| /* Copyright (C) 2001-2002, 2004-2007 Free Software Foundation, Inc. |
| Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood. |
| This file is part of gnulib. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software Foundation, |
| Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
| |
| #ifndef _GL_STDINT_H |
| #define _GL_STDINT_H |
| |
| /* |
| * ISO C 99 <stdint.h> for platforms that lack it. |
| * <http://www.opengroup.org/susv3xbd/stdint.h.html> |
| */ |
| |
| /* Get those types that are already defined in other system include |
| files, so that we can "#define int8_t signed char" below without |
| worrying about a later system include file containing a "typedef |
| signed char int8_t;" that will get messed up by our macro. Our |
| macros should all be consistent with the system versions, except |
| for the "fast" types and macros, which we recommend against using |
| in public interfaces due to compiler differences. */ |
| |
| #if @HAVE_STDINT_H@ |
| # if defined __sgi && ! defined __c99 |
| /* Bypass IRIX's <stdint.h> if in C89 mode, since it merely annoys users |
| with "This header file is to be used only for c99 mode compilations" |
| diagnostics. */ |
| # define __STDINT_H__ |
| # endif |
| /* Other systems may have an incomplete or buggy <stdint.h>. |
| Include it before <inttypes.h>, since any "#include <stdint.h>" |
| in <inttypes.h> would reinclude us, skipping our contents because |
| _GL_STDINT_H is defined. */ |
| # include @ABSOLUTE_STDINT_H@ |
| #endif |
| |
| /* <sys/types.h> defines some of the stdint.h types as well, on glibc, |
| IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>). |
| AIX 5.2 <sys/types.h> isn't needed and causes troubles. |
| MacOS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but |
| relies on the system <stdint.h> definitions, so include |
| <sys/types.h> after @ABSOLUTE_STDINT_H@. */ |
| #if @HAVE_SYS_TYPES_H@ && ! defined _AIX |
| # include <sys/types.h> |
| #endif |
| |
| /* Get LONG_MIN, LONG_MAX, ULONG_MAX. */ |
| #include <limits.h> |
| |
| #if @HAVE_INTTYPES_H@ |
| /* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines |
| int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__. |
| <inttypes.h> also defines intptr_t and uintptr_t. */ |
| # define _GL_JUST_INCLUDE_ABSOLUTE_INTTYPES_H |
| # include <inttypes.h> |
| # undef _GL_JUST_INCLUDE_ABSOLUTE_INTTYPES_H |
| #elif @HAVE_SYS_INTTYPES_H@ |
| /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and |
| the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. */ |
| # include <sys/inttypes.h> |
| #endif |
| |
| #if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__ |
| /* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines |
| int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is |
| included by <sys/types.h>. */ |
| # include <sys/bitypes.h> |
| #endif |
| |
| #if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS |
| |
| /* Get WCHAR_MIN, WCHAR_MAX. */ |
| # if ! (defined WCHAR_MIN && defined WCHAR_MAX) |
| # include <wchar.h> |
| # endif |
| |
| #endif |
| |
| /* Minimum and maximum values for a integer type under the usual assumption. |
| Return an unspecified value if BITS == 0, adding a check to pacify |
| picky compilers. */ |
| |
| #define _STDINT_MIN(signed, bits, zero) \ |
| ((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero)) |
| |
| #define _STDINT_MAX(signed, bits, zero) \ |
| ((signed) \ |
| ? ~ _STDINT_MIN (signed, bits, zero) \ |
| : ((((zero) + 1) << ((bits) ? (bits) - 1 : 0)) - 1) * 2 + 1) |
| |
| /* 7.18.1.1. Exact-width integer types */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits. */ |
| |
| #undef int8_t |
| #undef uint8_t |
| #define int8_t signed char |
| #define uint8_t unsigned char |
| |
| #undef int16_t |
| #undef uint16_t |
| #define int16_t short int |
| #define uint16_t unsigned short int |
| |
| #undef int32_t |
| #undef uint32_t |
| #define int32_t int |
| #define uint32_t unsigned int |
| |
| /* Do not undefine int64_t if gnulib is not being used with 64-bit |
| types, since otherwise it breaks platforms like Tandem/NSK. */ |
| #if LONG_MAX >> 31 >> 31 == 1 |
| # undef int64_t |
| # define int64_t long int |
| # define GL_INT64_T |
| #elif defined _MSC_VER |
| # undef int64_t |
| # define int64_t __int64 |
| # define GL_INT64_T |
| #elif @HAVE_LONG_LONG_INT@ |
| # undef int64_t |
| # define int64_t long long int |
| # define GL_INT64_T |
| #endif |
| |
| #if ULONG_MAX >> 31 >> 31 >> 1 == 1 |
| # undef uint64_t |
| # define uint64_t unsigned long int |
| # define GL_UINT64_T |
| #elif defined _MSC_VER |
| # undef uint64_t |
| # define uint64_t unsigned __int64 |
| # define GL_UINT64_T |
| #elif @HAVE_UNSIGNED_LONG_LONG_INT@ |
| # undef uint64_t |
| # define uint64_t unsigned long long int |
| # define GL_UINT64_T |
| #endif |
| |
| /* Avoid collision with Solaris 2.5.1 <pthread.h> etc. */ |
| #define _UINT8_T |
| #define _UINT32_T |
| #define _UINT64_T |
| |
| |
| /* 7.18.1.2. Minimum-width integer types */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types |
| are the same as the corresponding N_t types. */ |
| |
| #undef int_least8_t |
| #undef uint_least8_t |
| #undef int_least16_t |
| #undef uint_least16_t |
| #undef int_least32_t |
| #undef uint_least32_t |
| #undef int_least64_t |
| #undef uint_least64_t |
| #define int_least8_t int8_t |
| #define uint_least8_t uint8_t |
| #define int_least16_t int16_t |
| #define uint_least16_t uint16_t |
| #define int_least32_t int32_t |
| #define uint_least32_t uint32_t |
| #ifdef GL_INT64_T |
| # define int_least64_t int64_t |
| #endif |
| #ifdef GL_UINT64_T |
| # define uint_least64_t uint64_t |
| #endif |
| |
| /* 7.18.1.3. Fastest minimum-width integer types */ |
| |
| /* Note: Other <stdint.h> substitutes may define these types differently. |
| It is not recommended to use these types in public header files. */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types |
| are taken from the same list of types. Assume that 'long int' |
| is fast enough for all narrower integers. */ |
| |
| #undef int_fast8_t |
| #undef uint_fast8_t |
| #undef int_fast16_t |
| #undef uint_fast16_t |
| #undef int_fast32_t |
| #undef uint_fast32_t |
| #undef int_fast64_t |
| #undef uint_fast64_t |
| #define int_fast8_t long int |
| #define uint_fast8_t unsigned int_fast8_t |
| #define int_fast16_t long int |
| #define uint_fast16_t unsigned int_fast16_t |
| #define int_fast32_t long int |
| #define uint_fast32_t unsigned int_fast32_t |
| #ifdef GL_INT64_T |
| # define int_fast64_t int64_t |
| #endif |
| #ifdef GL_UINT64_T |
| # define uint_fast64_t uint64_t |
| #endif |
| |
| /* 7.18.1.4. Integer types capable of holding object pointers */ |
| |
| #undef intptr_t |
| #undef uintptr_t |
| #define intptr_t long int |
| #define uintptr_t unsigned long int |
| |
| /* 7.18.1.5. Greatest-width integer types */ |
| |
| /* Note: These types are compiler dependent. It may be unwise to use them in |
| public header files. */ |
| |
| #undef intmax_t |
| #if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1 |
| # define intmax_t long long int |
| #elif defined GL_INT64_T |
| # define intmax_t int64_t |
| #else |
| # define intmax_t long int |
| #endif |
| |
| #undef uintmax_t |
| #if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1 |
| # define uintmax_t unsigned long long int |
| #elif defined GL_UINT64_T |
| # define uintmax_t uint64_t |
| #else |
| # define uintmax_t unsigned long int |
| #endif |
| |
| /* 7.18.2. Limits of specified-width integer types */ |
| |
| #if ! defined __cplusplus || defined __STDC_LIMIT_MACROS |
| |
| /* 7.18.2.1. Limits of exact-width integer types */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits. */ |
| |
| #undef INT8_MIN |
| #undef INT8_MAX |
| #undef UINT8_MAX |
| #define INT8_MIN (~ INT8_MAX) |
| #define INT8_MAX 127 |
| #define UINT8_MAX 255 |
| |
| #undef INT16_MIN |
| #undef INT16_MAX |
| #undef UINT16_MAX |
| #define INT16_MIN (~ INT16_MAX) |
| #define INT16_MAX 32767 |
| #define UINT16_MAX 65535 |
| |
| #undef INT32_MIN |
| #undef INT32_MAX |
| #undef UINT32_MAX |
| #define INT32_MIN (~ INT32_MAX) |
| #define INT32_MAX 2147483647 |
| #define UINT32_MAX 4294967295U |
| |
| #undef INT64_MIN |
| #undef INT64_MAX |
| #ifdef GL_INT64_T |
| /* Prefer (- INTMAX_C (1) << 63) over (~ INT64_MAX) because SunPRO C 5.0 |
| evaluates the latter incorrectly in preprocessor expressions. */ |
| # define INT64_MIN (- INTMAX_C (1) << 63) |
| # define INT64_MAX INTMAX_C (9223372036854775807) |
| #endif |
| |
| #undef UINT64_MAX |
| #ifdef GL_UINT64_T |
| # define UINT64_MAX UINTMAX_C (18446744073709551615) |
| #endif |
| |
| /* 7.18.2.2. Limits of minimum-width integer types */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types |
| are the same as the corresponding N_t types. */ |
| |
| #undef INT_LEAST8_MIN |
| #undef INT_LEAST8_MAX |
| #undef UINT_LEAST8_MAX |
| #define INT_LEAST8_MIN INT8_MIN |
| #define INT_LEAST8_MAX INT8_MAX |
| #define UINT_LEAST8_MAX UINT8_MAX |
| |
| #undef INT_LEAST16_MIN |
| #undef INT_LEAST16_MAX |
| #undef UINT_LEAST16_MAX |
| #define INT_LEAST16_MIN INT16_MIN |
| #define INT_LEAST16_MAX INT16_MAX |
| #define UINT_LEAST16_MAX UINT16_MAX |
| |
| #undef INT_LEAST32_MIN |
| #undef INT_LEAST32_MAX |
| #undef UINT_LEAST32_MAX |
| #define INT_LEAST32_MIN INT32_MIN |
| #define INT_LEAST32_MAX INT32_MAX |
| #define UINT_LEAST32_MAX UINT32_MAX |
| |
| #undef INT_LEAST64_MIN |
| #undef INT_LEAST64_MAX |
| #ifdef GL_INT64_T |
| # define INT_LEAST64_MIN INT64_MIN |
| # define INT_LEAST64_MAX INT64_MAX |
| #endif |
| |
| #undef UINT_LEAST64_MAX |
| #ifdef GL_UINT64_T |
| # define UINT_LEAST64_MAX UINT64_MAX |
| #endif |
| |
| /* 7.18.2.3. Limits of fastest minimum-width integer types */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types |
| are taken from the same list of types. */ |
| |
| #undef INT_FAST8_MIN |
| #undef INT_FAST8_MAX |
| #undef UINT_FAST8_MAX |
| #define INT_FAST8_MIN LONG_MIN |
| #define INT_FAST8_MAX LONG_MAX |
| #define UINT_FAST8_MAX ULONG_MAX |
| |
| #undef INT_FAST16_MIN |
| #undef INT_FAST16_MAX |
| #undef UINT_FAST16_MAX |
| #define INT_FAST16_MIN LONG_MIN |
| #define INT_FAST16_MAX LONG_MAX |
| #define UINT_FAST16_MAX ULONG_MAX |
| |
| #undef INT_FAST32_MIN |
| #undef INT_FAST32_MAX |
| #undef UINT_FAST32_MAX |
| #define INT_FAST32_MIN LONG_MIN |
| #define INT_FAST32_MAX LONG_MAX |
| #define UINT_FAST32_MAX ULONG_MAX |
| |
| #undef INT_FAST64_MIN |
| #undef INT_FAST64_MAX |
| #ifdef GL_INT64_T |
| # define INT_FAST64_MIN INT64_MIN |
| # define INT_FAST64_MAX INT64_MAX |
| #endif |
| |
| #undef UINT_FAST64_MAX |
| #ifdef GL_UINT64_T |
| # define UINT_FAST64_MAX UINT64_MAX |
| #endif |
| |
| /* 7.18.2.4. Limits of integer types capable of holding object pointers */ |
| |
| #undef INTPTR_MIN |
| #undef INTPTR_MAX |
| #undef UINTPTR_MAX |
| #define INTPTR_MIN LONG_MIN |
| #define INTPTR_MAX LONG_MAX |
| #define UINTPTR_MAX ULONG_MAX |
| |
| /* 7.18.2.5. Limits of greatest-width integer types */ |
| |
| #undef INTMAX_MIN |
| #undef INTMAX_MAX |
| #ifdef INT64_MAX |
| # define INTMAX_MIN INT64_MIN |
| # define INTMAX_MAX INT64_MAX |
| #else |
| # define INTMAX_MIN INT32_MIN |
| # define INTMAX_MAX INT32_MAX |
| #endif |
| |
| #undef UINTMAX_MAX |
| #ifdef UINT64_MAX |
| # define UINTMAX_MAX UINT64_MAX |
| #else |
| # define UINTMAX_MAX UINT32_MAX |
| #endif |
| |
| /* 7.18.3. Limits of other integer types */ |
| |
| /* ptrdiff_t limits */ |
| #undef PTRDIFF_MIN |
| #undef PTRDIFF_MAX |
| #define PTRDIFF_MIN \ |
| _STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) |
| #define PTRDIFF_MAX \ |
| _STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) |
| |
| /* sig_atomic_t limits */ |
| #undef SIG_ATOMIC_MIN |
| #undef SIG_ATOMIC_MAX |
| #define SIG_ATOMIC_MIN \ |
| _STDINT_MIN (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \ |
| 0@SIG_ATOMIC_T_SUFFIX@) |
| #define SIG_ATOMIC_MAX \ |
| _STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \ |
| 0@SIG_ATOMIC_T_SUFFIX@) |
| |
| |
| /* size_t limit */ |
| #undef SIZE_MAX |
| #define SIZE_MAX _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@) |
| |
| /* wchar_t limits */ |
| #undef WCHAR_MIN |
| #undef WCHAR_MAX |
| #define WCHAR_MIN \ |
| _STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) |
| #define WCHAR_MAX \ |
| _STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) |
| |
| /* wint_t limits */ |
| #undef WINT_MIN |
| #undef WINT_MAX |
| #define WINT_MIN \ |
| _STDINT_MIN (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) |
| #define WINT_MAX \ |
| _STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) |
| |
| #endif /* !defined __cplusplus || defined __STDC_LIMIT_MACROS */ |
| |
| /* 7.18.4. Macros for integer constants */ |
| |
| #if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS |
| |
| /* 7.18.4.1. Macros for minimum-width integer constants */ |
| /* According to ISO C 99 Technical Corrigendum 1 */ |
| |
| /* Here we assume a standard architecture where the hardware integer |
| types have 8, 16, 32, optionally 64 bits, and int is 32 bits. */ |
| |
| #undef INT8_C |
| #undef UINT8_C |
| #define INT8_C(x) x |
| #define UINT8_C(x) x |
| |
| #undef INT16_C |
| #undef UINT16_C |
| #define INT16_C(x) x |
| #define UINT16_C(x) x |
| |
| #undef INT32_C |
| #undef UINT32_C |
| #define INT32_C(x) x |
| #define UINT32_C(x) x ## U |
| |
| #undef INT64_C |
| #undef UINT64_C |
| #if LONG_MAX >> 31 >> 31 == 1 |
| # define INT64_C(x) x##L |
| #elif defined _MSC_VER |
| # define INT64_C(x) x##i64 |
| #elif @HAVE_LONG_LONG_INT@ |
| # define INT64_C(x) x##LL |
| #endif |
| #if ULONG_MAX >> 31 >> 31 >> 1 == 1 |
| # define UINT64_C(x) x##UL |
| #elif defined _MSC_VER |
| # define UINT64_C(x) x##ui64 |
| #elif @HAVE_UNSIGNED_LONG_LONG_INT@ |
| # define UINT64_C(x) x##ULL |
| #endif |
| |
| /* 7.18.4.2. Macros for greatest-width integer constants */ |
| |
| #undef INTMAX_C |
| #if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1 |
| # define INTMAX_C(x) x##LL |
| #elif defined GL_INT64_T |
| # define INTMAX_C(x) INT64_C(x) |
| #else |
| # define INTMAX_C(x) x##L |
| #endif |
| |
| #undef UINTMAX_C |
| #if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1 |
| # define UINTMAX_C(x) x##ULL |
| #elif defined GL_UINT64_T |
| # define UINTMAX_C(x) UINT64_C(x) |
| #else |
| # define UINTMAX_C(x) x##UL |
| #endif |
| |
| #endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */ |
| |
| #endif /* _GL_STDINT_H */ |
