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-rw-r--r--gl/sys_time.in.h197
1 files changed, 102 insertions, 95 deletions
diff --git a/gl/sys_time.in.h b/gl/sys_time.in.h
index d915cee..3dbf632 100644
--- a/gl/sys_time.in.h
+++ b/gl/sys_time.in.h
@@ -1,6 +1,6 @@
/* Provide a more complete sys/time.h.
- Copyright (C) 2007-2012 Free Software Foundation, Inc.
+ Copyright (C) 2007-2013 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
@@ -17,37 +17,42 @@
/* Written by Paul Eggert. */
+#ifndef _@GUARD_PREFIX@_SYS_TIME_H
+
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
#endif
@PRAGMA_COLUMNS@
-#if defined _@GUARD_PREFIX@_SYS_TIME_H
-
-/* Simply delegate to the system's header, without adding anything. */
-# if @HAVE_SYS_TIME_H@
-# @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
-# endif
-
+/* On Cygwin, <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>. */
+#ifdef _CYGWIN_SYS_TIME_H
+# @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
#else
-# define _@GUARD_PREFIX@_SYS_TIME_H
+/* The include_next requires a split double-inclusion guard. */
+#if @HAVE_SYS_TIME_H@
+# @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
+#endif
+
+#ifndef _@GUARD_PREFIX@_SYS_TIME_H
+#define _@GUARD_PREFIX@_SYS_TIME_H
-# if @HAVE_SYS_TIME_H@
-# @INCLUDE_NEXT@ @NEXT_SYS_TIME_H@
-# else
-# include <time.h>
-# endif
+#if ! @HAVE_SYS_TIME_H@
+# 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 || @REPLACE_STRUCT_TIMEVAL@) && @HAVE_WINSOCK2_H@ && !defined _GL_INCLUDING_WINSOCK2_H
-# define _GL_INCLUDING_WINSOCK2_H
-# include <winsock2.h>
-# undef _GL_INCLUDING_WINSOCK2_H
-# endif
+#if (defined _MSC_VER || @REPLACE_STRUCT_TIMEVAL@) && @HAVE_WINSOCK2_H@ && !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. */
@@ -55,112 +60,112 @@
/* The definition of _GL_WARN_ON_USE is copied here. */
-# ifdef __cplusplus
+#ifdef __cplusplus
extern "C" {
-# endif
+#endif
-# if !@HAVE_STRUCT_TIMEVAL@ || @REPLACE_STRUCT_TIMEVAL@
+#if !@HAVE_STRUCT_TIMEVAL@ || @REPLACE_STRUCT_TIMEVAL@
-# if @REPLACE_STRUCT_TIMEVAL@
-# define timeval rpl_timeval
-# endif
+# if @REPLACE_STRUCT_TIMEVAL@
+# define timeval rpl_timeval
+# endif
-# if !GNULIB_defined_struct_timeval
+# if !GNULIB_defined_struct_timeval
struct timeval
{
time_t tv_sec;
long int tv_usec;
};
-# define GNULIB_defined_struct_timeval 1
-# endif
-
+# define GNULIB_defined_struct_timeval 1
# endif
-# ifdef __cplusplus
+#endif
+
+#ifdef __cplusplus
}
-# endif
+#endif
-# if @GNULIB_GETTIMEOFDAY@
-# if @REPLACE_GETTIMEOFDAY@
-# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-# undef gettimeofday
-# define gettimeofday rpl_gettimeofday
-# endif
+#if @GNULIB_GETTIMEOFDAY@
+# if @REPLACE_GETTIMEOFDAY@
+# 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 !@HAVE_GETTIMEOFDAY@
+# else
+# if !@HAVE_GETTIMEOFDAY@
_GL_FUNCDECL_SYS (gettimeofday, int,
(struct timeval *restrict, void *restrict)
_GL_ARG_NONNULL ((1)));
-# endif
+# 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
+# endif
_GL_CXXALIASWARN (gettimeofday);
-# elif defined GNULIB_POSIXCHECK
-# undef gettimeofday
-# if HAVE_RAW_DECL_GETTIMEOFDAY
+#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
+#endif
/* Hide some function declarations from <winsock2.h>. */
-# if defined _MSC_VER && @HAVE_WINSOCK2_H@
-# if !defined _@GUARD_PREFIX@_UNISTD_H
-# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-# undef close
-# define close close_used_without_including_unistd_h
-# else
+#if defined _MSC_VER && @HAVE_WINSOCK2_H@
+# if !defined _@GUARD_PREFIX@_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
+# 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 _@GUARD_PREFIX@_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
+# endif
+# if !defined _@GUARD_PREFIX@_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,
@@ -189,17 +194,19 @@ _GL_WARN_ON_USE (gettimeofday, "gettimeofday is unportable - "
"setsockopt() used without including <sys/socket.h>");
_GL_WARN_ON_USE (shutdown,
"shutdown() used without including <sys/socket.h>");
-# endif
# endif
-# if !defined _@GUARD_PREFIX@_SYS_SELECT_H
-# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
-# undef select
-# define select select_used_without_including_sys_select_h
-# else
+# endif
+# if !defined _@GUARD_PREFIX@_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
#endif /* _@GUARD_PREFIX@_SYS_TIME_H */
+#endif /* _CYGWIN_SYS_TIME_H */
+#endif /* _@GUARD_PREFIX@_SYS_TIME_H */