libvirt/gnulib/lib/sys_select.in.h
2008-10-28 17:47:12 +00:00

79 lines
2.1 KiB
C

/* Substitute for <sys/select.h>.
Copyright (C) 2007-2008 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1, 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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. */
#ifndef _GL_SYS_SELECT_H
#if @HAVE_SYS_SELECT_H@
# if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
# endif
/* On many platforms, <sys/select.h> assumes prior inclusion of
<sys/types.h>. */
# include <sys/types.h>
/* On OSF/1 4.0, <sys/select.h> provides only a forward declaration
of 'struct timeval', and no definition of this type.. */
# include <sys/time.h>
/* The include_next requires a split double-inclusion guard. */
# @INCLUDE_NEXT@ @NEXT_SYS_SELECT_H@
#endif
#ifndef _GL_SYS_SELECT_H
#define _GL_SYS_SELECT_H
#if !@HAVE_SYS_SELECT_H@
/* A platform that lacks <sys/select.h>. */
# include <sys/socket.h>
/* The definition of GL_LINK_WARNING is copied here. */
# ifdef __cplusplus
extern "C" {
# endif
# if @GNULIB_SELECT@
# if @HAVE_WINSOCK2_H@
# undef select
# define select rpl_select
extern int rpl_select (int, fd_set *, fd_set *, fd_set *, struct timeval *);
# endif
# elif @HAVE_WINSOCK2_H@
# undef select
# define select select_used_without_requesting_gnulib_module_select
# elif defined GNULIB_POSIXCHECK
# undef select
# define select(n,r,w,e,t) \
(GL_LINK_WARNING ("select is not always POSIX compliant - " \
"use gnulib module select for portability"), \
select (n, r, w, e, t))
# endif
# ifdef __cplusplus
}
# endif
#endif
#endif /* _GL_SYS_SELECT_H */
#endif /* _GL_SYS_SELECT_H */