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592 lines
17 KiB
592 lines
17 KiB
/* Copyright (C) 2001-2002, 2004-2011 Free Software Foundation, Inc. |
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Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood. |
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This file is part of gnulib. |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 3, or (at your option) |
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any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software Foundation, |
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
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/* |
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* ISO C 99 <stdint.h> for platforms that lack it. |
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* <http://www.opengroup.org/susv3xbd/stdint.h.html> |
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*/ |
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#ifndef _@GUARD_PREFIX@_STDINT_H |
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#if __GNUC__ >= 3 |
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@PRAGMA_SYSTEM_HEADER@ |
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#endif |
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@PRAGMA_COLUMNS@ |
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/* When including a system file that in turn includes <inttypes.h>, |
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use the system <inttypes.h>, not our substitute. This avoids |
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problems with (for example) VMS, whose <sys/bitypes.h> includes |
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<inttypes.h>. */ |
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#define _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H |
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|
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/* Get those types that are already defined in other system include |
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files, so that we can "#define int8_t signed char" below without |
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worrying about a later system include file containing a "typedef |
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signed char int8_t;" that will get messed up by our macro. Our |
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macros should all be consistent with the system versions, except |
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for the "fast" types and macros, which we recommend against using |
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in public interfaces due to compiler differences. */ |
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#if @HAVE_STDINT_H@ |
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# if defined __sgi && ! defined __c99 |
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/* Bypass IRIX's <stdint.h> if in C89 mode, since it merely annoys users |
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with "This header file is to be used only for c99 mode compilations" |
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diagnostics. */ |
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# define __STDINT_H__ |
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# endif |
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/* Other systems may have an incomplete or buggy <stdint.h>. |
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Include it before <inttypes.h>, since any "#include <stdint.h>" |
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in <inttypes.h> would reinclude us, skipping our contents because |
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_@GUARD_PREFIX@_STDINT_H is defined. |
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The include_next requires a split double-inclusion guard. */ |
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# @INCLUDE_NEXT@ @NEXT_STDINT_H@ |
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#endif |
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#if ! defined _@GUARD_PREFIX@_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H |
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#define _@GUARD_PREFIX@_STDINT_H |
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|
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/* <sys/types.h> defines some of the stdint.h types as well, on glibc, |
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IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>). |
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AIX 5.2 <sys/types.h> isn't needed and causes troubles. |
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MacOS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but |
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relies on the system <stdint.h> definitions, so include |
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<sys/types.h> after @NEXT_STDINT_H@. */ |
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#if @HAVE_SYS_TYPES_H@ && ! defined _AIX |
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# include <sys/types.h> |
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#endif |
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|
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/* Get LONG_MIN, LONG_MAX, ULONG_MAX. */ |
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#include <limits.h> |
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|
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#if @HAVE_INTTYPES_H@ |
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/* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines |
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int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__. |
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<inttypes.h> also defines intptr_t and uintptr_t. */ |
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# include <inttypes.h> |
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#elif @HAVE_SYS_INTTYPES_H@ |
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/* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and |
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the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. */ |
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# include <sys/inttypes.h> |
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#endif |
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#if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__ |
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/* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines |
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int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is |
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included by <sys/types.h>. */ |
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# include <sys/bitypes.h> |
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#endif |
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#undef _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H |
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|
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/* Minimum and maximum values for an integer type under the usual assumption. |
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Return an unspecified value if BITS == 0, adding a check to pacify |
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picky compilers. */ |
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#define _STDINT_MIN(signed, bits, zero) \ |
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((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero)) |
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#define _STDINT_MAX(signed, bits, zero) \ |
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((signed) \ |
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? ~ _STDINT_MIN (signed, bits, zero) \ |
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: /* The expression for the unsigned case. The subtraction of (signed) \ |
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is a nop in the unsigned case and avoids "signed integer overflow" \ |
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warnings in the signed case. */ \ |
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((((zero) + 1) << ((bits) ? (bits) - 1 - (signed) : 0)) - 1) * 2 + 1) |
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#if !GNULIB_defined_stdint_types |
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|
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/* 7.18.1.1. Exact-width integer types */ |
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits. */ |
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#undef int8_t |
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#undef uint8_t |
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typedef signed char gl_int8_t; |
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typedef unsigned char gl_uint8_t; |
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#define int8_t gl_int8_t |
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#define uint8_t gl_uint8_t |
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#undef int16_t |
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#undef uint16_t |
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typedef short int gl_int16_t; |
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typedef unsigned short int gl_uint16_t; |
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#define int16_t gl_int16_t |
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#define uint16_t gl_uint16_t |
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#undef int32_t |
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#undef uint32_t |
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typedef int gl_int32_t; |
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typedef unsigned int gl_uint32_t; |
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#define int32_t gl_int32_t |
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#define uint32_t gl_uint32_t |
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/* If the system defines INT64_MAX, assume int64_t works. That way, |
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if the underlying platform defines int64_t to be a 64-bit long long |
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int, the code below won't mistakenly define it to be a 64-bit long |
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int, which would mess up C++ name mangling. We must use #ifdef |
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rather than #if, to avoid an error with HP-UX 10.20 cc. */ |
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#ifdef INT64_MAX |
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# define GL_INT64_T |
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#else |
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/* Do not undefine int64_t if gnulib is not being used with 64-bit |
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types, since otherwise it breaks platforms like Tandem/NSK. */ |
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# if LONG_MAX >> 31 >> 31 == 1 |
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# undef int64_t |
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typedef long int gl_int64_t; |
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# define int64_t gl_int64_t |
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# define GL_INT64_T |
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# elif defined _MSC_VER |
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# undef int64_t |
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typedef __int64 gl_int64_t; |
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# define int64_t gl_int64_t |
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# define GL_INT64_T |
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# elif @HAVE_LONG_LONG_INT@ |
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# undef int64_t |
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typedef long long int gl_int64_t; |
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# define int64_t gl_int64_t |
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# define GL_INT64_T |
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# endif |
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#endif |
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#ifdef UINT64_MAX |
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# define GL_UINT64_T |
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#else |
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# if ULONG_MAX >> 31 >> 31 >> 1 == 1 |
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# undef uint64_t |
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typedef unsigned long int gl_uint64_t; |
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# define uint64_t gl_uint64_t |
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# define GL_UINT64_T |
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# elif defined _MSC_VER |
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# undef uint64_t |
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typedef unsigned __int64 gl_uint64_t; |
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# define uint64_t gl_uint64_t |
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# define GL_UINT64_T |
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# elif @HAVE_UNSIGNED_LONG_LONG_INT@ |
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# undef uint64_t |
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typedef unsigned long long int gl_uint64_t; |
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# define uint64_t gl_uint64_t |
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# define GL_UINT64_T |
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# endif |
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#endif |
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/* Avoid collision with Solaris 2.5.1 <pthread.h> etc. */ |
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#define _UINT8_T |
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#define _UINT32_T |
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#define _UINT64_T |
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/* 7.18.1.2. Minimum-width integer types */ |
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types |
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are the same as the corresponding N_t types. */ |
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#undef int_least8_t |
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#undef uint_least8_t |
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#undef int_least16_t |
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#undef uint_least16_t |
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#undef int_least32_t |
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#undef uint_least32_t |
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#undef int_least64_t |
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#undef uint_least64_t |
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#define int_least8_t int8_t |
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#define uint_least8_t uint8_t |
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#define int_least16_t int16_t |
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#define uint_least16_t uint16_t |
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#define int_least32_t int32_t |
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#define uint_least32_t uint32_t |
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#ifdef GL_INT64_T |
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# define int_least64_t int64_t |
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#endif |
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#ifdef GL_UINT64_T |
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# define uint_least64_t uint64_t |
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#endif |
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/* 7.18.1.3. Fastest minimum-width integer types */ |
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/* Note: Other <stdint.h> substitutes may define these types differently. |
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It is not recommended to use these types in public header files. */ |
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types |
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are taken from the same list of types. Assume that 'long int' |
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is fast enough for all narrower integers. */ |
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#undef int_fast8_t |
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#undef uint_fast8_t |
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#undef int_fast16_t |
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#undef uint_fast16_t |
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#undef int_fast32_t |
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#undef uint_fast32_t |
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#undef int_fast64_t |
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#undef uint_fast64_t |
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typedef long int gl_int_fast8_t; |
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typedef unsigned long int gl_uint_fast8_t; |
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typedef long int gl_int_fast16_t; |
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typedef unsigned long int gl_uint_fast16_t; |
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typedef long int gl_int_fast32_t; |
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typedef unsigned long int gl_uint_fast32_t; |
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#define int_fast8_t gl_int_fast8_t |
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#define uint_fast8_t gl_uint_fast8_t |
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#define int_fast16_t gl_int_fast16_t |
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#define uint_fast16_t gl_uint_fast16_t |
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#define int_fast32_t gl_int_fast32_t |
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#define uint_fast32_t gl_uint_fast32_t |
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#ifdef GL_INT64_T |
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# define int_fast64_t int64_t |
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#endif |
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#ifdef GL_UINT64_T |
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# define uint_fast64_t uint64_t |
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#endif |
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/* 7.18.1.4. Integer types capable of holding object pointers */ |
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#undef intptr_t |
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#undef uintptr_t |
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typedef long int gl_intptr_t; |
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typedef unsigned long int gl_uintptr_t; |
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#define intptr_t gl_intptr_t |
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#define uintptr_t gl_uintptr_t |
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/* 7.18.1.5. Greatest-width integer types */ |
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/* Note: These types are compiler dependent. It may be unwise to use them in |
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public header files. */ |
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#undef intmax_t |
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#if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1 |
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typedef long long int gl_intmax_t; |
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# define intmax_t gl_intmax_t |
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#elif defined GL_INT64_T |
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# define intmax_t int64_t |
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#else |
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typedef long int gl_intmax_t; |
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# define intmax_t gl_intmax_t |
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#endif |
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#undef uintmax_t |
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#if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1 |
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typedef unsigned long long int gl_uintmax_t; |
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# define uintmax_t gl_uintmax_t |
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#elif defined GL_UINT64_T |
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# define uintmax_t uint64_t |
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#else |
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typedef unsigned long int gl_uintmax_t; |
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# define uintmax_t gl_uintmax_t |
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#endif |
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/* Verify that intmax_t and uintmax_t have the same size. Too much code |
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breaks if this is not the case. If this check fails, the reason is likely |
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to be found in the autoconf macros. */ |
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typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) |
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? 1 : -1]; |
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#define GNULIB_defined_stdint_types 1 |
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#endif /* !GNULIB_defined_stdint_types */ |
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/* 7.18.2. Limits of specified-width integer types */ |
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#if ! defined __cplusplus || defined __STDC_LIMIT_MACROS |
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/* 7.18.2.1. Limits of exact-width integer types */ |
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits. */ |
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#undef INT8_MIN |
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#undef INT8_MAX |
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#undef UINT8_MAX |
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#define INT8_MIN (~ INT8_MAX) |
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#define INT8_MAX 127 |
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#define UINT8_MAX 255 |
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#undef INT16_MIN |
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#undef INT16_MAX |
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#undef UINT16_MAX |
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#define INT16_MIN (~ INT16_MAX) |
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#define INT16_MAX 32767 |
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#define UINT16_MAX 65535 |
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#undef INT32_MIN |
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#undef INT32_MAX |
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#undef UINT32_MAX |
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#define INT32_MIN (~ INT32_MAX) |
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#define INT32_MAX 2147483647 |
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#define UINT32_MAX 4294967295U |
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#if defined GL_INT64_T && ! defined INT64_MAX |
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/* Prefer (- INTMAX_C (1) << 63) over (~ INT64_MAX) because SunPRO C 5.0 |
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evaluates the latter incorrectly in preprocessor expressions. */ |
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# define INT64_MIN (- INTMAX_C (1) << 63) |
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# define INT64_MAX INTMAX_C (9223372036854775807) |
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#endif |
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#if defined GL_UINT64_T && ! defined UINT64_MAX |
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# define UINT64_MAX UINTMAX_C (18446744073709551615) |
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#endif |
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/* 7.18.2.2. Limits of minimum-width integer types */ |
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types |
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are the same as the corresponding N_t types. */ |
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#undef INT_LEAST8_MIN |
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#undef INT_LEAST8_MAX |
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#undef UINT_LEAST8_MAX |
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#define INT_LEAST8_MIN INT8_MIN |
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#define INT_LEAST8_MAX INT8_MAX |
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#define UINT_LEAST8_MAX UINT8_MAX |
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#undef INT_LEAST16_MIN |
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#undef INT_LEAST16_MAX |
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#undef UINT_LEAST16_MAX |
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#define INT_LEAST16_MIN INT16_MIN |
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#define INT_LEAST16_MAX INT16_MAX |
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#define UINT_LEAST16_MAX UINT16_MAX |
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#undef INT_LEAST32_MIN |
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#undef INT_LEAST32_MAX |
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#undef UINT_LEAST32_MAX |
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#define INT_LEAST32_MIN INT32_MIN |
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#define INT_LEAST32_MAX INT32_MAX |
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#define UINT_LEAST32_MAX UINT32_MAX |
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#undef INT_LEAST64_MIN |
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#undef INT_LEAST64_MAX |
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#ifdef GL_INT64_T |
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# define INT_LEAST64_MIN INT64_MIN |
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# define INT_LEAST64_MAX INT64_MAX |
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#endif |
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#undef UINT_LEAST64_MAX |
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#ifdef GL_UINT64_T |
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# define UINT_LEAST64_MAX UINT64_MAX |
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#endif |
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/* 7.18.2.3. Limits of fastest minimum-width integer types */ |
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types |
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are taken from the same list of types. */ |
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#undef INT_FAST8_MIN |
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#undef INT_FAST8_MAX |
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#undef UINT_FAST8_MAX |
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#define INT_FAST8_MIN LONG_MIN |
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#define INT_FAST8_MAX LONG_MAX |
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#define UINT_FAST8_MAX ULONG_MAX |
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#undef INT_FAST16_MIN |
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#undef INT_FAST16_MAX |
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#undef UINT_FAST16_MAX |
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#define INT_FAST16_MIN LONG_MIN |
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#define INT_FAST16_MAX LONG_MAX |
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#define UINT_FAST16_MAX ULONG_MAX |
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#undef INT_FAST32_MIN |
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#undef INT_FAST32_MAX |
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#undef UINT_FAST32_MAX |
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#define INT_FAST32_MIN LONG_MIN |
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#define INT_FAST32_MAX LONG_MAX |
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#define UINT_FAST32_MAX ULONG_MAX |
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#undef INT_FAST64_MIN |
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#undef INT_FAST64_MAX |
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#ifdef GL_INT64_T |
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# define INT_FAST64_MIN INT64_MIN |
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# define INT_FAST64_MAX INT64_MAX |
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#endif |
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#undef UINT_FAST64_MAX |
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#ifdef GL_UINT64_T |
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# define UINT_FAST64_MAX UINT64_MAX |
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#endif |
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/* 7.18.2.4. Limits of integer types capable of holding object pointers */ |
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#undef INTPTR_MIN |
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#undef INTPTR_MAX |
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#undef UINTPTR_MAX |
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#define INTPTR_MIN LONG_MIN |
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#define INTPTR_MAX LONG_MAX |
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#define UINTPTR_MAX ULONG_MAX |
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/* 7.18.2.5. Limits of greatest-width integer types */ |
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#undef INTMAX_MIN |
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#undef INTMAX_MAX |
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#ifdef INT64_MAX |
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# define INTMAX_MIN INT64_MIN |
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# define INTMAX_MAX INT64_MAX |
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#else |
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# define INTMAX_MIN INT32_MIN |
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# define INTMAX_MAX INT32_MAX |
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#endif |
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#undef UINTMAX_MAX |
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#ifdef UINT64_MAX |
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# define UINTMAX_MAX UINT64_MAX |
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#else |
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# define UINTMAX_MAX UINT32_MAX |
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#endif |
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/* 7.18.3. Limits of other integer types */ |
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/* ptrdiff_t limits */ |
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#undef PTRDIFF_MIN |
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#undef PTRDIFF_MAX |
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#if @APPLE_UNIVERSAL_BUILD@ |
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# ifdef _LP64 |
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# define PTRDIFF_MIN _STDINT_MIN (1, 64, 0l) |
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# define PTRDIFF_MAX _STDINT_MAX (1, 64, 0l) |
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# else |
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# define PTRDIFF_MIN _STDINT_MIN (1, 32, 0) |
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# define PTRDIFF_MAX _STDINT_MAX (1, 32, 0) |
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# endif |
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#else |
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# define PTRDIFF_MIN \ |
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_STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) |
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# define PTRDIFF_MAX \ |
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_STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) |
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#endif |
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/* sig_atomic_t limits */ |
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#undef SIG_ATOMIC_MIN |
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#undef SIG_ATOMIC_MAX |
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#define SIG_ATOMIC_MIN \ |
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_STDINT_MIN (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \ |
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0@SIG_ATOMIC_T_SUFFIX@) |
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#define SIG_ATOMIC_MAX \ |
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_STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \ |
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0@SIG_ATOMIC_T_SUFFIX@) |
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/* size_t limit */ |
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#undef SIZE_MAX |
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#if @APPLE_UNIVERSAL_BUILD@ |
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# ifdef _LP64 |
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# define SIZE_MAX _STDINT_MAX (0, 64, 0ul) |
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# else |
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# define SIZE_MAX _STDINT_MAX (0, 32, 0ul) |
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# endif |
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#else |
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# define SIZE_MAX _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@) |
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#endif |
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/* wchar_t limits */ |
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/* Get WCHAR_MIN, WCHAR_MAX. |
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This include is not on the top, above, because on OSF/1 4.0 we have a |
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sequence of nested includes |
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<wchar.h> -> <stdio.h> -> <getopt.h> -> <stdlib.h>, and the latter includes |
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<stdint.h> and assumes its types are already defined. */ |
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#if @HAVE_WCHAR_H@ && ! (defined WCHAR_MIN && defined WCHAR_MAX) |
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/* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be |
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included before <wchar.h>. */ |
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# include <stddef.h> |
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# include <stdio.h> |
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# include <time.h> |
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# define _GL_JUST_INCLUDE_SYSTEM_WCHAR_H |
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# include <wchar.h> |
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# undef _GL_JUST_INCLUDE_SYSTEM_WCHAR_H |
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#endif |
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#undef WCHAR_MIN |
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#undef WCHAR_MAX |
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#define WCHAR_MIN \ |
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_STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) |
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#define WCHAR_MAX \ |
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_STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) |
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|
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/* wint_t limits */ |
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#undef WINT_MIN |
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#undef WINT_MAX |
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#define WINT_MIN \ |
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_STDINT_MIN (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) |
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#define WINT_MAX \ |
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_STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) |
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#endif /* !defined __cplusplus || defined __STDC_LIMIT_MACROS */ |
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/* 7.18.4. Macros for integer constants */ |
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#if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS |
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/* 7.18.4.1. Macros for minimum-width integer constants */ |
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/* According to ISO C 99 Technical Corrigendum 1 */ |
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|
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/* Here we assume a standard architecture where the hardware integer |
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types have 8, 16, 32, optionally 64 bits, and int is 32 bits. */ |
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#undef INT8_C |
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#undef UINT8_C |
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#define INT8_C(x) x |
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#define UINT8_C(x) x |
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#undef INT16_C |
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#undef UINT16_C |
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#define INT16_C(x) x |
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#define UINT16_C(x) x |
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#undef INT32_C |
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#undef UINT32_C |
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#define INT32_C(x) x |
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#define UINT32_C(x) x ## U |
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#undef INT64_C |
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#undef UINT64_C |
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#if LONG_MAX >> 31 >> 31 == 1 |
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# define INT64_C(x) x##L |
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#elif defined _MSC_VER |
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# define INT64_C(x) x##i64 |
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#elif @HAVE_LONG_LONG_INT@ |
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# define INT64_C(x) x##LL |
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#endif |
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#if ULONG_MAX >> 31 >> 31 >> 1 == 1 |
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# define UINT64_C(x) x##UL |
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#elif defined _MSC_VER |
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# define UINT64_C(x) x##ui64 |
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#elif @HAVE_UNSIGNED_LONG_LONG_INT@ |
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# define UINT64_C(x) x##ULL |
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#endif |
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|
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/* 7.18.4.2. Macros for greatest-width integer constants */ |
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|
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#undef INTMAX_C |
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#if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1 |
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# define INTMAX_C(x) x##LL |
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#elif defined GL_INT64_T |
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# define INTMAX_C(x) INT64_C(x) |
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#else |
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# define INTMAX_C(x) x##L |
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#endif |
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|
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#undef UINTMAX_C |
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#if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1 |
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# define UINTMAX_C(x) x##ULL |
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#elif defined GL_UINT64_T |
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# define UINTMAX_C(x) UINT64_C(x) |
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#else |
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# define UINTMAX_C(x) x##UL |
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#endif |
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|
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#endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */ |
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#endif /* _@GUARD_PREFIX@_STDINT_H */ |
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#endif /* !defined _@GUARD_PREFIX@_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */
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