updated time.h.in

2 files changed, 4 insertions, 564 deletions

diff --git a/gl/time.h b/gl/time.h
deleted file mode 100644
index b4aaf35aed..0000000000
--- a/gl/time.h
+++ /dev/null
@@ -1,564 +0,0 @@
-/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
-/* A more-standard <time.h>.
-
-   Copyright (C) 2007-2011 Free Software Foundation, Inc.
-
-   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 3, 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.  */
-
-#if __GNUC__ >= 3
-#pragma GCC system_header
-#endif
-
-#ifdef __cplusplus
-# define restrict
-#endif
-
-/* Don't get in the way of glibc when it includes time.h merely to
-   declare a few standard symbols, rather than to declare all the
-   symbols.  Also, Solaris 8 <time.h> eventually includes itself
-   recursively; if that is happening, just include the system <time.h>
-   without adding our own declarations.  */
-#if (defined __need_time_t || defined __need_clock_t \
-     || defined __need_timespec \
-     || defined _GL_TIME_H)
-
-# include_next <time.h>
-
-#else
-
-# define _GL_TIME_H
-
-# include_next <time.h>
-
-/* NetBSD 5.0 mis-defines NULL.  */
-# include <stddef.h>
-
-/* The definitions of _GL_FUNCDECL_RPL etc. are copied here.  */
-#ifndef _GL_CXXDEFS_H
-#define _GL_CXXDEFS_H
-
-/* The three most frequent use cases of these macros are:
-
-   * For providing a substitute for a function that is missing on some
-     platforms, but is declared and works fine on the platforms on which
-     it exists:
-
-       #if @GNULIB_FOO@
-       # if !@HAVE_FOO@
-       _GL_FUNCDECL_SYS (foo, ...);
-       # endif
-       _GL_CXXALIAS_SYS (foo, ...);
-       _GL_CXXALIASWARN (foo);
-       #elif defined GNULIB_POSIXCHECK
-       ...
-       #endif
-
-   * For providing a replacement for a function that exists on all platforms,
-     but is broken/insufficient and needs to be replaced on some platforms:
-
-       #if @GNULIB_FOO@
-       # if @REPLACE_FOO@
-       #  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-       #   undef foo
-       #   define foo rpl_foo
-       #  endif
-       _GL_FUNCDECL_RPL (foo, ...);
-       _GL_CXXALIAS_RPL (foo, ...);
-       # else
-       _GL_CXXALIAS_SYS (foo, ...);
-       # endif
-       _GL_CXXALIASWARN (foo);
-       #elif defined GNULIB_POSIXCHECK
-       ...
-       #endif
-
-   * For providing a replacement for a function that exists on some platforms
-     but is broken/insufficient and needs to be replaced on some of them and
-     is additionally either missing or undeclared on some other platforms:
-
-       #if @GNULIB_FOO@
-       # if @REPLACE_FOO@
-       #  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-       #   undef foo
-       #   define foo rpl_foo
-       #  endif
-       _GL_FUNCDECL_RPL (foo, ...);
-       _GL_CXXALIAS_RPL (foo, ...);
-       # else
-       #  if !@HAVE_FOO@   or   if !@HAVE_DECL_FOO@
-       _GL_FUNCDECL_SYS (foo, ...);
-       #  endif
-       _GL_CXXALIAS_SYS (foo, ...);
-       # endif
-       _GL_CXXALIASWARN (foo);
-       #elif defined GNULIB_POSIXCHECK
-       ...
-       #endif
-*/
-
-/* _GL_EXTERN_C declaration;
-   performs the declaration with C linkage.  */
-#if defined __cplusplus
-# define _GL_EXTERN_C extern "C"
-#else
-# define _GL_EXTERN_C extern
-#endif
-
-/* _GL_FUNCDECL_RPL (func, rettype, parameters_and_attributes);
-   declares a replacement function, named rpl_func, with the given prototype,
-   consisting of return type, parameters, and attributes.
-   Example:
-     _GL_FUNCDECL_RPL (open, int, (const char *filename, int flags, ...)
-                                  _GL_ARG_NONNULL ((1)));
- */
-#define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \
-  _GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes)
-#define _GL_FUNCDECL_RPL_1(rpl_func,rettype,parameters_and_attributes) \
-  _GL_EXTERN_C rettype rpl_func parameters_and_attributes
-
-/* _GL_FUNCDECL_SYS (func, rettype, parameters_and_attributes);
-   declares the system function, named func, with the given prototype,
-   consisting of return type, parameters, and attributes.
-   Example:
-     _GL_FUNCDECL_SYS (open, int, (const char *filename, int flags, ...)
-                                  _GL_ARG_NONNULL ((1)));
- */
-#define _GL_FUNCDECL_SYS(func,rettype,parameters_and_attributes) \
-  _GL_EXTERN_C rettype func parameters_and_attributes
-
-/* _GL_CXXALIAS_RPL (func, rettype, parameters);
-   declares a C++ alias called GNULIB_NAMESPACE::func
-   that redirects to rpl_func, if GNULIB_NAMESPACE is defined.
-   Example:
-     _GL_CXXALIAS_RPL (open, int, (const char *filename, int flags, ...));
- */
-#define _GL_CXXALIAS_RPL(func,rettype,parameters) \
-  _GL_CXXALIAS_RPL_1 (func, rpl_##func, rettype, parameters)
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
-    namespace GNULIB_NAMESPACE                                \
-    {                                                         \
-      rettype (*const func) parameters = ::rpl_func;          \
-    }                                                         \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#else
-# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-/* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters);
-   is like  _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters);
-   except that the C function rpl_func may have a slightly different
-   declaration.  A cast is used to silence the "invalid conversion" error
-   that would otherwise occur.  */
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
-    namespace GNULIB_NAMESPACE                                     \
-    {                                                              \
-      rettype (*const func) parameters =                           \
-        reinterpret_cast<rettype(*)parameters>(::rpl_func);        \
-    }                                                              \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#else
-# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-/* _GL_CXXALIAS_SYS (func, rettype, parameters);
-   declares a C++ alias called GNULIB_NAMESPACE::func
-   that redirects to the system provided function func, if GNULIB_NAMESPACE
-   is defined.
-   Example:
-     _GL_CXXALIAS_SYS (open, int, (const char *filename, int flags, ...));
- */
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-  /* If we were to write
-       rettype (*const func) parameters = ::func;
-     like above in _GL_CXXALIAS_RPL_1, the compiler could optimize calls
-     better (remove an indirection through a 'static' pointer variable),
-     but then the _GL_CXXALIASWARN macro below would cause a warning not only
-     for uses of ::func but also for uses of GNULIB_NAMESPACE::func.  */
-# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
-    namespace GNULIB_NAMESPACE                     \
-    {                                              \
-      static rettype (*func) parameters = ::func;  \
-    }                                              \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#else
-# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-/* _GL_CXXALIAS_SYS_CAST (func, rettype, parameters);
-   is like  _GL_CXXALIAS_SYS (func, rettype, parameters);
-   except that the C function func may have a slightly different declaration.
-   A cast is used to silence the "invalid conversion" error that would
-   otherwise occur.  */
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
-    namespace GNULIB_NAMESPACE                          \
-    {                                                   \
-      static rettype (*func) parameters =               \
-        reinterpret_cast<rettype(*)parameters>(::func); \
-    }                                                   \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#else
-# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-/* _GL_CXXALIAS_SYS_CAST2 (func, rettype, parameters, rettype2, parameters2);
-   is like  _GL_CXXALIAS_SYS (func, rettype, parameters);
-   except that the C function is picked among a set of overloaded functions,
-   namely the one with rettype2 and parameters2.  Two consecutive casts
-   are used to silence the "cannot find a match" and "invalid conversion"
-   errors that would otherwise occur.  */
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-  /* The outer cast must be a reinterpret_cast.
-     The inner cast: When the function is defined as a set of overloaded
-     functions, it works as a static_cast<>, choosing the designated variant.
-     When the function is defined as a single variant, it works as a
-     reinterpret_cast<>. The parenthesized cast syntax works both ways.  */
-# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
-    namespace GNULIB_NAMESPACE                                                \
-    {                                                                         \
-      static rettype (*func) parameters =                                     \
-        reinterpret_cast<rettype(*)parameters>(                               \
-          (rettype2(*)parameters2)(::func));                                  \
-    }                                                                         \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#else
-# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-/* _GL_CXXALIASWARN (func);
-   causes a warning to be emitted when ::func is used but not when
-   GNULIB_NAMESPACE::func is used.  func must be defined without overloaded
-   variants.  */
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-# define _GL_CXXALIASWARN(func) \
-   _GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
-# define _GL_CXXALIASWARN_1(func,namespace) \
-   _GL_CXXALIASWARN_2 (func, namespace)
-/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
-   we enable the warning only when not optimizing.  */
-# if !__OPTIMIZE__
-#  define _GL_CXXALIASWARN_2(func,namespace) \
-    _GL_WARN_ON_USE (func, \
-                     "The symbol ::" #func " refers to the system function. " \
-                     "Use " #namespace "::" #func " instead.")
-# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
-#  define _GL_CXXALIASWARN_2(func,namespace) \
-     extern __typeof__ (func) func
-# else
-#  define _GL_CXXALIASWARN_2(func,namespace) \
-     _GL_EXTERN_C int _gl_cxxalias_dummy
-# endif
-#else
-# define _GL_CXXALIASWARN(func) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-/* _GL_CXXALIASWARN1 (func, rettype, parameters_and_attributes);
-   causes a warning to be emitted when the given overloaded variant of ::func
-   is used but not when GNULIB_NAMESPACE::func is used.  */
-#if defined __cplusplus && defined GNULIB_NAMESPACE
-# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
-   _GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \
-                        GNULIB_NAMESPACE)
-# define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
-   _GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
-/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
-   we enable the warning only when not optimizing.  */
-# if !__OPTIMIZE__
-#  define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
-    _GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
-                         "The symbol ::" #func " refers to the system function. " \
-                         "Use " #namespace "::" #func " instead.")
-# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
-#  define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
-     extern __typeof__ (func) func
-# else
-#  define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
-     _GL_EXTERN_C int _gl_cxxalias_dummy
-# endif
-#else
-# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
-    _GL_EXTERN_C int _gl_cxxalias_dummy
-#endif
-
-#endif /* _GL_CXXDEFS_H */
-
-/* The definition of _GL_ARG_NONNULL is copied here.  */
-/* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools
-   that the values passed as arguments n, ..., m must be non-NULL pointers.
-   n = 1 stands for the first argument, n = 2 for the second argument etc.  */
-#ifndef _GL_ARG_NONNULL
-# if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3
-#  define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params))
-# else
-#  define _GL_ARG_NONNULL(params)
-# endif
-#endif
-
-/* The definition of _GL_WARN_ON_USE is copied here.  */
-#ifndef _GL_WARN_ON_USE
-
-# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__)
-/* A compiler attribute is available in gcc versions 4.3.0 and later.  */
-#  define _GL_WARN_ON_USE(function, message) \
-extern __typeof__ (function) function __attribute__ ((__warning__ (message)))
-# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
-/* Verify the existence of the function.  */
-#  define _GL_WARN_ON_USE(function, message) \
-extern __typeof__ (function) function
-# else /* Unsupported.  */
-#  define _GL_WARN_ON_USE(function, message) \
-_GL_WARN_EXTERN_C int _gl_warn_on_use
-# endif
-#endif
-
-/* _GL_WARN_ON_USE_CXX (function, rettype, parameters_and_attributes, "string")
-   is like _GL_WARN_ON_USE (function, "string"), except that the function is
-   declared with the given prototype, consisting of return type, parameters,
-   and attributes.
-   This variant is useful for overloaded functions in C++. _GL_WARN_ON_USE does
-   not work in this case.  */
-#ifndef _GL_WARN_ON_USE_CXX
-# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__)
-#  define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
-extern rettype function parameters_and_attributes \
-     __attribute__ ((__warning__ (msg)))
-# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
-/* Verify the existence of the function.  */
-#  define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
-extern rettype function parameters_and_attributes
-# else /* Unsupported.  */
-#  define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
-_GL_WARN_EXTERN_C int _gl_warn_on_use
-# endif
-#endif
-
-/* _GL_WARN_EXTERN_C declaration;
-   performs the declaration with C linkage.  */
-#ifndef _GL_WARN_EXTERN_C
-# if defined __cplusplus
-#  define _GL_WARN_EXTERN_C extern "C"
-# else
-#  define _GL_WARN_EXTERN_C extern
-# endif
-#endif
-
-/* Some systems don't define struct timespec (e.g., AIX 4.1, Ultrix 4.3).
-   Or they define it with the wrong member names or define it in <sys/time.h>
-   (e.g., FreeBSD circa 1997).  Stock Mingw does not define it, but the
-   pthreads-win32 library defines it in <pthread.h>.  */
-# if ! 1
-#  if 0
-#   include <sys/time.h>
-#  elif 0
-#   include <pthread.h>
-/* The pthreads-win32 <pthread.h> also defines a couple of broken macros.  */
-#   undef asctime_r
-#   undef ctime_r
-#   undef gmtime_r
-#   undef localtime_r
-#   undef rand_r
-#   undef strtok_r
-#  else
-
-#   ifdef __cplusplus
-extern "C" {
-#   endif
-
-#   if !GNULIB_defined_struct_timespec
-#    undef timespec
-#    define timespec rpl_timespec
-struct timespec
-{
-  time_t tv_sec;
-  long int tv_nsec;
-};
-#    define GNULIB_defined_struct_timespec 1
-#   endif
-
-#   ifdef __cplusplus
-}
-#   endif
-
-#  endif
-# endif
-
-# if !GNULIB_defined_struct_time_t_must_be_integral
-/* Per http://austingroupbugs.net/view.php?id=327, POSIX requires
-   time_t to be an integer type, even though C99 permits floating
-   point.  We don't know of any implementation that uses floating
-   point, and it is much easier to write code that doesn't have to
-   worry about that corner case, so we force the issue.  */
-struct __time_t_must_be_integral {
-  unsigned int __floating_time_t_unsupported : (time_t) 1;
-};
-#  define GNULIB_defined_struct_time_t_must_be_integral 1
-# endif
-
-/* Sleep for at least RQTP seconds unless interrupted,  If interrupted,
-   return -1 and store the remaining time into RMTP.  See
-   <http://www.opengroup.org/susv3xsh/nanosleep.html>.  */
-# if 0
-#  if GNULIB_PORTCHECK
-#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-#    define nanosleep rpl_nanosleep
-#   endif
-_GL_FUNCDECL_RPL (nanosleep, int,
-                  (struct timespec const *__rqtp, struct timespec *__rmtp)
-                  _GL_ARG_NONNULL ((1)));
-_GL_CXXALIAS_RPL (nanosleep, int,
-                  (struct timespec const *__rqtp, struct timespec *__rmtp));
-#  else
-#   if ! 1
-_GL_FUNCDECL_SYS (nanosleep, int,
-                  (struct timespec const *__rqtp, struct timespec *__rmtp)
-                  _GL_ARG_NONNULL ((1)));
-#   endif
-_GL_CXXALIAS_SYS (nanosleep, int,
-                  (struct timespec const *__rqtp, struct timespec *__rmtp));
-#  endif
-_GL_CXXALIASWARN (nanosleep);
-# endif
-
-/* Return the 'time_t' representation of TP and normalize TP.  */
-# if 0
-#  if GNULIB_PORTCHECK
-#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-#    define mktime rpl_mktime
-#   endif
-_GL_FUNCDECL_RPL (mktime, time_t, (struct tm *__tp) _GL_ARG_NONNULL ((1)));
-_GL_CXXALIAS_RPL (mktime, time_t, (struct tm *__tp));
-#  else
-_GL_CXXALIAS_SYS (mktime, time_t, (struct tm *__tp));
-#  endif
-_GL_CXXALIASWARN (mktime);
-# endif
-
-/* Convert TIMER to RESULT, assuming local time and UTC respectively.  See
-   <http://www.opengroup.org/susv3xsh/localtime_r.html> and
-   <http://www.opengroup.org/susv3xsh/gmtime_r.html>.  */
-# if 1
-#  if 0
-#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-#    undef localtime_r
-#    define localtime_r rpl_localtime_r
-#   endif
-_GL_FUNCDECL_RPL (localtime_r, struct tm *, (time_t const *restrict __timer,
-                                             struct tm *restrict __result)
-                                            _GL_ARG_NONNULL ((1, 2)));
-_GL_CXXALIAS_RPL (localtime_r, struct tm *, (time_t const *restrict __timer,
-                                             struct tm *restrict __result));
-#  else
-#   if ! 0
-_GL_FUNCDECL_SYS (localtime_r, struct tm *, (time_t const *restrict __timer,
-                                             struct tm *restrict __result)
-                                            _GL_ARG_NONNULL ((1, 2)));
-#   endif
-_GL_CXXALIAS_SYS (localtime_r, struct tm *, (time_t const *restrict __timer,
-                                             struct tm *restrict __result));
-#  endif
-#  if 0
-_GL_CXXALIASWARN (localtime_r);
-#  endif
-#  if 0
-#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-#    undef gmtime_r
-#    define gmtime_r rpl_gmtime_r
-#   endif
-_GL_FUNCDECL_RPL (gmtime_r, struct tm *, (time_t const *restrict __timer,
-                                          struct tm *restrict __result)
-                                         _GL_ARG_NONNULL ((1, 2)));
-_GL_CXXALIAS_RPL (gmtime_r, struct tm *, (time_t const *restrict __timer,
-                                          struct tm *restrict __result));
-#  else
-#   if ! 0
-_GL_FUNCDECL_SYS (gmtime_r, struct tm *, (time_t const *restrict __timer,
-                                          struct tm *restrict __result)
-                                         _GL_ARG_NONNULL ((1, 2)));
-#   endif
-_GL_CXXALIAS_SYS (gmtime_r, struct tm *, (time_t const *restrict __timer,
-                                          struct tm *restrict __result));
-#  endif
-#  if 0
-_GL_CXXALIASWARN (gmtime_r);
-#  endif
-# endif
-
-/* Parse BUF as a time stamp, assuming FORMAT specifies its layout, and store
-   the resulting broken-down time into TM.  See
-   <http://www.opengroup.org/susv3xsh/strptime.html>.  */
-# if 0
-#  if ! 1
-_GL_FUNCDECL_SYS (strptime, char *, (char const *restrict __buf,
-                                     char const *restrict __format,
-                                     struct tm *restrict __tm)
-                                    _GL_ARG_NONNULL ((1, 2, 3)));
-#  endif
-_GL_CXXALIAS_SYS (strptime, char *, (char const *restrict __buf,
-                                     char const *restrict __format,
-                                     struct tm *restrict __tm));
-_GL_CXXALIASWARN (strptime);
-# endif
-
-/* Convert TM to a time_t value, assuming UTC.  */
-# if 0
-#  if GNULIB_PORTCHECK
-#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-#    undef timegm
-#    define timegm rpl_timegm
-#   endif
-_GL_FUNCDECL_RPL (timegm, time_t, (struct tm *__tm) _GL_ARG_NONNULL ((1)));
-_GL_CXXALIAS_RPL (timegm, time_t, (struct tm *__tm));
-#  else
-#   if ! 1
-_GL_FUNCDECL_SYS (timegm, time_t, (struct tm *__tm) _GL_ARG_NONNULL ((1)));
-#   endif
-_GL_CXXALIAS_SYS (timegm, time_t, (struct tm *__tm));
-#  endif
-_GL_CXXALIASWARN (timegm);
-# endif
-
-/* Encourage applications to avoid unsafe functions that can overrun
-   buffers when given outlandish struct tm values.  Portable
-   applications should use strftime (or even sprintf) instead.  */
-# if defined GNULIB_POSIXCHECK
-#  undef asctime
-_GL_WARN_ON_USE (asctime, "asctime can overrun buffers in some cases - "
-                 "better use strftime (or even sprintf) instead");
-# endif
-# if defined GNULIB_POSIXCHECK
-#  undef asctime_r
-_GL_WARN_ON_USE (asctime, "asctime_r can overrun buffers in some cases - "
-                 "better use strftime (or even sprintf) instead");
-# endif
-# if defined GNULIB_POSIXCHECK
-#  undef ctime
-_GL_WARN_ON_USE (asctime, "ctime can overrun buffers in some cases - "
-                 "better use strftime (or even sprintf) instead");
-# endif
-# if defined GNULIB_POSIXCHECK
-#  undef ctime_r
-_GL_WARN_ON_USE (asctime, "ctime_r can overrun buffers in some cases - "
-                 "better use strftime (or even sprintf) instead");
-# endif
-
-#endif
diff --git a/gl/time.in.h b/gl/time.in.h
index cb533a46e1..443ba81704 100644
--- a/gl/time.in.h
+++ b/gl/time.in.h
@@ -21,6 +21,10 @@
 #endif
 @PRAGMA_COLUMNS@
 
+#ifdef __cplusplus
+# define restrict
+#endif
+
 /* Don't get in the way of glibc when it includes time.h merely to
    declare a few standard symbols, rather than to declare all the
    symbols.  Also, Solaris 8 <time.h> eventually includes itself