560 lines
22 KiB
C++
560 lines
22 KiB
C++
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
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/* A more-standard <time.h>.
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Copyright (C) 2007-2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>. */
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#if __GNUC__ >= 3
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#pragma GCC system_header
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#endif
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/* Don't get in the way of glibc when it includes time.h merely to
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declare a few standard symbols, rather than to declare all the
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symbols. Also, Solaris 8 <time.h> eventually includes itself
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recursively; if that is happening, just include the system <time.h>
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without adding our own declarations. */
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#if (defined __need_time_t || defined __need_clock_t \
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|| defined __need_timespec \
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|| defined _GL_TIME_H)
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# include_next <time.h>
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#else
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# define _GL_TIME_H
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# include_next <time.h>
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/* NetBSD 5.0 mis-defines NULL. */
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# include <stddef.h>
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/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
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#ifndef _GL_CXXDEFS_H
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#define _GL_CXXDEFS_H
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/* The three most frequent use cases of these macros are:
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* For providing a substitute for a function that is missing on some
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platforms, but is declared and works fine on the platforms on which
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it exists:
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#if @GNULIB_FOO@
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# if !@HAVE_FOO@
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_GL_FUNCDECL_SYS (foo, ...);
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# endif
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_GL_CXXALIAS_SYS (foo, ...);
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_GL_CXXALIASWARN (foo);
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#elif defined GNULIB_POSIXCHECK
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...
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#endif
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* For providing a replacement for a function that exists on all platforms,
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but is broken/insufficient and needs to be replaced on some platforms:
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#if @GNULIB_FOO@
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# if @REPLACE_FOO@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef foo
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# define foo rpl_foo
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# endif
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_GL_FUNCDECL_RPL (foo, ...);
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_GL_CXXALIAS_RPL (foo, ...);
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# else
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_GL_CXXALIAS_SYS (foo, ...);
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# endif
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_GL_CXXALIASWARN (foo);
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#elif defined GNULIB_POSIXCHECK
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...
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#endif
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* For providing a replacement for a function that exists on some platforms
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but is broken/insufficient and needs to be replaced on some of them and
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is additionally either missing or undeclared on some other platforms:
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#if @GNULIB_FOO@
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# if @REPLACE_FOO@
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# undef foo
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# define foo rpl_foo
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# endif
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_GL_FUNCDECL_RPL (foo, ...);
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_GL_CXXALIAS_RPL (foo, ...);
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# else
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# if !@HAVE_FOO@ or if !@HAVE_DECL_FOO@
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_GL_FUNCDECL_SYS (foo, ...);
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# endif
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_GL_CXXALIAS_SYS (foo, ...);
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# endif
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_GL_CXXALIASWARN (foo);
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#elif defined GNULIB_POSIXCHECK
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...
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#endif
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*/
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/* _GL_EXTERN_C declaration;
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performs the declaration with C linkage. */
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#if defined __cplusplus
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# define _GL_EXTERN_C extern "C"
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#else
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# define _GL_EXTERN_C extern
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#endif
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/* _GL_FUNCDECL_RPL (func, rettype, parameters_and_attributes);
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declares a replacement function, named rpl_func, with the given prototype,
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consisting of return type, parameters, and attributes.
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Example:
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_GL_FUNCDECL_RPL (open, int, (const char *filename, int flags, ...)
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_GL_ARG_NONNULL ((1)));
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*/
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#define _GL_FUNCDECL_RPL(func,rettype,parameters_and_attributes) \
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_GL_FUNCDECL_RPL_1 (rpl_##func, rettype, parameters_and_attributes)
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#define _GL_FUNCDECL_RPL_1(rpl_func,rettype,parameters_and_attributes) \
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_GL_EXTERN_C rettype rpl_func parameters_and_attributes
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/* _GL_FUNCDECL_SYS (func, rettype, parameters_and_attributes);
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declares the system function, named func, with the given prototype,
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consisting of return type, parameters, and attributes.
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Example:
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_GL_FUNCDECL_SYS (open, int, (const char *filename, int flags, ...)
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_GL_ARG_NONNULL ((1)));
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*/
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#define _GL_FUNCDECL_SYS(func,rettype,parameters_and_attributes) \
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_GL_EXTERN_C rettype func parameters_and_attributes
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/* _GL_CXXALIAS_RPL (func, rettype, parameters);
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declares a C++ alias called GNULIB_NAMESPACE::func
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that redirects to rpl_func, if GNULIB_NAMESPACE is defined.
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Example:
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_GL_CXXALIAS_RPL (open, int, (const char *filename, int flags, ...));
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*/
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#define _GL_CXXALIAS_RPL(func,rettype,parameters) \
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_GL_CXXALIAS_RPL_1 (func, rpl_##func, rettype, parameters)
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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rettype (*const func) parameters = ::rpl_func; \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_RPL_1(func,rpl_func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters);
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is like _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters);
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except that the C function rpl_func may have a slightly different
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declaration. A cast is used to silence the "invalid conversion" error
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that would otherwise occur. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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rettype (*const func) parameters = \
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reinterpret_cast<rettype(*)parameters>(::rpl_func); \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_RPL_CAST_1(func,rpl_func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_SYS (func, rettype, parameters);
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declares a C++ alias called GNULIB_NAMESPACE::func
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that redirects to the system provided function func, if GNULIB_NAMESPACE
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is defined.
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Example:
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_GL_CXXALIAS_SYS (open, int, (const char *filename, int flags, ...));
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*/
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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/* If we were to write
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rettype (*const func) parameters = ::func;
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like above in _GL_CXXALIAS_RPL_1, the compiler could optimize calls
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better (remove an indirection through a 'static' pointer variable),
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but then the _GL_CXXALIASWARN macro below would cause a warning not only
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for uses of ::func but also for uses of GNULIB_NAMESPACE::func. */
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# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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static rettype (*func) parameters = ::func; \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_SYS_CAST (func, rettype, parameters);
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is like _GL_CXXALIAS_SYS (func, rettype, parameters);
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except that the C function func may have a slightly different declaration.
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A cast is used to silence the "invalid conversion" error that would
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otherwise occur. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
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namespace GNULIB_NAMESPACE \
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{ \
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static rettype (*func) parameters = \
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reinterpret_cast<rettype(*)parameters>(::func); \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_SYS_CAST(func,rettype,parameters) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIAS_SYS_CAST2 (func, rettype, parameters, rettype2, parameters2);
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is like _GL_CXXALIAS_SYS (func, rettype, parameters);
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except that the C function is picked among a set of overloaded functions,
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namely the one with rettype2 and parameters2. Two consecutive casts
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are used to silence the "cannot find a match" and "invalid conversion"
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errors that would otherwise occur. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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/* The outer cast must be a reinterpret_cast.
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The inner cast: When the function is defined as a set of overloaded
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functions, it works as a static_cast<>, choosing the designated variant.
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When the function is defined as a single variant, it works as a
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reinterpret_cast<>. The parenthesized cast syntax works both ways. */
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# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
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namespace GNULIB_NAMESPACE \
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{ \
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static rettype (*func) parameters = \
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reinterpret_cast<rettype(*)parameters>( \
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(rettype2(*)parameters2)(::func)); \
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} \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#else
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# define _GL_CXXALIAS_SYS_CAST2(func,rettype,parameters,rettype2,parameters2) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIASWARN (func);
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causes a warning to be emitted when ::func is used but not when
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GNULIB_NAMESPACE::func is used. func must be defined without overloaded
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variants. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIASWARN(func) \
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_GL_CXXALIASWARN_1 (func, GNULIB_NAMESPACE)
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# define _GL_CXXALIASWARN_1(func,namespace) \
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_GL_CXXALIASWARN_2 (func, namespace)
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/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
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we enable the warning only when not optimizing. */
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# if !__OPTIMIZE__
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# define _GL_CXXALIASWARN_2(func,namespace) \
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_GL_WARN_ON_USE (func, \
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"The symbol ::" #func " refers to the system function. " \
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"Use " #namespace "::" #func " instead.")
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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# define _GL_CXXALIASWARN_2(func,namespace) \
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extern __typeof__ (func) func
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# else
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# define _GL_CXXALIASWARN_2(func,namespace) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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# endif
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#else
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# define _GL_CXXALIASWARN(func) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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/* _GL_CXXALIASWARN1 (func, rettype, parameters_and_attributes);
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causes a warning to be emitted when the given overloaded variant of ::func
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is used but not when GNULIB_NAMESPACE::func is used. */
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#if defined __cplusplus && defined GNULIB_NAMESPACE
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# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
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_GL_CXXALIASWARN1_1 (func, rettype, parameters_and_attributes, \
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GNULIB_NAMESPACE)
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# define _GL_CXXALIASWARN1_1(func,rettype,parameters_and_attributes,namespace) \
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_GL_CXXALIASWARN1_2 (func, rettype, parameters_and_attributes, namespace)
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/* To work around GCC bug <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43881>,
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we enable the warning only when not optimizing. */
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# if !__OPTIMIZE__
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# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
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_GL_WARN_ON_USE_CXX (func, rettype, parameters_and_attributes, \
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"The symbol ::" #func " refers to the system function. " \
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"Use " #namespace "::" #func " instead.")
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
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extern __typeof__ (func) func
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# else
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# define _GL_CXXALIASWARN1_2(func,rettype,parameters_and_attributes,namespace) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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# endif
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#else
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# define _GL_CXXALIASWARN1(func,rettype,parameters_and_attributes) \
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_GL_EXTERN_C int _gl_cxxalias_dummy
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#endif
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#endif /* _GL_CXXDEFS_H */
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/* The definition of _GL_ARG_NONNULL is copied here. */
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/* _GL_ARG_NONNULL((n,...,m)) tells the compiler and static analyzer tools
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that the values passed as arguments n, ..., m must be non-NULL pointers.
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n = 1 stands for the first argument, n = 2 for the second argument etc. */
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#ifndef _GL_ARG_NONNULL
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# if (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) || __GNUC__ > 3
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# define _GL_ARG_NONNULL(params) __attribute__ ((__nonnull__ params))
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# else
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# define _GL_ARG_NONNULL(params)
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# endif
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#endif
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/* The definition of _GL_WARN_ON_USE is copied here. */
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#ifndef _GL_WARN_ON_USE
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# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__)
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/* A compiler attribute is available in gcc versions 4.3.0 and later. */
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# define _GL_WARN_ON_USE(function, message) \
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extern __typeof__ (function) function __attribute__ ((__warning__ (message)))
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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/* Verify the existence of the function. */
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# define _GL_WARN_ON_USE(function, message) \
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extern __typeof__ (function) function
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# else /* Unsupported. */
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# define _GL_WARN_ON_USE(function, message) \
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_GL_WARN_EXTERN_C int _gl_warn_on_use
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# endif
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#endif
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/* _GL_WARN_ON_USE_CXX (function, rettype, parameters_and_attributes, "string")
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is like _GL_WARN_ON_USE (function, "string"), except that the function is
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declared with the given prototype, consisting of return type, parameters,
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and attributes.
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This variant is useful for overloaded functions in C++. _GL_WARN_ON_USE does
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not work in this case. */
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#ifndef _GL_WARN_ON_USE_CXX
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# if 4 < __GNUC__ || (__GNUC__ == 4 && 3 <= __GNUC_MINOR__)
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# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
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extern rettype function parameters_and_attributes \
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__attribute__ ((__warning__ (msg)))
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# elif __GNUC__ >= 3 && GNULIB_STRICT_CHECKING
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/* Verify the existence of the function. */
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# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
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extern rettype function parameters_and_attributes
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# else /* Unsupported. */
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# define _GL_WARN_ON_USE_CXX(function,rettype,parameters_and_attributes,msg) \
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_GL_WARN_EXTERN_C int _gl_warn_on_use
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# endif
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#endif
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/* _GL_WARN_EXTERN_C declaration;
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performs the declaration with C linkage. */
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#ifndef _GL_WARN_EXTERN_C
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# if defined __cplusplus
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# define _GL_WARN_EXTERN_C extern "C"
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# else
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# define _GL_WARN_EXTERN_C extern
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# endif
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#endif
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/* Some systems don't define struct timespec (e.g., AIX 4.1, Ultrix 4.3).
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Or they define it with the wrong member names or define it in <sys/time.h>
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(e.g., FreeBSD circa 1997). Stock Mingw does not define it, but the
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pthreads-win32 library defines it in <pthread.h>. */
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# if ! 1
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# if 0
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# include <sys/time.h>
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# elif 0
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# include <pthread.h>
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/* The pthreads-win32 <pthread.h> also defines a couple of broken macros. */
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# undef asctime_r
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# undef ctime_r
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# undef gmtime_r
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# undef localtime_r
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# undef rand_r
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# undef strtok_r
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# else
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# ifdef __cplusplus
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extern "C" {
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# endif
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# if !GNULIB_defined_struct_timespec
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# undef timespec
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# define timespec rpl_timespec
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struct timespec
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{
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time_t tv_sec;
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long int tv_nsec;
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};
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# define GNULIB_defined_struct_timespec 1
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# endif
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# ifdef __cplusplus
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}
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# endif
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# endif
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# endif
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# if !GNULIB_defined_struct_time_t_must_be_integral
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/* Per http://austingroupbugs.net/view.php?id=327, POSIX requires
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time_t to be an integer type, even though C99 permits floating
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point. We don't know of any implementation that uses floating
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point, and it is much easier to write code that doesn't have to
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worry about that corner case, so we force the issue. */
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struct __time_t_must_be_integral {
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unsigned int __floating_time_t_unsupported : (time_t) 1;
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};
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# define GNULIB_defined_struct_time_t_must_be_integral 1
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# endif
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/* Sleep for at least RQTP seconds unless interrupted, If interrupted,
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return -1 and store the remaining time into RMTP. See
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<http://www.opengroup.org/susv3xsh/nanosleep.html>. */
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# if 0
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# if GNULIB_PORTCHECK
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# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
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# define nanosleep rpl_nanosleep
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# endif
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_GL_FUNCDECL_RPL (nanosleep, int,
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(struct timespec const *__rqtp, struct timespec *__rmtp)
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_GL_ARG_NONNULL ((1)));
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_GL_CXXALIAS_RPL (nanosleep, int,
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(struct timespec const *__rqtp, struct timespec *__rmtp));
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# else
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# if ! 1
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_GL_FUNCDECL_SYS (nanosleep, int,
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(struct timespec const *__rqtp, struct timespec *__rmtp)
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_GL_ARG_NONNULL ((1)));
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# endif
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_GL_CXXALIAS_SYS (nanosleep, int,
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(struct timespec const *__rqtp, struct timespec *__rmtp));
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# endif
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_GL_CXXALIASWARN (nanosleep);
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# endif
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/* 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 0
|
|
# if GNULIB_PORTCHECK
|
|
# 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 ! 1
|
|
_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 1
|
|
_GL_CXXALIASWARN (localtime_r);
|
|
# endif
|
|
# if GNULIB_PORTCHECK
|
|
# 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 ! 1
|
|
_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 1
|
|
_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
|