T == SIZEOF_INT +# define SIZE_MAX UINT_MAX +# define SIZE_MIN UINT_MIN +# else +# define SIZE_MAX USHRT_MAX +# define SIZE_MIN USHRT_MIN +# endif +#endif + #ifndef SSIZE_MAX # if SIZEOF_SIZE_T > SIZEOF_LONG && defined(HAVE_LONG_LONG) # define SSIZE_MAX LLONG_MAX |