diff options
Diffstat (limited to 'gl/lib/limits.in.h')
| -rw-r--r-- | gl/lib/limits.in.h | 46 |
1 files changed, 38 insertions, 8 deletions
diff --git a/gl/lib/limits.in.h b/gl/lib/limits.in.h index 2c809d97..39750b38 100644 --- a/gl/lib/limits.in.h +++ b/gl/lib/limits.in.h @@ -1,6 +1,6 @@ /* A GNU-like <limits.h>. - Copyright 2016-2018 Free Software Foundation, Inc. + Copyright 2016-2019 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License @@ -28,15 +28,32 @@ #ifndef _@GUARD_PREFIX@_LIMITS_H #define _@GUARD_PREFIX@_LIMITS_H -/* For HP-UX 11.31. */ -#if defined LONG_LONG_MIN && !defined LLONG_MIN -# define LLONG_MIN LONG_LONG_MIN +#ifndef LLONG_MIN +# if defined LONG_LONG_MIN /* HP-UX 11.31 */ +# define LLONG_MIN LONG_LONG_MIN +# elif defined LONGLONG_MIN /* IRIX 6.5 */ +# define LLONG_MIN LONGLONG_MIN +# elif defined __GNUC__ +# define LLONG_MIN (- __LONG_LONG_MAX__ - 1LL) +# endif #endif -#if defined LONG_LONG_MAX && !defined LLONG_MAX -# define LLONG_MAX LONG_LONG_MAX +#ifndef LLONG_MAX +# if defined LONG_LONG_MAX /* HP-UX 11.31 */ +# define LLONG_MAX LONG_LONG_MAX +# elif defined LONGLONG_MAX /* IRIX 6.5 */ +# define LLONG_MAX LONGLONG_MAX +# elif defined __GNUC__ +# define LLONG_MAX __LONG_LONG_MAX__ +# endif #endif -#if defined ULONG_LONG_MAX && !defined ULLONG_MAX -# define ULLONG_MAX ULONG_LONG_MAX +#ifndef ULLONG_MAX +# if defined ULONG_LONG_MAX /* HP-UX 11.31 */ +# define ULLONG_MAX ULONG_LONG_MAX +# elif defined ULONGLONG_MAX /* IRIX 6.5 */ +# define ULLONG_MAX ULONGLONG_MAX +# elif defined __GNUC__ +# define ULLONG_MAX (__LONG_LONG_MAX__ * 2ULL + 1ULL) +# endif #endif /* The number of usable bits in an unsigned or signed integer type @@ -53,6 +70,19 @@ #define _GL_COB8(n) (_GL_COB4 ((n) >> 4) + _GL_COB4 (n)) #define _GL_COB4(n) (!!((n) & 8) + !!((n) & 4) + !!((n) & 2) + !!((n) & 1)) +#ifndef WORD_BIT +/* Assume 'int' is 32 bits wide. */ +# define WORD_BIT 32 +#endif +#ifndef LONG_BIT +/* Assume 'long' is 32 or 64 bits wide. */ +# if LONG_MAX == INT_MAX +# define LONG_BIT 32 +# else +# define LONG_BIT 64 +# endif +#endif + /* Macros specified by ISO/IEC TS 18661-1:2014. */ #if (! defined ULLONG_WIDTH \ |