diff options
Diffstat (limited to 'gl/sys_socket.in.h')
| -rw-r--r-- | gl/sys_socket.in.h | 163 |
1 files changed, 112 insertions, 51 deletions
diff --git a/gl/sys_socket.in.h b/gl/sys_socket.in.h index fc105e63..b4cf0c39 100644 --- a/gl/sys_socket.in.h +++ b/gl/sys_socket.in.h @@ -1,6 +1,6 @@ /* Provide a sys/socket header file for systems lacking it (read: MinGW) and for systems where it is incomplete. - Copyright (C) 2005-2010 Free Software Foundation, Inc. + Copyright (C) 2005-2013 Free Software Foundation, Inc. Written by Simon Josefsson. This program is free software; you can redistribute it and/or modify @@ -14,8 +14,7 @@ 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. */ + along with this program; if not, see <http://www.gnu.org/licenses/>. */ /* This file is supposed to be used on platforms that lack <sys/socket.h>, on platforms where <sys/socket.h> cannot be included standalone, and on @@ -26,6 +25,7 @@ #if __GNUC__ >= 3 @PRAGMA_SYSTEM_HEADER@ #endif +@PRAGMA_COLUMNS@ #if defined _GL_ALREADY_INCLUDING_SYS_SOCKET_H /* Special invocation convention: @@ -39,7 +39,7 @@ #else /* Normal invocation convention. */ -#ifndef _GL_SYS_SOCKET_H +#ifndef _@GUARD_PREFIX@_SYS_SOCKET_H #if @HAVE_SYS_SOCKET_H@ @@ -49,6 +49,10 @@ <sys/types.h>. */ # include <sys/types.h> +/* On FreeBSD 6.4, <sys/socket.h> defines some macros that assume that NULL + is defined. */ +# include <stddef.h> + /* The include_next requires a split double-inclusion guard. */ # @INCLUDE_NEXT@ @NEXT_SYS_SOCKET_H@ @@ -56,8 +60,13 @@ #endif -#ifndef _GL_SYS_SOCKET_H -#define _GL_SYS_SOCKET_H +#ifndef _@GUARD_PREFIX@_SYS_SOCKET_H +#define _@GUARD_PREFIX@_SYS_SOCKET_H + +_GL_INLINE_HEADER_BEGIN +#ifndef _GL_SYS_SOCKET_INLINE +# define _GL_SYS_SOCKET_INLINE _GL_INLINE +#endif /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ @@ -66,11 +75,21 @@ /* The definition of _GL_WARN_ON_USE is copied here. */ #if !@HAVE_SA_FAMILY_T@ +# if !GNULIB_defined_sa_family_t typedef unsigned short sa_family_t; +# define GNULIB_defined_sa_family_t 1 +# endif #endif -#if !@HAVE_STRUCT_SOCKADDR_STORAGE@ -# include <alignof.h> +#if @HAVE_STRUCT_SOCKADDR_STORAGE@ +/* Make the 'struct sockaddr_storage' field 'ss_family' visible on AIX 7.1. */ +# if !@HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY@ +# ifndef ss_family +# define ss_family __ss_family +# endif +# endif +#else +# include <stdalign.h> /* Code taken from glibc sysdeps/unix/sysv/linux/bits/socket.h on 2009-05-08, licensed under LGPLv2.1+, plus portability fixes. */ # define __ss_aligntype unsigned long int @@ -81,12 +100,22 @@ typedef unsigned short sa_family_t; : alignof (__ss_aligntype)) \ + sizeof (__ss_aligntype))) +# if !GNULIB_defined_struct_sockaddr_storage struct sockaddr_storage { sa_family_t ss_family; /* Address family, etc. */ __ss_aligntype __ss_align; /* Force desired alignment. */ char __ss_padding[_SS_PADSIZE]; }; +# define GNULIB_defined_struct_sockaddr_storage 1 +# endif + +#endif + +/* Get struct iovec. */ +/* But avoid namespace pollution on glibc systems. */ +#if ! defined __GLIBC__ +# include <sys/uio.h> #endif #if @HAVE_SYS_SOCKET_H@ @@ -118,16 +147,15 @@ struct sockaddr_storage that you can influence which definitions you get by setting the WINVER symbol before including these two files. For example, getaddrinfo is only available if _WIN32_WINNT >= 0x0501 (that - symbol is set indiriectly through WINVER). You can set this by + symbol is set indirectly through WINVER). You can set this by adding AC_DEFINE(WINVER, 0x0501) to configure.ac. Note that your code may not run on older Windows releases then. My Windows 2000 box was not able to run the code, for example. The situation is - slightly confusing because: - http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winsock/winsock/getaddrinfo_2.asp + slightly confusing because + <http://msdn.microsoft.com/en-us/library/ms738520> suggests that getaddrinfo should be available on all Windows releases. */ - # if @HAVE_WINSOCK2_H@ # include <winsock2.h> # endif @@ -151,17 +179,34 @@ struct sockaddr_storage # include <sys/types.h> # include <io.h> +# if !GNULIB_defined_socklen_t typedef int socklen_t; +# define GNULIB_defined_socklen_t 1 +# endif # endif +/* Rudimentary 'struct msghdr'; this works as long as you don't try to + access msg_control or msg_controllen. */ +struct msghdr { + void *msg_name; + socklen_t msg_namelen; + struct iovec *msg_iov; + int msg_iovlen; + int msg_flags; +}; + #endif +/* Fix some definitions from <winsock2.h>. */ + #if @HAVE_WINSOCK2_H@ +# if !GNULIB_defined_rpl_fd_isset + /* Re-define FD_ISSET to avoid a WSA call while we are not using network sockets. */ -static inline int +_GL_SYS_SOCKET_INLINE int rpl_fd_isset (SOCKET fd, fd_set * set) { u_int i; @@ -175,33 +220,46 @@ rpl_fd_isset (SOCKET fd, fd_set * set) return 0; } +# define GNULIB_defined_rpl_fd_isset 1 +# endif + # undef FD_ISSET # define FD_ISSET(fd, set) rpl_fd_isset(fd, set) #endif -/* Wrap everything else to use libc file descriptors for sockets. */ +/* Hide some function declarations from <winsock2.h>. */ -#if @HAVE_WINSOCK2_H@ && !defined _GL_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>"); +#if @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 + _GL_WARN_ON_USE (gethostname, + "gethostname() used without including <unistd.h>"); +# endif # endif -#endif - -#if @HAVE_WINSOCK2_H@ && !defined _GL_UNISTD_H -# 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>"); +# 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 +/* Wrap everything else to use libc file descriptors for sockets. */ + #if @GNULIB_SOCKET@ # if @HAVE_WINSOCK2_H@ # if !(defined __cplusplus && defined GNULIB_NAMESPACE) @@ -237,8 +295,11 @@ _GL_FUNCDECL_RPL (connect, int, _GL_CXXALIAS_RPL (connect, int, (int fd, const struct sockaddr *addr, socklen_t addrlen)); # else -_GL_CXXALIAS_SYS (connect, int, - (int fd, const struct sockaddr *addr, socklen_t addrlen)); +/* Need to cast, because on NonStop Kernel, the third parameter is + size_t addrlen. */ +_GL_CXXALIAS_SYS_CAST (connect, int, + (int fd, + const struct sockaddr *addr, socklen_t addrlen)); # endif _GL_CXXALIASWARN (connect); #elif @HAVE_WINSOCK2_H@ @@ -292,8 +353,11 @@ _GL_FUNCDECL_RPL (bind, int, _GL_CXXALIAS_RPL (bind, int, (int fd, const struct sockaddr *addr, socklen_t addrlen)); # else -_GL_CXXALIAS_SYS (bind, int, - (int fd, const struct sockaddr *addr, socklen_t addrlen)); +/* Need to cast, because on NonStop Kernel, the third parameter is + size_t addrlen. */ +_GL_CXXALIAS_SYS_CAST (bind, int, + (int fd, + const struct sockaddr *addr, socklen_t addrlen)); # endif _GL_CXXALIASWARN (bind); #elif @HAVE_WINSOCK2_H@ @@ -514,9 +578,11 @@ _GL_CXXALIAS_RPL (sendto, ssize_t, (int fd, const void *buf, size_t len, int flags, const struct sockaddr *to, socklen_t tolen)); # else -_GL_CXXALIAS_SYS (sendto, ssize_t, - (int fd, const void *buf, size_t len, int flags, - const struct sockaddr *to, socklen_t tolen)); +/* Need to cast, because on NonStop Kernel, the sixth parameter is + size_t tolen. */ +_GL_CXXALIAS_SYS_CAST (sendto, ssize_t, + (int fd, const void *buf, size_t len, int flags, + const struct sockaddr *to, socklen_t tolen)); # endif _GL_CXXALIASWARN (sendto); #elif @HAVE_WINSOCK2_H@ @@ -542,8 +608,11 @@ _GL_FUNCDECL_RPL (setsockopt, int, (int fd, int level, int optname, _GL_CXXALIAS_RPL (setsockopt, int, (int fd, int level, int optname, const void * optval, socklen_t optlen)); # else -_GL_CXXALIAS_SYS (setsockopt, int, (int fd, int level, int optname, - const void * optval, socklen_t optlen)); +/* Need to cast, because on NonStop Kernel, the fifth parameter is + size_t optlen. */ +_GL_CXXALIAS_SYS_CAST (setsockopt, int, + (int fd, int level, int optname, + const void * optval, socklen_t optlen)); # endif _GL_CXXALIASWARN (setsockopt); #elif @HAVE_WINSOCK2_H@ @@ -580,16 +649,6 @@ _GL_WARN_ON_USE (shutdown, "shutdown is not always POSIX compliant - " # endif #endif -#if @HAVE_WINSOCK2_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 - #if @GNULIB_ACCEPT4@ /* Accept a connection on a socket, with specific opening flags. The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) @@ -623,6 +682,8 @@ _GL_WARN_ON_USE (accept4, "accept4 is unportable - " # endif #endif -#endif /* _GL_SYS_SOCKET_H */ -#endif /* _GL_SYS_SOCKET_H */ +_GL_INLINE_HEADER_END + +#endif /* _@GUARD_PREFIX@_SYS_SOCKET_H */ +#endif /* _@GUARD_PREFIX@_SYS_SOCKET_H */ #endif |