Imported Upstream version 1.4.12
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291 changed files with 27277 additions and 11364 deletions
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@ -1,5 +1,5 @@
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# stdint.m4 serial 22
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dnl Copyright (C) 2001-2002, 2004-2007 Free Software Foundation, Inc.
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# stdint.m4 serial 29
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dnl Copyright (C) 2001-2007 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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@ -45,32 +45,32 @@ AC_DEFUN([gl_STDINT_H],
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fi
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AC_SUBST([HAVE_SYS_TYPES_H])
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dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_stdint_h.
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gl_CHECK_NEXT_HEADERS([stdint.h])
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if test $ac_cv_header_stdint_h = yes; then
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gl_ABSOLUTE_HEADER([stdint.h])
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ABSOLUTE_STDINT_H=\"$gl_cv_absolute_stdint_h\"
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HAVE_STDINT_H=1
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else
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ABSOLUTE_STDINT_H=\"no/such/file/stdint.h\"
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HAVE_STDINT_H=0
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fi
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AC_SUBST([ABSOLUTE_STDINT_H])
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AC_SUBST([HAVE_STDINT_H])
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dnl Now see whether we need a substitute <stdint.h>. Use
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dnl ABSOLUTE_STDINT_H, not <stdint.h>, so that it also works during
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dnl a "config.status --recheck" if a stdint.h has been
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dnl created in the build directory.
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dnl Now see whether we need a substitute <stdint.h>.
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if test $ac_cv_header_stdint_h = yes; then
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AC_CACHE_CHECK([whether stdint.h conforms to C99],
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[gl_cv_header_working_stdint_h],
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[gl_cv_header_working_stdint_h=no
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([[
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#include <stddef.h>
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#define __STDC_LIMIT_MACROS 1 /* to make it work also in C++ mode */
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#define __STDC_CONSTANT_MACROS 1 /* to make it work also in C++ mode */
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#include ABSOLUTE_STDINT_H
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#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */
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#include <stdint.h>
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/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in <wchar.h>. */
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#if !(defined WCHAR_MIN && defined WCHAR_MAX)
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#error "WCHAR_MIN, WCHAR_MAX not defined in <stdint.h>"
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#endif
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]
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gl_STDINT_INCLUDES
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[
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#ifdef INT8_MAX
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int8_t a1 = INT8_MAX;
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int8_t a1min = INT8_MIN;
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@ -142,12 +142,32 @@ uintptr_t h = UINTPTR_MAX;
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#endif
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intmax_t i = INTMAX_MAX;
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uintmax_t j = UINTMAX_MAX;
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#include <limits.h> /* for CHAR_BIT */
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#define TYPE_MINIMUM(t) \
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((t) ((t) 0 < (t) -1 ? (t) 0 : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)))
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#define TYPE_MAXIMUM(t) \
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((t) ((t) 0 < (t) -1 ? (t) -1 : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))))
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struct s {
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int check_PTRDIFF: PTRDIFF_MIN < 0 && 0 < PTRDIFF_MAX ? 1 : -1;
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int check_SIG_ATOMIC: SIG_ATOMIC_MIN <= 0 && 0 < SIG_ATOMIC_MAX ? 1 : -1;
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int check_SIZE: 0 < SIZE_MAX ? 1 : -1;
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int check_WCHAR: WCHAR_MIN <= 0 && 0 < WCHAR_MAX ? 1 : -1;
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int check_WINT: WINT_MIN <= 0 && 0 < WINT_MAX ? 1 : -1;
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int check_PTRDIFF:
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PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t)
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&& PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t)
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? 1 : -1;
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/* Detect bug in FreeBSD 6.0 / ia64. */
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int check_SIG_ATOMIC:
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SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t)
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&& SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t)
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? 1 : -1;
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int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1;
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int check_WCHAR:
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WCHAR_MIN == TYPE_MINIMUM (wchar_t)
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&& WCHAR_MAX == TYPE_MAXIMUM (wchar_t)
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? 1 : -1;
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/* Detect bug in mingw. */
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int check_WINT:
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WINT_MIN == TYPE_MINIMUM (wint_t)
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&& WINT_MAX == TYPE_MAXIMUM (wint_t)
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? 1 : -1;
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/* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */
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int check_UINT8_C:
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fi
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AC_SUBST([HAVE_SYS_BITYPES_H])
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dnl Check for <wchar.h> (missing in Linux uClibc when built without wide
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dnl character support).
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AC_CHECK_HEADERS_ONCE([wchar.h])
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gl_STDINT_TYPE_PROPERTIES
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STDINT_H=stdint.h
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fi
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included before <wchar.h>. */
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#include <stddef.h>
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#include <signal.h>
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#include <stdio.h>
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#include <time.h>
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#include <wchar.h>
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#if HAVE_WCHAR_H
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# include <stdio.h>
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# include <time.h>
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# include <wchar.h>
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#endif
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]])
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dnl gl_STDINT_TYPE_PROPERTIES
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dnl Compute HAVE_SIGNED_t, BITSIZEOF_t and t_SUFFIX, for all the types t
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dnl of interest to stdint_.h.
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dnl of interest to stdint.in.h.
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AC_DEFUN([gl_STDINT_TYPE_PROPERTIES],
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[
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gl_STDINT_BITSIZEOF([ptrdiff_t sig_atomic_t size_t wchar_t wint_t],
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