-e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
-e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
-e 's|@''NEXT_STDDEF_H''@|$(NEXT_STDDEF_H)|g' \
+ -e 's|@''HAVE_MAX_ALIGN_T''@|$(HAVE_MAX_ALIGN_T)|g' \
-e 's|@''HAVE_WCHAR_T''@|$(HAVE_WCHAR_T)|g' \
-e 's|@''REPLACE_NULL''@|$(REPLACE_NULL)|g' \
< $(srcdir)/stddef.in.h; \
#ifndef _GNU_SOURCE
# undef _GNU_SOURCE
#endif
+/* Use GNU style printf and scanf. */
+#ifndef __USE_MINGW_ANSI_STDIO
+# undef __USE_MINGW_ANSI_STDIO
+#endif
/* Enable threading extensions on Solaris. */
#ifndef _POSIX_PTHREAD_SEMANTICS
# undef _POSIX_PTHREAD_SEMANTICS
AC_DEFINE([_ALL_SOURCE])
AC_DEFINE([_DARWIN_C_SOURCE])
AC_DEFINE([_GNU_SOURCE])
+ AC_DEFINE([__USE_MINGW_ANSI_STDIO])
AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
AC_DEFINE([_TANDEM_SOURCE])
AC_CACHE_CHECK([whether _XOPEN_SOURCE should be defined],
# define _GL_EXTERN_INLINE static _GL_UNUSED
#endif
+/* In GCC, suppress bogus "no previous prototype for 'FOO'"
+ and "no previous declaration for 'FOO'" diagnostics,
+ when FOO is an inline function in the header; see
+ <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54113> and
+ <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63877>. */
#if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)
# if defined __GNUC_STDC_INLINE__ && __GNUC_STDC_INLINE__
# define _GL_INLINE_HEADER_CONST_PRAGMA
# define _GL_INLINE_HEADER_CONST_PRAGMA \
_Pragma ("GCC diagnostic ignored \"-Wsuggest-attribute=const\"")
# endif
- /* Suppress GCC's bogus "no previous prototype for 'FOO'"
- and "no previous declaration for 'FOO'" diagnostics,
- when FOO is an inline function in the header; see
- <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54113>. */
# define _GL_INLINE_HEADER_BEGIN \
_Pragma ("GCC diagnostic push") \
_Pragma ("GCC diagnostic ignored \"-Wmissing-prototypes\"") \
gl_PREREQ_STRVERSCMP
fi
gl_STRING_MODULE_INDICATOR([strverscmp])
- gl_HEADER_SYS_SOCKET
+ AC_REQUIRE([gl_HEADER_SYS_SOCKET])
AC_PROG_MKDIR_P
gl_HEADER_SYS_STAT_H
AC_PROG_MKDIR_P
-# iconv.m4 serial 18 (gettext-0.18.2)
+# iconv.m4 serial 19 (gettext-0.18.2)
dnl Copyright (C) 2000-2002, 2007-2014 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
if test $am_cv_lib_iconv = yes; then
LIBS="$LIBS $LIBICONV"
fi
- AC_RUN_IFELSE(
- [AC_LANG_SOURCE([[
+ am_cv_func_iconv_works=no
+ for ac_iconv_const in '' 'const'; do
+ AC_RUN_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[
#include <iconv.h>
#include <string.h>
-int main ()
-{
- int result = 0;
+
+#ifndef ICONV_CONST
+# define ICONV_CONST $ac_iconv_const
+#endif
+ ]],
+ [[int result = 0;
/* Test against AIX 5.1 bug: Failures are not distinguishable from successful
returns. */
{
iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8");
if (cd_utf8_to_88591 != (iconv_t)(-1))
{
- static const char input[] = "\342\202\254"; /* EURO SIGN */
+ static ICONV_CONST char input[] = "\342\202\254"; /* EURO SIGN */
char buf[10];
- const char *inptr = input;
+ ICONV_CONST char *inptr = input;
size_t inbytesleft = strlen (input);
char *outptr = buf;
size_t outbytesleft = sizeof (buf);
size_t res = iconv (cd_utf8_to_88591,
- (char **) &inptr, &inbytesleft,
+ &inptr, &inbytesleft,
&outptr, &outbytesleft);
if (res == 0)
result |= 1;
iconv_t cd_ascii_to_88591 = iconv_open ("ISO8859-1", "646");
if (cd_ascii_to_88591 != (iconv_t)(-1))
{
- static const char input[] = "\263";
+ static ICONV_CONST char input[] = "\263";
char buf[10];
- const char *inptr = input;
+ ICONV_CONST char *inptr = input;
size_t inbytesleft = strlen (input);
char *outptr = buf;
size_t outbytesleft = sizeof (buf);
size_t res = iconv (cd_ascii_to_88591,
- (char **) &inptr, &inbytesleft,
+ &inptr, &inbytesleft,
&outptr, &outbytesleft);
if (res == 0)
result |= 2;
iconv_t cd_88591_to_utf8 = iconv_open ("UTF-8", "ISO-8859-1");
if (cd_88591_to_utf8 != (iconv_t)(-1))
{
- static const char input[] = "\304";
+ static ICONV_CONST char input[] = "\304";
static char buf[2] = { (char)0xDE, (char)0xAD };
- const char *inptr = input;
+ ICONV_CONST char *inptr = input;
size_t inbytesleft = 1;
char *outptr = buf;
size_t outbytesleft = 1;
size_t res = iconv (cd_88591_to_utf8,
- (char **) &inptr, &inbytesleft,
+ &inptr, &inbytesleft,
&outptr, &outbytesleft);
if (res != (size_t)(-1) || outptr - buf > 1 || buf[1] != (char)0xAD)
result |= 4;
iconv_t cd_88591_to_utf8 = iconv_open ("utf8", "iso88591");
if (cd_88591_to_utf8 != (iconv_t)(-1))
{
- static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
+ static ICONV_CONST char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
char buf[50];
- const char *inptr = input;
+ ICONV_CONST char *inptr = input;
size_t inbytesleft = strlen (input);
char *outptr = buf;
size_t outbytesleft = sizeof (buf);
size_t res = iconv (cd_88591_to_utf8,
- (char **) &inptr, &inbytesleft,
+ &inptr, &inbytesleft,
&outptr, &outbytesleft);
if ((int)res > 0)
result |= 8;
&& iconv_open ("utf8", "eucJP") == (iconv_t)(-1))
result |= 16;
return result;
-}]])],
- [am_cv_func_iconv_works=yes],
- [am_cv_func_iconv_works=no],
- [
-changequote(,)dnl
- case "$host_os" in
- aix* | hpux*) am_cv_func_iconv_works="guessing no" ;;
- *) am_cv_func_iconv_works="guessing yes" ;;
- esac
-changequote([,])dnl
- ])
+]])],
+ [am_cv_func_iconv_works=yes], ,
+ [case "$host_os" in
+ aix* | hpux*) am_cv_func_iconv_works="guessing no" ;;
+ *) am_cv_func_iconv_works="guessing yes" ;;
+ esac])
+ test "$am_cv_func_iconv_works" = no || break
+ done
LIBS="$am_save_LIBS"
])
case "$am_cv_func_iconv_works" in
# ifdef WORDS_BIGENDIAN
# define LDBL80_WORDS(exponent,manthi,mantlo) \
{ ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \
- ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16), \
+ ((unsigned int) (manthi) << 16) | ((unsigned int) (mantlo) >> 16), \
(unsigned int) (mantlo) << 16 \
}
# else
/* Test _Alignas only on platforms where gnulib can help. */
#if \
((defined __cplusplus && 201103 <= __cplusplus) \
- || __GNUC__ || __IBMC__ || __IBMCPP__ || __ICC \
- || 0x5110 <= __SUNPRO_C || 1300 <= _MSC_VER)
+ || (defined __APPLE__ && defined __MACH__ \
+ ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
+ : __GNUC__) \
+ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
+ || __ICC || 0x5110 <= __SUNPRO_C \
+ || 1300 <= _MSC_VER)
struct alignas_test { char c; char alignas (8) alignas_8; };
char test_alignas[offsetof (struct alignas_test, alignas_8) == 8
? 1 : -1];
-dnl A placeholder for POSIX 2008 <stddef.h>, for platforms that have issues.
-# stddef_h.m4 serial 4
+dnl A placeholder for <stddef.h>, for platforms that have issues.
+# stddef_h.m4 serial 5
dnl Copyright (C) 2009-2014 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_REQUIRE([gl_STDDEF_H_DEFAULTS])
AC_REQUIRE([gt_TYPE_WCHAR_T])
STDDEF_H=
+ AC_CHECK_TYPE([max_align_t], [], [HAVE_MAX_ALIGN_T=0; STDDEF_H=stddef.h],
+ [[#include <stddef.h>
+ ]])
if test $gt_cv_c_wchar_t = no; then
HAVE_WCHAR_T=0
STDDEF_H=stddef.h
[
dnl Assume proper GNU behavior unless another module says otherwise.
REPLACE_NULL=0; AC_SUBST([REPLACE_NULL])
+ HAVE_MAX_ALIGN_T=1; AC_SUBST([HAVE_MAX_ALIGN_T])
HAVE_WCHAR_T=1; AC_SUBST([HAVE_WCHAR_T])
])
AC_DEFUN([gl_STDIO_H],
[
+ dnl For __USE_MINGW_ANSI_STDIO
+ AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+
AC_REQUIRE([gl_STDIO_H_DEFAULTS])
gl_NEXT_HEADERS([stdio.h])
#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112
# if defined __cplusplus && 201103 <= __cplusplus
# define _Alignas(a) alignas (a)
-# elif (__GNUC__ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
+# elif ((defined __APPLE__ && defined __MACH__ \
+ ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
+ : __GNUC__) \
+ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
|| __ICC || 0x5110 <= __SUNPRO_C)
# define _Alignas(a) __attribute__ ((__aligned__ (a)))
# elif 1300 <= _MSC_VER
# if !(defined _@GUARD_PREFIX@_STDDEF_H && defined _GL_STDDEF_WINT_T)
# ifdef __need_wint_t
-# undef _@GUARD_PREFIX@_STDDEF_H
# define _GL_STDDEF_WINT_T
# endif
# @INCLUDE_NEXT@ @NEXT_STDDEF_H@
# @INCLUDE_NEXT@ @NEXT_STDDEF_H@
-# ifndef _@GUARD_PREFIX@_STDDEF_H
-# define _@GUARD_PREFIX@_STDDEF_H
-
/* On NetBSD 5.0, the definition of NULL lacks proper parentheses. */
-#if @REPLACE_NULL@
-# undef NULL
-# ifdef __cplusplus
+# if (@REPLACE_NULL@ \
+ && (!defined _@GUARD_PREFIX@_STDDEF_H || defined _GL_STDDEF_WINT_T))
+# undef NULL
+# ifdef __cplusplus
/* ISO C++ says that the macro NULL must expand to an integer constant
expression, hence '((void *) 0)' is not allowed in C++. */
-# if __GNUG__ >= 3
+# if __GNUG__ >= 3
/* GNU C++ has a __null macro that behaves like an integer ('int' or
'long') but has the same size as a pointer. Use that, to avoid
warnings. */
-# define NULL __null
-# else
-# define NULL 0L
+# define NULL __null
+# else
+# define NULL 0L
+# endif
+# else
+# define NULL ((void *) 0)
+# endif
# endif
-# else
-# define NULL ((void *) 0)
-# endif
-#endif
+
+# ifndef _@GUARD_PREFIX@_STDDEF_H
+# define _@GUARD_PREFIX@_STDDEF_H
/* Some platforms lack wchar_t. */
#if !@HAVE_WCHAR_T@
# define wchar_t int
#endif
+/* Some platforms lack max_align_t. */
+#if !@HAVE_MAX_ALIGN_T@
+typedef union
+{
+ char *__p;
+ double __d;
+ long double __ld;
+ long int __i;
+} max_align_t;
+#endif
+
# endif /* _@GUARD_PREFIX@_STDDEF_H */
# endif /* _@GUARD_PREFIX@_STDDEF_H */
#endif /* __need_XXX */
#if O_RSYNC && O_RSYNC != O_DSYNC
case O_RSYNC:
#endif
-#if O_SYNC && O_SYNC != O_RSYNC
+#if O_SYNC && O_SYNC != O_DSYNC && O_SYNC != O_RSYNC
case O_SYNC:
#endif
#if O_TTY_INIT
#include <config.h>
#include <stddef.h>
-
+#include <stdalign.h>
#include "verify.h"
/* Check that appropriate types are defined. */
wchar_t a = 'c';
ptrdiff_t b = 1;
size_t c = 2;
+max_align_t x;
/* Check that NULL can be passed through varargs as a pointer type,
per POSIX 2008. */
verify (offsetof (struct d, e) < -1); /* Must be unsigned. */
verify (offsetof (struct d, f) == 1);
+/* Check max_align_t's alignment. */
+verify (alignof (double) <= alignof (max_align_t));
+verify (alignof (int) <= alignof (max_align_t));
+verify (alignof (long double) <= alignof (max_align_t));
+verify (alignof (long int) <= alignof (max_align_t));
+verify (alignof (ptrdiff_t) <= alignof (max_align_t));
+verify (alignof (size_t) <= alignof (max_align_t));
+verify (alignof (wchar_t) <= alignof (max_align_t));
+verify (alignof (struct d) <= alignof (max_align_t));
+
int
main (void)
{
/* Set of environment variables and values. An array of strings of the form
"VARIABLE=VALUE", terminated with a NULL. */
# if defined __APPLE__ && defined __MACH__
-# include "TargetConditionals.h"
-# if !defined(TARGET_OS_IPHONE) && !defined(TARGET_IPHONE_SIMULATOR)
-# define APPLE_USE_CRT_EXTERNS
+# include <TargetConditionals.h>
+# if !TARGET_OS_IPHONE && !TARGET_IPHONE_SIMULATOR
+# define _GL_USE_CRT_EXTERNS
# endif
# endif
-#
-# ifdef APPLE_USE_CRT_EXTERNS
+# ifdef _GL_USE_CRT_EXTERNS
# include <crt_externs.h>
# define environ (*_NSGetEnviron ())
# else
/* SNPRINTF or sprintf failed. Save and use the errno
that it has set, if any. */
int saved_errno = errno;
+ if (saved_errno == 0)
+ {
+ if (dp->conversion == 'c' || dp->conversion == 's')
+ saved_errno = EILSEQ;
+ else
+ saved_errno = EINVAL;
+ }
if (!(result == resultbuf || result == NULL))
free (result);
if (buf_malloced != NULL)
free (buf_malloced);
CLEANUP ();
- errno =
- (saved_errno != 0
- ? saved_errno
- : (dp->conversion == 'c' || dp->conversion == 's'
- ? EILSEQ
- : EINVAL));
+
+ errno = saved_errno;
return NULL;
}
-e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
-e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
-e 's|@''NEXT_STDDEF_H''@|$(NEXT_STDDEF_H)|g' \
+ -e 's|@''HAVE_MAX_ALIGN_T''@|$(HAVE_MAX_ALIGN_T)|g' \
-e 's|@''HAVE_WCHAR_T''@|$(HAVE_WCHAR_T)|g' \
-e 's|@''REPLACE_NULL''@|$(REPLACE_NULL)|g' \
< $(srcdir)/stddef.in.h; \
#ifndef _GNU_SOURCE
# undef _GNU_SOURCE
#endif
+/* Use GNU style printf and scanf. */
+#ifndef __USE_MINGW_ANSI_STDIO
+# undef __USE_MINGW_ANSI_STDIO
+#endif
/* Enable threading extensions on Solaris. */
#ifndef _POSIX_PTHREAD_SEMANTICS
# undef _POSIX_PTHREAD_SEMANTICS
AC_DEFINE([_ALL_SOURCE])
AC_DEFINE([_DARWIN_C_SOURCE])
AC_DEFINE([_GNU_SOURCE])
+ AC_DEFINE([__USE_MINGW_ANSI_STDIO])
AC_DEFINE([_POSIX_PTHREAD_SEMANTICS])
AC_DEFINE([_TANDEM_SOURCE])
AC_CACHE_CHECK([whether _XOPEN_SOURCE should be defined],
# define _GL_EXTERN_INLINE static _GL_UNUSED
#endif
+/* In GCC, suppress bogus "no previous prototype for 'FOO'"
+ and "no previous declaration for 'FOO'" diagnostics,
+ when FOO is an inline function in the header; see
+ <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54113> and
+ <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63877>. */
#if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)
# if defined __GNUC_STDC_INLINE__ && __GNUC_STDC_INLINE__
# define _GL_INLINE_HEADER_CONST_PRAGMA
# define _GL_INLINE_HEADER_CONST_PRAGMA \
_Pragma ("GCC diagnostic ignored \"-Wsuggest-attribute=const\"")
# endif
- /* Suppress GCC's bogus "no previous prototype for 'FOO'"
- and "no previous declaration for 'FOO'" diagnostics,
- when FOO is an inline function in the header; see
- <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54113>. */
# define _GL_INLINE_HEADER_BEGIN \
_Pragma ("GCC diagnostic push") \
_Pragma ("GCC diagnostic ignored \"-Wmissing-prototypes\"") \
SYS_IOCTL_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=1
fi
gl_SYS_SOCKET_MODULE_INDICATOR([socket])
- gl_SOCKETLIB
- gl_SOCKETS
+ AC_REQUIRE([gl_SOCKETLIB])
+ AC_REQUIRE([gl_SOCKETS])
gl_TYPE_SOCKLEN_T
gt_TYPE_SSIZE_T
gl_STDALIGN_H
gl_HEADER_STRING_H
gl_HEADER_SYS_SELECT
AC_PROG_MKDIR_P
- gl_HEADER_SYS_SOCKET
+ AC_REQUIRE([gl_HEADER_SYS_SOCKET])
AC_PROG_MKDIR_P
gl_HEADER_SYS_STAT_H
AC_PROG_MKDIR_P
# ifdef WORDS_BIGENDIAN
# define LDBL80_WORDS(exponent,manthi,mantlo) \
{ ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \
- ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16), \
+ ((unsigned int) (manthi) << 16) | ((unsigned int) (mantlo) >> 16), \
(unsigned int) (mantlo) << 16 \
}
# else
/* Test _Alignas only on platforms where gnulib can help. */
#if \
((defined __cplusplus && 201103 <= __cplusplus) \
- || __GNUC__ || __IBMC__ || __IBMCPP__ || __ICC \
- || 0x5110 <= __SUNPRO_C || 1300 <= _MSC_VER)
+ || (defined __APPLE__ && defined __MACH__ \
+ ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
+ : __GNUC__) \
+ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
+ || __ICC || 0x5110 <= __SUNPRO_C \
+ || 1300 <= _MSC_VER)
struct alignas_test { char c; char alignas (8) alignas_8; };
char test_alignas[offsetof (struct alignas_test, alignas_8) == 8
? 1 : -1];
-dnl A placeholder for POSIX 2008 <stddef.h>, for platforms that have issues.
-# stddef_h.m4 serial 4
+dnl A placeholder for <stddef.h>, for platforms that have issues.
+# stddef_h.m4 serial 5
dnl Copyright (C) 2009-2014 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_REQUIRE([gl_STDDEF_H_DEFAULTS])
AC_REQUIRE([gt_TYPE_WCHAR_T])
STDDEF_H=
+ AC_CHECK_TYPE([max_align_t], [], [HAVE_MAX_ALIGN_T=0; STDDEF_H=stddef.h],
+ [[#include <stddef.h>
+ ]])
if test $gt_cv_c_wchar_t = no; then
HAVE_WCHAR_T=0
STDDEF_H=stddef.h
[
dnl Assume proper GNU behavior unless another module says otherwise.
REPLACE_NULL=0; AC_SUBST([REPLACE_NULL])
+ HAVE_MAX_ALIGN_T=1; AC_SUBST([HAVE_MAX_ALIGN_T])
HAVE_WCHAR_T=1; AC_SUBST([HAVE_WCHAR_T])
])
AC_DEFUN([gl_STDIO_H],
[
+ dnl For __USE_MINGW_ANSI_STDIO
+ AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+
AC_REQUIRE([gl_STDIO_H_DEFAULTS])
gl_NEXT_HEADERS([stdio.h])
}
static int
-yylex (YYSTYPE *lvalp, parser_control *pc)
+yylex (union YYSTYPE *lvalp, parser_control *pc)
{
unsigned char c;
size_t count;
#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112
# if defined __cplusplus && 201103 <= __cplusplus
# define _Alignas(a) alignas (a)
-# elif (__GNUC__ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
+# elif ((defined __APPLE__ && defined __MACH__ \
+ ? 4 < __GNUC__ + (1 <= __GNUC_MINOR__) \
+ : __GNUC__) \
+ || __HP_cc || __HP_aCC || __IBMC__ || __IBMCPP__ \
|| __ICC || 0x5110 <= __SUNPRO_C)
# define _Alignas(a) __attribute__ ((__aligned__ (a)))
# elif 1300 <= _MSC_VER
# if !(defined _@GUARD_PREFIX@_STDDEF_H && defined _GL_STDDEF_WINT_T)
# ifdef __need_wint_t
-# undef _@GUARD_PREFIX@_STDDEF_H
# define _GL_STDDEF_WINT_T
# endif
# @INCLUDE_NEXT@ @NEXT_STDDEF_H@
# @INCLUDE_NEXT@ @NEXT_STDDEF_H@
-# ifndef _@GUARD_PREFIX@_STDDEF_H
-# define _@GUARD_PREFIX@_STDDEF_H
-
/* On NetBSD 5.0, the definition of NULL lacks proper parentheses. */
-#if @REPLACE_NULL@
-# undef NULL
-# ifdef __cplusplus
+# if (@REPLACE_NULL@ \
+ && (!defined _@GUARD_PREFIX@_STDDEF_H || defined _GL_STDDEF_WINT_T))
+# undef NULL
+# ifdef __cplusplus
/* ISO C++ says that the macro NULL must expand to an integer constant
expression, hence '((void *) 0)' is not allowed in C++. */
-# if __GNUG__ >= 3
+# if __GNUG__ >= 3
/* GNU C++ has a __null macro that behaves like an integer ('int' or
'long') but has the same size as a pointer. Use that, to avoid
warnings. */
-# define NULL __null
-# else
-# define NULL 0L
+# define NULL __null
+# else
+# define NULL 0L
+# endif
+# else
+# define NULL ((void *) 0)
+# endif
# endif
-# else
-# define NULL ((void *) 0)
-# endif
-#endif
+
+# ifndef _@GUARD_PREFIX@_STDDEF_H
+# define _@GUARD_PREFIX@_STDDEF_H
/* Some platforms lack wchar_t. */
#if !@HAVE_WCHAR_T@
# define wchar_t int
#endif
+/* Some platforms lack max_align_t. */
+#if !@HAVE_MAX_ALIGN_T@
+typedef union
+{
+ char *__p;
+ double __d;
+ long double __ld;
+ long int __i;
+} max_align_t;
+#endif
+
# endif /* _@GUARD_PREFIX@_STDDEF_H */
# endif /* _@GUARD_PREFIX@_STDDEF_H */
#endif /* __need_XXX */
The (int) cast avoids a gcc -Wconversion warning. */
-_GL_TIMESPEC_INLINE int
+_GL_TIMESPEC_INLINE int _GL_ATTRIBUTE_PURE
timespec_cmp (struct timespec a, struct timespec b)
{
return (a.tv_sec < b.tv_sec ? -1
/* Return -1, 0, 1, depending on the sign of A. A.tv_nsec must be
nonnegative. */
-_GL_TIMESPEC_INLINE int
+_GL_TIMESPEC_INLINE int _GL_ATTRIBUTE_PURE
timespec_sign (struct timespec a)
{
return a.tv_sec < 0 ? -1 : a.tv_sec || a.tv_nsec;
/* Set of environment variables and values. An array of strings of the form
"VARIABLE=VALUE", terminated with a NULL. */
# if defined __APPLE__ && defined __MACH__
-# include "TargetConditionals.h"
-# if !defined(TARGET_OS_IPHONE) && !defined(TARGET_IPHONE_SIMULATOR)
-# define APPLE_USE_CRT_EXTERNS
+# include <TargetConditionals.h>
+# if !TARGET_OS_IPHONE && !TARGET_IPHONE_SIMULATOR
+# define _GL_USE_CRT_EXTERNS
# endif
# endif
-#
-# ifdef APPLE_USE_CRT_EXTERNS
+# ifdef _GL_USE_CRT_EXTERNS
# include <crt_externs.h>
# define environ (*_NSGetEnviron ())
# else
/* SNPRINTF or sprintf failed. Save and use the errno
that it has set, if any. */
int saved_errno = errno;
+ if (saved_errno == 0)
+ {
+ if (dp->conversion == 'c' || dp->conversion == 's')
+ saved_errno = EILSEQ;
+ else
+ saved_errno = EINVAL;
+ }
if (!(result == resultbuf || result == NULL))
free (result);
if (buf_malloced != NULL)
free (buf_malloced);
CLEANUP ();
- errno =
- (saved_errno != 0
- ? saved_errno
- : (dp->conversion == 'c' || dp->conversion == 's'
- ? EILSEQ
- : EINVAL));
+
+ errno = saved_errno;
return NULL;
}