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limits.c.tmpl: fallback ULLONG_MAX

* template/limits.c.tmpl (ULLONG_MAX): add a fallback definition.
  On old CentOS lacks ULLONG_MAX.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57475 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-01-31 02:01:31 +00:00
parent bef93a2ddf
commit ed28d151a3

View file

@ -58,6 +58,9 @@ Init_limits(void)
rb_define_const(rb_define_module("RbConfig"), "Limits", h); rb_define_const(rb_define_module("RbConfig"), "Limits", h);
#ifdef HAVE_LONG_LONG #ifdef HAVE_LONG_LONG
#ifndef ULLONG_MAX
#define ULLONG_MAX ((unsigned LONG_LONG)LLONG_MAX*2+1)
#endif
#define MAX2NUM(name) ULL2NUM(name ## _MAX) #define MAX2NUM(name) ULL2NUM(name ## _MAX)
#define MIN2NUM(name) LL2NUM(name ## _MIN) #define MIN2NUM(name) LL2NUM(name ## _MIN)
#else #else