diff options
Diffstat (limited to 'lib/stdint.in.h')
-rw-r--r-- | lib/stdint.in.h | 117 |
1 files changed, 75 insertions, 42 deletions
diff --git a/lib/stdint.in.h b/lib/stdint.in.h index 11e8e13f4..a98f1c8cf 100644 --- a/lib/stdint.in.h +++ b/lib/stdint.in.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2001-2002, 2004-2017 Free Software Foundation, Inc. +/* Copyright (C) 2001-2002, 2004-2021 Free Software Foundation, Inc. Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood. This file is part of gnulib. @@ -13,11 +13,11 @@ GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License - along with this program; if not, see <http://www.gnu.org/licenses/>. */ + along with this program; if not, see <https://www.gnu.org/licenses/>. */ /* * ISO C 99 <stdint.h> for platforms that lack it. - * <http://www.opengroup.org/susv3xbd/stdint.h.html> + * <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/stdint.h.html> */ #ifndef _@GUARD_PREFIX@_STDINT_H @@ -128,8 +128,13 @@ Return an unspecified value if BITS == 0, adding a check to pacify picky compilers. */ -# define _STDINT_MIN(signed, bits, zero) \ - ((signed) ? ~ _STDINT_MAX (signed, bits, zero) : (zero)) +/* These are separate macros, because if you try to merge these macros into + a single one, HP-UX cc rejects the resulting expression in constant + expressions. */ +# define _STDINT_UNSIGNED_MIN(bits, zero) \ + (zero) +# define _STDINT_SIGNED_MIN(bits, zero) \ + (~ _STDINT_MAX (1, bits, zero)) # define _STDINT_MAX(signed, bits, zero) \ (((((zero) + 1) << ((bits) ? (bits) - 1 - (signed) : 0)) - 1) * 2 + 1) @@ -183,7 +188,7 @@ typedef long int gl_int64_t; typedef __int64 gl_int64_t; # define int64_t gl_int64_t # define GL_INT64_T -# elif @HAVE_LONG_LONG_INT@ +# else # undef int64_t typedef long long int gl_int64_t; # define int64_t gl_int64_t @@ -204,7 +209,7 @@ typedef unsigned long int gl_uint64_t; typedef unsigned __int64 gl_uint64_t; # define uint64_t gl_uint64_t # define GL_UINT64_T -# elif @HAVE_UNSIGNED_LONG_LONG_INT@ +# else # undef uint64_t typedef unsigned long long int gl_uint64_t; # define uint64_t gl_uint64_t @@ -294,16 +299,25 @@ typedef gl_uint_fast32_t gl_uint_fast16_t; /* 7.18.1.4. Integer types capable of holding object pointers */ -/* kLIBC's stdint.h defines _INTPTR_T_DECLARED and needs its own +/* kLIBC's <stdint.h> defines _INTPTR_T_DECLARED and needs its own definitions of intptr_t and uintptr_t (which use int and unsigned) - to avoid clashes with declarations of system functions like sbrk. */ -# ifndef _INTPTR_T_DECLARED -# undef intptr_t -# undef uintptr_t + to avoid clashes with declarations of system functions like sbrk. + Similarly, MinGW WSL-5.4.1 <stdint.h> needs its own intptr_t and + uintptr_t to avoid conflicting declarations of system functions like + _findclose in <io.h>. */ +# if !((defined __KLIBC__ && defined _INTPTR_T_DECLARED) \ + || defined __MINGW32__) +# undef intptr_t +# undef uintptr_t +# ifdef _WIN64 +typedef long long int gl_intptr_t; +typedef unsigned long long int gl_uintptr_t; +# else typedef long int gl_intptr_t; typedef unsigned long int gl_uintptr_t; -# define intptr_t gl_intptr_t -# define uintptr_t gl_uintptr_t +# endif +# define intptr_t gl_intptr_t +# define uintptr_t gl_uintptr_t # endif /* 7.18.1.5. Greatest-width integer types */ @@ -318,7 +332,7 @@ typedef unsigned long int gl_uintptr_t; # ifndef INTMAX_MAX # undef INTMAX_C # undef intmax_t -# if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1 +# if LONG_MAX >> 30 == 1 typedef long long int gl_intmax_t; # define intmax_t gl_intmax_t # elif defined GL_INT64_T @@ -332,7 +346,7 @@ typedef long int gl_intmax_t; # ifndef UINTMAX_MAX # undef UINTMAX_C # undef uintmax_t -# if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1 +# if ULONG_MAX >> 31 == 1 typedef unsigned long long int gl_uintmax_t; # define uintmax_t gl_uintmax_t # elif defined GL_UINT64_T @@ -480,9 +494,15 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) # undef INTPTR_MIN # undef INTPTR_MAX # undef UINTPTR_MAX -# define INTPTR_MIN LONG_MIN -# define INTPTR_MAX LONG_MAX -# define UINTPTR_MAX ULONG_MAX +# ifdef _WIN64 +# define INTPTR_MIN LLONG_MIN +# define INTPTR_MAX LLONG_MAX +# define UINTPTR_MAX ULLONG_MAX +# else +# define INTPTR_MIN LONG_MIN +# define INTPTR_MAX LONG_MAX +# define UINTPTR_MAX ULONG_MAX +# endif /* 7.18.2.5. Limits of greatest-width integer types */ @@ -512,15 +532,15 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) # undef PTRDIFF_MAX # if @APPLE_UNIVERSAL_BUILD@ # ifdef _LP64 -# define PTRDIFF_MIN _STDINT_MIN (1, 64, 0l) +# define PTRDIFF_MIN _STDINT_SIGNED_MIN (64, 0l) # define PTRDIFF_MAX _STDINT_MAX (1, 64, 0l) # else -# define PTRDIFF_MIN _STDINT_MIN (1, 32, 0) +# define PTRDIFF_MIN _STDINT_SIGNED_MIN (32, 0) # define PTRDIFF_MAX _STDINT_MAX (1, 32, 0) # endif # else # define PTRDIFF_MIN \ - _STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) + _STDINT_SIGNED_MIN (@BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) # define PTRDIFF_MAX \ _STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@) # endif @@ -528,9 +548,13 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) /* 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@) +# if @HAVE_SIGNED_SIG_ATOMIC_T@ +# define SIG_ATOMIC_MIN \ + _STDINT_SIGNED_MIN (@BITSIZEOF_SIG_ATOMIC_T@, 0@SIG_ATOMIC_T_SUFFIX@) +# else +# define SIG_ATOMIC_MIN \ + _STDINT_UNSIGNED_MIN (@BITSIZEOF_SIG_ATOMIC_T@, 0@SIG_ATOMIC_T_SUFFIX@) +# endif # define SIG_ATOMIC_MAX \ _STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \ 0@SIG_ATOMIC_T_SUFFIX@) @@ -555,29 +579,38 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) <wchar.h> -> <stdio.h> -> <getopt.h> -> <stdlib.h>, and the latter includes <stdint.h> and assumes its types are already defined. */ # if @HAVE_WCHAR_H@ && ! (defined WCHAR_MIN && defined WCHAR_MAX) - /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be - included before <wchar.h>. */ -# include <stddef.h> -# include <stdio.h> -# include <time.h> # define _GL_JUST_INCLUDE_SYSTEM_WCHAR_H # include <wchar.h> # undef _GL_JUST_INCLUDE_SYSTEM_WCHAR_H # endif # undef WCHAR_MIN # undef WCHAR_MAX -# define WCHAR_MIN \ - _STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) +# if @HAVE_SIGNED_WCHAR_T@ +# define WCHAR_MIN \ + _STDINT_SIGNED_MIN (@BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) +# else +# define WCHAR_MIN \ + _STDINT_UNSIGNED_MIN (@BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@) +# endif # 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@) +/* If gnulib's <wchar.h> or <wctype.h> overrides wint_t, @WINT_T_SUFFIX@ is not + accurate, therefore use the definitions from above. */ +# if !@GNULIB_OVERRIDES_WINT_T@ +# undef WINT_MIN +# undef WINT_MAX +# if @HAVE_SIGNED_WINT_T@ +# define WINT_MIN \ + _STDINT_SIGNED_MIN (@BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) +# else +# define WINT_MIN \ + _STDINT_UNSIGNED_MIN (@BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) +# endif +# define WINT_MAX \ + _STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@) +# endif /* 7.18.4. Macros for integer constants */ @@ -608,21 +641,21 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) # define INT64_C(x) x##L # elif defined _MSC_VER # define INT64_C(x) x##i64 -# elif @HAVE_LONG_LONG_INT@ +# else # 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@ +# else # define UINT64_C(x) x##ULL # endif /* 7.18.4.2. Macros for greatest-width integer constants */ # ifndef INTMAX_C -# if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1 +# if LONG_MAX >> 30 == 1 # define INTMAX_C(x) x##LL # elif defined GL_INT64_T # define INTMAX_C(x) INT64_C(x) @@ -632,7 +665,7 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t) # endif # ifndef UINTMAX_C -# if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1 +# if ULONG_MAX >> 31 == 1 # define UINTMAX_C(x) x##ULL # elif defined GL_UINT64_T # define UINTMAX_C(x) UINT64_C(x) |