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|
/* DO NOT EDIT! GENERATED AUTOMATICALLY! */
/* Provide a more complete sys/time.h.
Copyright (C) 2007-2016 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, see <http://www.gnu.org/licenses/>. */
/* Written by Paul Eggert. */
#ifndef _GL_M4_SYS_TIME_H
#if __GNUC__ >= 3
#pragma GCC system_header
#endif
/* On Cygwin and on many BSDish systems, <sys/time.h> includes itself
recursively via <sys/select.h>.
Simply delegate to the system's header in this case; it is a no-op.
Without this extra ifdef, the C++ gettimeofday declaration below
would be a forward declaration in gnulib's nested <sys/time.h>. */
#if defined _CYGWIN_SYS_TIME_H || defined _SYS_TIME_H || defined _SYS_TIME_H_
# include_next <sys/time.h>
#else
/* The include_next requires a split double-inclusion guard. */
#if 1
# include_next <sys/time.h>
#endif
#ifndef _GL_M4_SYS_TIME_H
#define _GL_M4_SYS_TIME_H
#if ! 1
# include <time.h>
#endif
/* On native Windows with MSVC, get the 'struct timeval' type.
Also, on native Windows with a 64-bit time_t, where we are overriding the
'struct timeval' type, get all declarations of system functions whose
signature contains 'struct timeval'. */
#if (defined _MSC_VER || 0) && 0 && !defined _GL_INCLUDING_WINSOCK2_H
# define _GL_INCLUDING_WINSOCK2_H
# include <winsock2.h>
# undef _GL_INCLUDING_WINSOCK2_H
#endif
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
#ifndef _GL_CXXDEFS_H
#define _GL_CXXDEFS_H
/* Begin/end the GNULIB_NAMESPACE namespace. */
#if defined __cplusplus && defined GNULIB_NAMESPACE
# define _GL_BEGIN_NAMESPACE namespace GNULIB_NAMESPACE {
# define _GL_END_NAMESPACE }
#else
# define _GL_BEGIN_NAMESPACE
# define _GL_END_NAMESPACE
#endif
/* 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, ...));
Wrapping rpl_func in an object with an inline conversion operator
avoids a reference to rpl_func unless GNULIB_NAMESPACE::func is
actually used in the program. */
#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 \
{ \
static const struct _gl_ ## func ## _wrapper \
{ \
typedef rettype (*type) parameters; \
\
inline operator type () const \
{ \
return ::rpl_func; \
} \
} 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 \
{ \
static const struct _gl_ ## func ## _wrapper \
{ \
typedef rettype (*type) parameters; \
\
inline operator type () const \
{ \
return reinterpret_cast<type>(::rpl_func); \
} \
} 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, ...));
Wrapping func in an object with an inline conversion operator
avoids a reference to func unless GNULIB_NAMESPACE::func is
actually used in the program. */
#if defined __cplusplus && defined GNULIB_NAMESPACE
# define _GL_CXXALIAS_SYS(func,rettype,parameters) \
namespace GNULIB_NAMESPACE \
{ \
static const struct _gl_ ## func ## _wrapper \
{ \
typedef rettype (*type) parameters; \
\
inline operator type () const \
{ \
return ::func; \
} \
} 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 const struct _gl_ ## func ## _wrapper \
{ \
typedef rettype (*type) parameters; \
\
inline operator type () const \
{ \
return reinterpret_cast<type>(::func); \
} \
} 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 const struct _gl_ ## func ## _wrapper \
{ \
typedef rettype (*type) parameters; \
\
inline operator type () const \
{ \
return reinterpret_cast<type>((rettype2 (*) parameters2)(::func)); \
} \
} 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
#ifdef __cplusplus
extern "C" {
#endif
#if !1 || 0
# if 0
# define timeval rpl_timeval
# endif
# if !GNULIB_defined_struct_timeval
struct timeval
{
time_t tv_sec;
long int tv_usec;
};
# define GNULIB_defined_struct_timeval 1
# endif
#endif
#ifdef __cplusplus
}
#endif
#if 1
# if 0
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef gettimeofday
# define gettimeofday rpl_gettimeofday
# endif
_GL_FUNCDECL_RPL (gettimeofday, int,
(struct timeval *restrict, void *restrict)
_GL_ARG_NONNULL ((1)));
_GL_CXXALIAS_RPL (gettimeofday, int,
(struct timeval *restrict, void *restrict));
# else
# if !1
_GL_FUNCDECL_SYS (gettimeofday, int,
(struct timeval *restrict, void *restrict)
_GL_ARG_NONNULL ((1)));
# endif
/* Need to cast, because on glibc systems, by default, the second argument is
struct timezone *. */
_GL_CXXALIAS_SYS_CAST (gettimeofday, int,
(struct timeval *restrict, void *restrict));
# endif
_GL_CXXALIASWARN (gettimeofday);
# if defined __cplusplus && defined GNULIB_NAMESPACE
namespace GNULIB_NAMESPACE {
typedef ::timeval
#undef timeval
timeval;
}
# endif
#elif defined GNULIB_POSIXCHECK
# undef gettimeofday
# if HAVE_RAW_DECL_GETTIMEOFDAY
_GL_WARN_ON_USE (gettimeofday, "gettimeofday is unportable - "
"use gnulib module gettimeofday for portability");
# endif
#endif
/* Hide some function declarations from <winsock2.h>. */
#if defined _MSC_VER && 0
# if !defined _GL_M4_UNISTD_H
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef close
# define close close_used_without_including_unistd_h
# else
_GL_WARN_ON_USE (close,
"close() used without including <unistd.h>");
# endif
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef gethostname
# define gethostname gethostname_used_without_including_unistd_h
# else
_GL_WARN_ON_USE (gethostname,
"gethostname() used without including <unistd.h>");
# endif
# endif
# if !defined _GL_M4_SYS_SOCKET_H
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef socket
# define socket socket_used_without_including_sys_socket_h
# undef connect
# define connect connect_used_without_including_sys_socket_h
# undef accept
# define accept accept_used_without_including_sys_socket_h
# undef bind
# define bind bind_used_without_including_sys_socket_h
# undef getpeername
# define getpeername getpeername_used_without_including_sys_socket_h
# undef getsockname
# define getsockname getsockname_used_without_including_sys_socket_h
# undef getsockopt
# define getsockopt getsockopt_used_without_including_sys_socket_h
# undef listen
# define listen listen_used_without_including_sys_socket_h
# undef recv
# define recv recv_used_without_including_sys_socket_h
# undef send
# define send send_used_without_including_sys_socket_h
# undef recvfrom
# define recvfrom recvfrom_used_without_including_sys_socket_h
# undef sendto
# define sendto sendto_used_without_including_sys_socket_h
# undef setsockopt
# define setsockopt setsockopt_used_without_including_sys_socket_h
# undef shutdown
# define shutdown shutdown_used_without_including_sys_socket_h
# else
_GL_WARN_ON_USE (socket,
"socket() used without including <sys/socket.h>");
_GL_WARN_ON_USE (connect,
"connect() used without including <sys/socket.h>");
_GL_WARN_ON_USE (accept,
"accept() used without including <sys/socket.h>");
_GL_WARN_ON_USE (bind,
"bind() used without including <sys/socket.h>");
_GL_WARN_ON_USE (getpeername,
"getpeername() used without including <sys/socket.h>");
_GL_WARN_ON_USE (getsockname,
"getsockname() used without including <sys/socket.h>");
_GL_WARN_ON_USE (getsockopt,
"getsockopt() used without including <sys/socket.h>");
_GL_WARN_ON_USE (listen,
"listen() used without including <sys/socket.h>");
_GL_WARN_ON_USE (recv,
"recv() used without including <sys/socket.h>");
_GL_WARN_ON_USE (send,
"send() used without including <sys/socket.h>");
_GL_WARN_ON_USE (recvfrom,
"recvfrom() used without including <sys/socket.h>");
_GL_WARN_ON_USE (sendto,
"sendto() used without including <sys/socket.h>");
_GL_WARN_ON_USE (setsockopt,
"setsockopt() used without including <sys/socket.h>");
_GL_WARN_ON_USE (shutdown,
"shutdown() used without including <sys/socket.h>");
# endif
# endif
# if !defined _GL_M4_SYS_SELECT_H
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef select
# define select select_used_without_including_sys_select_h
# else
_GL_WARN_ON_USE (select,
"select() used without including <sys/select.h>");
# endif
# endif
#endif
#endif /* _GL_M4_SYS_TIME_H */
#endif /* _CYGWIN_SYS_TIME_H */
#endif /* _GL_M4_SYS_TIME_H */
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